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	<title>Peristiwa 4,2 kilowarsa - Riwayat revisi</title>
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	<updated>2026-09-16T07:23:59Z</updated>
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		<title>Maintenance script: Pembersihan konten sesuai kebijakan Wiki Unissula</title>
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		<updated>2026-09-09T06:41:17Z</updated>

		<summary type="html">&lt;p&gt;Pembersihan konten sesuai kebijakan Wiki Unissula&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw-interface=&quot;&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisi sebelumnya&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisi per 9 September 2026 06.41&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l6&quot;&gt;Baris 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Baris 6:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Bukti pemodelan menunjukkan bahwa peristiwa 4,2 ka merupakan akibat dari pelemahan signifikan [[sirkulasi meridional Atlantik]] (&amp;#039;&amp;#039;Atlantic Meridional Overturning Circulation&amp;#039;&amp;#039;, AMOC) yang mengganggu arus laut global dan menghasilkan perubahan curah hujan dan suhu di berbagai wilayah,&amp;lt;ref&amp;gt;Mi Yan. [https://cp.copernicus.org/articles/15/265/2019/ Physical processes of cooling and mega-drought during the 4.2 ka BP event: results from TraCE-21ka simulations]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 21 February 2019. Vol. 15 (1). hlm. 265–277. doi:10.5194/cp-15-265-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Liang Ning. [https://cp.copernicus.org/articles/15/41/2019/ Comparing the spatial patterns of climate change in the 9th and 5th millennia BP from TRACE-21 model simulations]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 10 January 2019. Vol. 15 (1). hlm. 41–52. doi:10.5194/cp-15-41-2019.&amp;lt;/ref&amp;gt; di antaranya adanya pergeseran tiba-tiba dari [[Daerah Pertemuan Angin Antar Tropis|Zona Konvergensi Angin Antar Tropis]] (&amp;#039;&amp;#039;Intertropical Convergence Zone&amp;#039;&amp;#039;, ITCZ) ke selatan.&amp;lt;ref&amp;gt;Bassem Jalali. [https://cp.copernicus.org/articles/15/701/2019/ Influence of the North Atlantic subpolar gyre circulation on the 4.2 ka BP event]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 8 April 2019. Vol. 15 (2). hlm. 701–711. doi:10.5194/cp-15-701-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Monica Bini. [https://cp.copernicus.org/articles/15/555/2019/ The 4.2 ka BP Event in the Mediterranean region: an overview]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 27 March 2019. Vol. 15 (2). hlm. 555–577. doi:10.5194/cp-15-555-2019.&amp;lt;/ref&amp;gt; Bukti menunjukkan peningkatan variabilitas [[El Niño–Osilasi Selatan|El Niño–Southern Oscillation]] (ENSO) juga turut berperan dalam menghasilkan kondisi iklim pada peristiwa tersebut.&amp;lt;ref&amp;gt;Lauren T. Toth. [https://cp.copernicus.org/articles/15/105/2019/ The 4.2 ka event, ENSO, and coral reef development]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 16 January 2019. Vol. 15 (1). hlm. 105–119. doi:10.5194/cp-15-105-2019.&amp;lt;/ref&amp;gt; Letusan gunung berapi di Islandia juga telah diusulkan sebagai penyebabnya,&amp;lt;ref&amp;gt;Raymond S. Bradley. [https://cp.copernicus.org/articles/15/1665/2019/ Is there evidence for a 4.2 ka BP event in the northern North Atlantic region?]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 2 September 2019. Vol. 15 (5). hlm. 1665–1676. doi:10.5194/cp-15-1665-2019.&amp;lt;/ref&amp;gt; meski kandungan sulfur yang rendah pada gunung api Islandia membuat beberapa peneliti mengabaikan dampaknya terhadap perubahan iklim global.&amp;lt;ref&amp;gt;Áslaug Geirsdóttir. [https://cp.copernicus.org/articles/15/25/2019/ The onset of neoglaciation in Iceland and the 4.2 ka event]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 8 January 2019. Vol. 15 (1). hlm. 25–40. doi:10.5194/cp-15-25-2019.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Bukti pemodelan menunjukkan bahwa peristiwa 4,2 ka merupakan akibat dari pelemahan signifikan [[sirkulasi meridional Atlantik]] (&amp;#039;&amp;#039;Atlantic Meridional Overturning Circulation&amp;#039;&amp;#039;, AMOC) yang mengganggu arus laut global dan menghasilkan perubahan curah hujan dan suhu di berbagai wilayah,&amp;lt;ref&amp;gt;Mi Yan. [https://cp.copernicus.org/articles/15/265/2019/ Physical processes of cooling and mega-drought during the 4.2 ka BP event: results from TraCE-21ka simulations]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 21 February 2019. Vol. 15 (1). hlm. 265–277. doi:10.5194/cp-15-265-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Liang Ning. [https://cp.copernicus.org/articles/15/41/2019/ Comparing the spatial patterns of climate change in the 9th and 5th millennia BP from TRACE-21 model simulations]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 10 January 2019. Vol. 15 (1). hlm. 41–52. doi:10.5194/cp-15-41-2019.&amp;lt;/ref&amp;gt; di antaranya adanya pergeseran tiba-tiba dari [[Daerah Pertemuan Angin Antar Tropis|Zona Konvergensi Angin Antar Tropis]] (&amp;#039;&amp;#039;Intertropical Convergence Zone&amp;#039;&amp;#039;, ITCZ) ke selatan.&amp;lt;ref&amp;gt;Bassem Jalali. [https://cp.copernicus.org/articles/15/701/2019/ Influence of the North Atlantic subpolar gyre circulation on the 4.2 ka BP event]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 8 April 2019. Vol. 15 (2). hlm. 701–711. doi:10.5194/cp-15-701-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Monica Bini. [https://cp.copernicus.org/articles/15/555/2019/ The 4.2 ka BP Event in the Mediterranean region: an overview]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 27 March 2019. Vol. 15 (2). hlm. 555–577. doi:10.5194/cp-15-555-2019.&amp;lt;/ref&amp;gt; Bukti menunjukkan peningkatan variabilitas [[El Niño–Osilasi Selatan|El Niño–Southern Oscillation]] (ENSO) juga turut berperan dalam menghasilkan kondisi iklim pada peristiwa tersebut.&amp;lt;ref&amp;gt;Lauren T. Toth. [https://cp.copernicus.org/articles/15/105/2019/ The 4.2 ka event, ENSO, and coral reef development]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 16 January 2019. Vol. 15 (1). hlm. 105–119. doi:10.5194/cp-15-105-2019.&amp;lt;/ref&amp;gt; Letusan gunung berapi di Islandia juga telah diusulkan sebagai penyebabnya,&amp;lt;ref&amp;gt;Raymond S. Bradley. [https://cp.copernicus.org/articles/15/1665/2019/ Is there evidence for a 4.2 ka BP event in the northern North Atlantic region?]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 2 September 2019. Vol. 15 (5). hlm. 1665–1676. doi:10.5194/cp-15-1665-2019.&amp;lt;/ref&amp;gt; meski kandungan sulfur yang rendah pada gunung api Islandia membuat beberapa peneliti mengabaikan dampaknya terhadap perubahan iklim global.&amp;lt;ref&amp;gt;Áslaug Geirsdóttir. [https://cp.copernicus.org/articles/15/25/2019/ The onset of neoglaciation in Iceland and the 4.2 ka event]. &amp;#039;&amp;#039;Climate of the Past&amp;#039;&amp;#039;. 8 January 2019. Vol. 15 (1). hlm. 25–40. doi:10.5194/cp-15-25-2019.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;== Bukti-Bukti Pendukung ==&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fase kekeringan hebat pada kurun 2200 SM tercatat di seluruh Afrika Utara,&amp;lt;ref&amp;gt;Françoise Gasse. [https://archive.org/details/sim_earth-and-planetary-science-letters_1994-09_126_4/page/434 Abrupt post-glacial climate events in West Asia and North Africa monsoon domains]. &#039;&#039;Earth and Planetary Science Letters&#039;&#039;. 1994. Vol. 126 (4). hlm. 435–456. doi:10.1016/0012-821X(94)90123-6.&amp;lt;/ref&amp;gt; Timur Tengah,&amp;lt;ref&amp;gt;Miryam Bar-Matthews. [https://archive.org/details/quaternary-research_1997-03_47_2/page/155 Late Quaternary Paleoclimate in the Eastern Mediterranean Region from Stable Isotope Analysis of Speleothems at Soreq Cave, Israel]. &#039;&#039;Quaternary Research&#039;&#039;. 1997. Vol. 47 (2). hlm. 155–168. doi:10.1006/qres.1997.1883.&amp;lt;/ref&amp;gt; Laut Merah,&amp;lt;ref&amp;gt;Helge W. Arz. &#039;&#039;A pronounced dry event recorded around 4.2 ka in brine sediments from the northern Red Sea&#039;&#039;. &#039;&#039;Quaternary Research&#039;&#039;. 2006. Vol. 66 (3). hlm. 432–441. doi:10.1016/j.yqres.2006.05.006.&amp;lt;/ref&amp;gt; Semenanjung Arab,&amp;lt;ref&amp;gt;Adrian G. Parker. [http://www.gulfnexus.org/articles/geo/2006a%20Parker%20et%20al.pdf A record of Holocene climate change from lake geochemical analyses in southeastern Arabia]. &#039;&#039;Quaternary Research&#039;&#039;. 2006. Vol. 66 (3). hlm. 465–476. doi:10.1016/j.yqres.2006.07.001.&amp;lt;/ref&amp;gt; anak benua India,&amp;lt;ref&amp;gt;M. Staubwasser. &#039;&#039;Climate change at the 4.2 ka BP termination of the Indus valley civilization and Holocene south Asian monsoon variability&#039;&#039;. &#039;&#039;Geophysical Research Letters&#039;&#039;. 2003. Vol. 30 (8). hlm. 1425. doi:10.1029/2002GL016822.&amp;lt;/ref&amp;gt; dan Amerika Utara bagian tengah.&amp;lt;ref&amp;gt;Booth, Robert K. &#039;&#039;A severe centennial-scale drought in midcontinental North America 4200 years ago and apparent global linkages&#039;&#039;. &#039;&#039;The Holocene&#039;&#039;. 2005. Vol. 15 (3). hlm. 321–328. doi:10.1191/0959683605hl825ft.&amp;lt;/ref&amp;gt; Selain itu, gletser di seluruh pegunungan Kanada barat meluas sekitar waktu itu,&amp;lt;ref&amp;gt;B. Menounos. &#039;&#039;Western Canadian glaciers advance in concert with climate change c. 4.2 ka&#039;&#039;. &#039;&#039;Geophysical Research Letters&#039;&#039;. 2008. Vol. 35 (7). hlm. L07501. doi:10.1029/2008GL033172.&amp;lt;/ref&amp;gt; sebagaimana juga terjadi di Islandia.&amp;lt;ref&amp;gt;Áslaug Geirsdóttir. [https://cp.copernicus.org/articles/15/25/2019/ The onset of neoglaciation in Iceland and the 4.2 ka event]. &#039;&#039;Climate of the Past&#039;&#039;. 8 January 2019. Vol. 15 (1). hlm. 25–40. doi:10.5194/cp-15-25-2019.&amp;lt;/ref&amp;gt; Bukti juga telah ditemukan di batuan aliran gua Italia,&amp;lt;ref&amp;gt;Drysdale, Russell. &#039;&#039;Late Holocene drought responsible for the collapse of Old World civilizations is recorded in an Italian cave flowstone&#039;&#039;. &#039;&#039;Journal Geology&#039;&#039;. 2005. Vol. 34 (2). hlm. 101–104. doi:10.1130/G22103.1.&amp;lt;/ref&amp;gt; lapisan es Kilimanjaro,&amp;lt;ref&amp;gt;Thompson. [https://archive.org/details/sim_science_2002-10-18_298_5593/page/588 Kilimanjaro Ice Core Records Evidence of Holocene Climate Change in Tropical Africa]. &#039;&#039;Science&#039;&#039;. 2002. Vol. 298 (5593). hlm. 589–93. doi:10.1126/science.1073198.&amp;lt;/ref&amp;gt; dan pada gletser di pegunungan Andes.&amp;lt;ref&amp;gt;Davis, Mary E. &#039;&#039;An Andean ice-core record of a Middle Holocene mega-drought in North Africa and Asia&#039;&#039;. &#039;&#039;Annals of Glaciology&#039;&#039;. 2006. Vol. 43 (1). hlm. 34–41. doi:10.3189/172756406781812456.&amp;lt;/ref&amp;gt; Permulaan pengeringan di Mesopotamia sekitar tahun 2100 SM juga bertepatan dengan peristiwa pendinginan di Atlantik Utara, yang dikenal sebagai peristiwa Bond 3.&amp;lt;ref&amp;gt;Peter B. deMenocal. [https://archive.org/details/sim_science_2001-04-27_292_5517/page/666 Cultural Responses to Climate Change During the Late Holocene]. &#039;&#039;Science&#039;&#039;. 2001. Vol. 292 (5517). hlm. 667–673. doi:10.1126/science.1059827.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Bond, G. [http://rivernet.ncsu.edu/courselocker/PaleoClimate/Bond%20et%20al.,%201997%20Millenial%20Scale%20Holocene%20Change.pdf A Pervasive Millennial-Scale Cycle in North Atlantic Holocene and Glacial Climates]. &#039;&#039;Science&#039;&#039;. 1997. Vol. 278 (5341). hlm. 1257–1266. doi:10.1126/science.278.5341.1257.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.ldeo.columbia.edu/res/pi/arch/examples.shtml Two examples of abrupt climate change]. Lamont–Doherty Earth Observatory.&amp;lt;/ref&amp;gt; Bukti adanya peristiwa 4,2 ka di Eropa Utara dapat diamati baik pada inti es maupun garis pepohonan di lembah Kauner Alpen dari data &#039;&#039;North Greenland Ice Core Project&#039;&#039; (NGRIP), seperti yang divisualisasikan dalam grafik gabungan variabilitas iklim Holosen.&amp;lt;ref&amp;gt;Holm, Hans J. (2011a): Archäoklimatologie des Holozäns: Ein durchgreifender Vergleich der „Wuchshomogenität“ mit der Sonnenaktivität und anderen Klimaanzeigern („Proxies“). In: Archäologisches Korrespondenzblatt 41-1, S.119-132.&amp;lt;/ref&amp;gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pada tahun 2018, Komisi Internasional tentang Stratigrafi membagi zaman Holosen menjadi tiga periode,&amp;lt;ref&amp;gt;[https://timesofindia.indiatimes.com/home/science/newest-phase-in-earths-history-named-after-meghalaya-rock/articleshow/65046837.cms Meghalaya Age: Newest phase in Earth&amp;#039;s history named after Meghalaya rock | – Times of India]. &amp;#039;&amp;#039;The Times of India&amp;#039;&amp;#039;. 19 July 2018.&amp;lt;/ref&amp;gt; dengan Holosen Akhir berlangsung dari 2250 SM dan seterusnya ditetapkan sebagai tahap atau zaman [[Holosen Akhir|Meghalayan]].&amp;lt;ref&amp;gt;Jonathan Amos. [https://www.bbc.com/news/science-environment-44868527 Welcome to the Meghalayan Age a new phase in history]. &amp;#039;&amp;#039;BBC News&amp;#039;&amp;#039;. 18 July 2018.&amp;lt;/ref&amp;gt; Batas dari stratotipe adalah [[Speleotem|lspeleotem]] di Gua Mawmluh di India, dan stratotipe tambahan globalnya adalah [[inti es]] dari Gunung Logan di Kanada.&amp;lt;ref&amp;gt;[https://www.qpg.geog.cam.ac.uk/news/formalsubdivisionoftheholoceneseriesgeogr18.pdf Formal subdivision of the Holocene Series/Epoch].&amp;lt;/ref&amp;gt; Namun, justifikasi pembagian ini diperdebatkan karena beberapa menganggap kurun waktunya tidak konkrit, seperti diajukan Jessica Tierney, seorang paleoklimatolog di Universitas Arizona di Tucson, yang menyatakan bahwa para pendukung pembagian baru tersebut secara keliru &amp;quot;mencampuradukkan bukti kekeringan dan periode basah lainnya, terkadang berabad-abad jauhnya dari peristiwa tersebut.&amp;quot;&amp;lt;ref&amp;gt;Voosen. [https://www.science.org/content/article/massive-drought-or-myth-scientists-spar-over-ancient-climate-event-behind-our-new Massive drought or myth? Scientists spar over an ancient climate event behind our new geological age]. &amp;#039;&amp;#039;Science&amp;#039;&amp;#039;. August 8, 2018.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pada tahun 2018, Komisi Internasional tentang Stratigrafi membagi zaman Holosen menjadi tiga periode,&amp;lt;ref&amp;gt;[https://timesofindia.indiatimes.com/home/science/newest-phase-in-earths-history-named-after-meghalaya-rock/articleshow/65046837.cms Meghalaya Age: Newest phase in Earth&amp;#039;s history named after Meghalaya rock | – Times of India]. &amp;#039;&amp;#039;The Times of India&amp;#039;&amp;#039;. 19 July 2018.&amp;lt;/ref&amp;gt; dengan Holosen Akhir berlangsung dari 2250 SM dan seterusnya ditetapkan sebagai tahap atau zaman [[Holosen Akhir|Meghalayan]].&amp;lt;ref&amp;gt;Jonathan Amos. [https://www.bbc.com/news/science-environment-44868527 Welcome to the Meghalayan Age a new phase in history]. &amp;#039;&amp;#039;BBC News&amp;#039;&amp;#039;. 18 July 2018.&amp;lt;/ref&amp;gt; Batas dari stratotipe adalah [[Speleotem|lspeleotem]] di Gua Mawmluh di India, dan stratotipe tambahan globalnya adalah [[inti es]] dari Gunung Logan di Kanada.&amp;lt;ref&amp;gt;[https://www.qpg.geog.cam.ac.uk/news/formalsubdivisionoftheholoceneseriesgeogr18.pdf Formal subdivision of the Holocene Series/Epoch].&amp;lt;/ref&amp;gt; Namun, justifikasi pembagian ini diperdebatkan karena beberapa menganggap kurun waktunya tidak konkrit, seperti diajukan Jessica Tierney, seorang paleoklimatolog di Universitas Arizona di Tucson, yang menyatakan bahwa para pendukung pembagian baru tersebut secara keliru &amp;quot;mencampuradukkan bukti kekeringan dan periode basah lainnya, terkadang berabad-abad jauhnya dari peristiwa tersebut.&amp;quot;&amp;lt;ref&amp;gt;Voosen. [https://www.science.org/content/article/massive-drought-or-myth-scientists-spar-over-ancient-climate-event-behind-our-new Massive drought or myth? Scientists spar over an ancient climate event behind our new geological age]. &amp;#039;&amp;#039;Science&amp;#039;&amp;#039;. August 8, 2018.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://wiki.unissula.ac.id/index.php?title=Peristiwa_4,2_kilowarsa&amp;diff=28167&amp;oldid=prev</id>
		<title>Maintenance script: Presentation V4: sitasi, referensi, Math, Wikimedia Commons, dan atribusi</title>
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		<updated>2026-08-29T23:02:20Z</updated>

		<summary type="html">&lt;p&gt;Presentation V4: sitasi, referensi, Math, Wikimedia Commons, dan atribusi&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Revisi sebelumnya&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revisi per 29 Agustus 2026 23.02&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Baris 1:&lt;/td&gt;
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&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&#039;&#039;&#039;Peristiwa 4,2 kilowarsa&#039;&#039;&#039;, yang dikenal sebagai &#039;&#039;&#039;peristiwa 4,2 ka&#039;&#039;&#039; (singkatan dari &quot;&#039;&#039;kiloyear ago&#039;&#039;&quot;), adalah peristiwa kekeringan panjang yang terjadi pada 4.200 tahun yang lalu (atau 2200 tahun [[Sebelum Masa Kini|sebelum masehi]]). Ini merupakan salah satu peristiwa perubahan iklim paling parah pada zaman [[Holosen]], yang menjadi penanda awal zaman [[Holosen Akhir]] di saat ini.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&#039;&#039;&#039;Peristiwa 4,2 kilowarsa&#039;&#039;&#039;, yang dikenal sebagai &#039;&#039;&#039;peristiwa 4,2 ka&#039;&#039;&#039; (singkatan dari &quot;&#039;&#039;kiloyear ago&#039;&#039;&quot;), adalah peristiwa kekeringan panjang yang terjadi pada 4.200 tahun yang lalu (atau 2200 tahun [[Sebelum Masa Kini|sebelum masehi]]). Ini merupakan salah satu peristiwa perubahan iklim paling parah pada zaman [[Holosen]],&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Peter B. deMenocal. [https://archive.org/details/sim_science_2001-04-27_292_5517/page/666 Cultural Responses to Climate Change During the Late Holocene]. &#039;&#039;Science&#039;&#039;. 2001. Vol. 292 (5517). hlm. 667–673. doi:10.1126/science.1059827.&amp;lt;/ref&amp;gt; &lt;/ins&gt;yang menjadi penanda awal zaman [[Holosen Akhir]] di saat ini.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Memasuki 2200 SM terjadi kekeringan panjang yang berlangsung hampir di sepanjang abad ke 22 SM. Beberapa sejarahwan melihat kejadian ini sebagai penyebab runtuhnya beberapa kerajaan kuno, seperti [[Kerajaan Lama Mesir|Kerajaan Lama]] di [[Mesir Kuno|Mesir]], [[Kekaisaran Akkadia]] di [[Mesopotamia]], dan [[Kebudayaan Liangzhu]] di daerah hilir [[Sungai Panjang|Sungai Yangtze]]. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;  &lt;/del&gt;Kekeringan ini mungkin juga memicu runtuhnya [[Peradaban Lembah Indus]] di India, di mana sebagian penduduknya ditenggarai melakukan migrasi ke tenggara untuk mengikuti pergerakan habitat yang mereka inginkan, dan juga memicu [[Migrasi Indo-Arya|migrasi orang-orang berbahasa Indo-Eropa ke India]].&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Memasuki 2200 SM terjadi kekeringan panjang yang berlangsung hampir di sepanjang abad ke 22 SM. Beberapa sejarahwan melihat kejadian ini sebagai penyebab runtuhnya beberapa kerajaan kuno, seperti [[Kerajaan Lama Mesir|Kerajaan Lama]] di [[Mesir Kuno|Mesir]], [[Kekaisaran Akkadia]] di [[Mesopotamia]], dan [[Kebudayaan Liangzhu]] di daerah hilir [[Sungai Panjang|Sungai Yangtze]]. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Gibbons, Ann. [https://archive.org/details/sim_science_1993-08-20_261_5124/page/984 How the Akkadian Empire Was Hung Out to Dry]. &#039;&#039;Science&#039;&#039;. 1993. Vol. 261 (5124). hlm. 985. doi:10.1126/science.261.5124.985.&amp;lt;/ref&amp;gt; &amp;lt;ref&amp;gt;Chun-Hai Li. &#039;&#039;A high-resolution pollen record from East China reveals large climate variability near the Northgrippian-Meghalayan boundary (around 4200 years ago) exerted societal influence&#039;&#039;. &#039;&#039;Palaeogeography, Palaeoclimatology, Palaeoecology&#039;&#039;. August 2018. Vol. 512. hlm. 156–165. doi:10.1016/j.palaeo.2018.07.031.&amp;lt;/ref&amp;gt; &lt;/ins&gt;Kekeringan ini mungkin juga memicu runtuhnya [[Peradaban Lembah Indus]] di India, di mana sebagian penduduknya ditenggarai melakukan migrasi ke tenggara untuk mengikuti pergerakan habitat yang mereka inginkan,&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;M. Staubwasser. &#039;&#039;Climate change at the 4.2 ka BP termination of the Indus valley civilization and Holocene south Asian monsoon variability&#039;&#039;. &#039;&#039;Geophysical Research Letters&#039;&#039;. 2003. Vol. 30 (8). hlm. 1425. doi:10.1029/2002GL016822.&amp;lt;/ref&amp;gt; &lt;/ins&gt;dan juga memicu [[Migrasi Indo-Arya|migrasi orang-orang berbahasa Indo-Eropa ke India]].&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Rajesh Kochhar. [https://indianexpress.com/article/opinion/columns/aryans-dna-genetics-archaeology-4765740/ The Aryan chromosome]. &#039;&#039;The Indian Express&#039;&#039;. 2017-07-25.&amp;lt;/ref&amp;gt; &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Penyebab ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Penyebab ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Bukti pemodelan menunjukkan bahwa peristiwa 4,2 ka merupakan akibat dari pelemahan signifikan [[sirkulasi meridional Atlantik]] (&#039;&#039;Atlantic Meridional Overturning Circulation&#039;&#039;, AMOC) yang mengganggu arus laut global dan menghasilkan perubahan curah hujan dan suhu di berbagai wilayah, di antaranya adanya pergeseran tiba-tiba dari [[Daerah Pertemuan Angin Antar Tropis|Zona Konvergensi Angin Antar Tropis]] (&#039;&#039;Intertropical Convergence Zone&#039;&#039;, ITCZ) ke selatan. Bukti menunjukkan peningkatan variabilitas [[El Niño–Osilasi Selatan|El Niño–Southern Oscillation]] (ENSO) juga turut berperan dalam menghasilkan kondisi iklim pada peristiwa tersebut. Letusan gunung berapi di Islandia juga telah diusulkan sebagai penyebabnya, meski kandungan sulfur yang rendah pada gunung api Islandia membuat beberapa peneliti mengabaikan dampaknya terhadap perubahan iklim global.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Bukti pemodelan menunjukkan bahwa peristiwa 4,2 ka merupakan akibat dari pelemahan signifikan [[sirkulasi meridional Atlantik]] (&#039;&#039;Atlantic Meridional Overturning Circulation&#039;&#039;, AMOC) yang mengganggu arus laut global dan menghasilkan perubahan curah hujan dan suhu di berbagai wilayah,&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Mi Yan. [https://cp.copernicus.org/articles/15/265/2019/ Physical processes of cooling and mega-drought during the 4.2 ka BP event: results from TraCE-21ka simulations]. &#039;&#039;Climate of the Past&#039;&#039;. 21 February 2019. Vol. 15 (1). hlm. 265–277. doi:10.5194/cp-15-265-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Liang Ning. [https://cp.copernicus.org/articles/15/41/2019/ Comparing the spatial patterns of climate change in the 9th and 5th millennia BP from TRACE-21 model simulations]. &#039;&#039;Climate of the Past&#039;&#039;. 10 January 2019. Vol. 15 (1). hlm. 41–52. doi:10.5194/cp-15-41-2019.&amp;lt;/ref&amp;gt; &lt;/ins&gt;di antaranya adanya pergeseran tiba-tiba dari [[Daerah Pertemuan Angin Antar Tropis|Zona Konvergensi Angin Antar Tropis]] (&#039;&#039;Intertropical Convergence Zone&#039;&#039;, ITCZ) ke selatan.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Bassem Jalali. [https://cp.copernicus.org/articles/15/701/2019/ Influence of the North Atlantic subpolar gyre circulation on the 4.2 ka BP event]. &#039;&#039;Climate of the Past&#039;&#039;. 8 April 2019. Vol. 15 (2). hlm. 701–711. doi:10.5194/cp-15-701-2019.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Monica Bini. [https://cp.copernicus.org/articles/15/555/2019/ The 4.2 ka BP Event in the Mediterranean region: an overview]. &#039;&#039;Climate of the Past&#039;&#039;. 27 March 2019. Vol. 15 (2). hlm. 555–577. doi:10.5194/cp-15-555-2019.&amp;lt;/ref&amp;gt; &lt;/ins&gt;Bukti menunjukkan peningkatan variabilitas [[El Niño–Osilasi Selatan|El Niño–Southern Oscillation]] (ENSO) juga turut berperan dalam menghasilkan kondisi iklim pada peristiwa tersebut.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Lauren T. Toth. [https://cp.copernicus.org/articles/15/105/2019/ The 4.2 ka event, ENSO, and coral reef development]. &#039;&#039;Climate of the Past&#039;&#039;. 16 January 2019. Vol. 15 (1). hlm. 105–119. doi:10.5194/cp-15-105-2019.&amp;lt;/ref&amp;gt; &lt;/ins&gt;Letusan gunung berapi di Islandia juga telah diusulkan sebagai penyebabnya,&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Raymond S. Bradley. [https://cp.copernicus.org/articles/15/1665/2019/ Is there evidence for a 4.2 ka BP event in the northern North Atlantic region?]. &#039;&#039;Climate of the Past&#039;&#039;. 2 September 2019. Vol. 15 (5). hlm. 1665–1676. doi:10.5194/cp-15-1665-2019.&amp;lt;/ref&amp;gt; &lt;/ins&gt;meski kandungan sulfur yang rendah pada gunung api Islandia membuat beberapa peneliti mengabaikan dampaknya terhadap perubahan iklim global.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Áslaug Geirsdóttir. [https://cp.copernicus.org/articles/15/25/2019/ The onset of neoglaciation in Iceland and the 4.2 ka event]. &#039;&#039;Climate of the Past&#039;&#039;. 8 January 2019. Vol. 15 (1). hlm. 25–40. doi:10.5194/cp-15-25-2019.&amp;lt;/ref&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Bukti-Bukti Pendukung ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Bukti-Bukti Pendukung ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fase kekeringan hebat pada kurun 2200 SM tercatat di seluruh Afrika Utara,&amp;lt;ref&amp;gt;Françoise Gasse. [https://archive.org/details/sim_earth-and-planetary-science-letters_1994-09_126_4/page/434 Abrupt post-glacial climate events in West Asia and North Africa monsoon domains]. &#039;&#039;Earth and Planetary Science Letters&#039;&#039;. 1994. Vol. 126 (4). hlm. 435–456. doi:10.1016/0012-821X(94)90123-6.&amp;lt;/ref&amp;gt; Timur Tengah,&amp;lt;ref&amp;gt;Miryam Bar-Matthews. [https://archive.org/details/quaternary-research_1997-03_47_2/page/155 Late Quaternary Paleoclimate in the Eastern Mediterranean Region from Stable Isotope Analysis of Speleothems at Soreq Cave, Israel]. &#039;&#039;Quaternary Research&#039;&#039;. 1997. Vol. 47 (2). hlm. 155–168. doi:10.1006/qres.1997.1883.&amp;lt;/ref&amp;gt; Laut Merah,&amp;lt;ref&amp;gt;Helge W. Arz. &#039;&#039;A pronounced dry event recorded around 4.2 ka in brine sediments from the northern Red Sea&#039;&#039;. &#039;&#039;Quaternary Research&#039;&#039;. 2006. Vol. 66 (3). hlm. 432–441. doi:10.1016/j.yqres.2006.05.006.&amp;lt;/ref&amp;gt; Semenanjung Arab,&amp;lt;ref&amp;gt;Adrian G. Parker. [http://www.gulfnexus.org/articles/geo/2006a%20Parker%20et%20al.pdf A record of Holocene climate change from lake geochemical analyses in southeastern Arabia]. &#039;&#039;Quaternary Research&#039;&#039;. 2006. Vol. 66 (3). hlm. 465–476. doi:10.1016/j.yqres.2006.07.001.&amp;lt;/ref&amp;gt; anak benua India,&amp;lt;ref&amp;gt;M. Staubwasser. &#039;&#039;Climate change at the 4.2 ka BP termination of the Indus valley civilization and Holocene south Asian monsoon variability&#039;&#039;. &#039;&#039;Geophysical Research Letters&#039;&#039;. 2003. Vol. 30 (8). hlm. 1425. doi:10.1029/2002GL016822.&amp;lt;/ref&amp;gt; dan Amerika Utara bagian tengah.&amp;lt;ref&amp;gt;Booth, Robert K. &#039;&#039;A severe centennial-scale drought in midcontinental North America 4200 years ago and apparent global linkages&#039;&#039;. &#039;&#039;The Holocene&#039;&#039;. 2005. Vol. 15 (3). hlm. 321–328. doi:10.1191/0959683605hl825ft.&amp;lt;/ref&amp;gt; Selain itu, gletser di seluruh pegunungan Kanada barat meluas sekitar waktu itu,&amp;lt;ref&amp;gt;B. Menounos. &#039;&#039;Western Canadian glaciers advance in concert with climate change c. 4.2 ka&#039;&#039;. &#039;&#039;Geophysical Research Letters&#039;&#039;. 2008. Vol. 35 (7). hlm. L07501. doi:10.1029/2008GL033172.&amp;lt;/ref&amp;gt; sebagaimana juga terjadi di Islandia.&amp;lt;ref&amp;gt;Áslaug Geirsdóttir. [https://cp.copernicus.org/articles/15/25/2019/ The onset of neoglaciation in Iceland and the 4.2 ka event]. &#039;&#039;Climate of the Past&#039;&#039;. 8 January 2019. Vol. 15 (1). hlm. 25–40. doi:10.5194/cp-15-25-2019.&amp;lt;/ref&amp;gt; Bukti juga telah ditemukan di batuan aliran gua Italia,&amp;lt;ref&amp;gt;Drysdale, Russell. &#039;&#039;Late Holocene drought responsible for the collapse of Old World civilizations is recorded in an Italian cave flowstone&#039;&#039;. &#039;&#039;Journal Geology&#039;&#039;. 2005. Vol. 34 (2). hlm. 101–104. doi:10.1130/G22103.1.&amp;lt;/ref&amp;gt; lapisan es Kilimanjaro,&amp;lt;ref&amp;gt;Thompson. [https://archive.org/details/sim_science_2002-10-18_298_5593/page/588 Kilimanjaro Ice Core Records Evidence of Holocene Climate Change in Tropical Africa]. &#039;&#039;Science&#039;&#039;. 2002. Vol. 298 (5593). hlm. 589–93. doi:10.1126/science.1073198.&amp;lt;/ref&amp;gt; dan pada gletser di pegunungan Andes.&amp;lt;ref&amp;gt;Davis, Mary E. &#039;&#039;An Andean ice-core record of a Middle Holocene mega-drought in North Africa and Asia&#039;&#039;. &#039;&#039;Annals of Glaciology&#039;&#039;. 2006. Vol. 43 (1). hlm. 34–41. doi:10.3189/172756406781812456.&amp;lt;/ref&amp;gt; Permulaan pengeringan di Mesopotamia sekitar tahun 2100 SM juga bertepatan dengan peristiwa pendinginan di Atlantik Utara, yang dikenal sebagai peristiwa Bond 3.&amp;lt;ref&amp;gt;Peter B. deMenocal. [https://archive.org/details/sim_science_2001-04-27_292_5517/page/666 Cultural Responses to Climate Change During the Late Holocene]. &#039;&#039;Science&#039;&#039;. 2001. Vol. 292 (5517). hlm. 667–673. doi:10.1126/science.1059827.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;Bond, G. [http://rivernet.ncsu.edu/courselocker/PaleoClimate/Bond%20et%20al.,%201997%20Millenial%20Scale%20Holocene%20Change.pdf A Pervasive Millennial-Scale Cycle in North Atlantic Holocene and Glacial Climates]. &#039;&#039;Science&#039;&#039;. 1997. Vol. 278 (5341). hlm. 1257–1266. doi:10.1126/science.278.5341.1257.&amp;lt;/ref&amp;gt;&amp;lt;ref&amp;gt;[http://www.ldeo.columbia.edu/res/pi/arch/examples.shtml Two examples of abrupt climate change]. Lamont–Doherty Earth Observatory.&amp;lt;/ref&amp;gt; Bukti adanya peristiwa 4,2 ka di Eropa Utara dapat diamati baik pada inti es maupun garis pepohonan di lembah Kauner Alpen dari data &#039;&#039;North Greenland Ice Core Project&#039;&#039; (NGRIP), seperti yang divisualisasikan dalam grafik gabungan variabilitas iklim Holosen.&amp;lt;ref&amp;gt;Holm, Hans J. (2011a): Archäoklimatologie des Holozäns: Ein durchgreifender Vergleich der „Wuchshomogenität“ mit der Sonnenaktivität und anderen Klimaanzeigern („Proxies“). In: Archäologisches Korrespondenzblatt 41-1, S.119-132.&amp;lt;/ref&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fase kekeringan hebat pada kurun 2200 SM tercatat di seluruh Afrika Utara, Timur Tengah, Laut Merah, Semenanjung Arab, anak benua India, dan Amerika Utara bagian tengah. Selain itu, gletser di seluruh pegunungan Kanada barat meluas sekitar waktu itu, sebagaimana juga terjadi di Islandia. Bukti juga telah ditemukan di batuan aliran gua Italia, lapisan es Kilimanjaro, dan pada gletser di pegunungan Andes. Permulaan pengeringan di Mesopotamia sekitar tahun 2100 SM juga bertepatan dengan peristiwa pendinginan di Atlantik Utara, yang dikenal sebagai peristiwa Bond 3. Bukti adanya peristiwa 4,2 ka di Eropa Utara dapat diamati baik pada inti es maupun garis pepohonan di lembah Kauner Alpen dari data &#039;&#039;North Greenland Ice Core Project&#039;&#039; (NGRIP), seperti yang divisualisasikan dalam grafik gabungan variabilitas iklim Holosen.&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pada tahun 2018, Komisi Internasional tentang Stratigrafi membagi zaman Holosen menjadi tiga periode,&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[https://timesofindia.indiatimes.com/home/science/newest-phase-in-earths-history-named-after-meghalaya-rock/articleshow/65046837.cms Meghalaya Age: Newest phase in Earth&#039;s history named after Meghalaya rock | – Times of India]. &#039;&#039;The Times of India&#039;&#039;. 19 July 2018.&amp;lt;/ref&amp;gt; &lt;/ins&gt;dengan Holosen Akhir berlangsung dari 2250 SM dan seterusnya ditetapkan sebagai tahap atau zaman [[Holosen Akhir|Meghalayan]].&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Jonathan Amos. [https://www.bbc.com/news/science-environment-44868527 Welcome to the Meghalayan Age a new phase in history]. &#039;&#039;BBC News&#039;&#039;. 18 July 2018.&amp;lt;/ref&amp;gt; &lt;/ins&gt;Batas dari stratotipe adalah [[Speleotem|lspeleotem]] di Gua Mawmluh di India, dan stratotipe tambahan globalnya adalah [[inti es]] dari Gunung Logan di Kanada.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;[https://www.qpg.geog.cam.ac.uk/news/formalsubdivisionoftheholoceneseriesgeogr18.pdf Formal subdivision of the Holocene Series/Epoch].&amp;lt;/ref&amp;gt; &lt;/ins&gt;Namun, justifikasi pembagian ini diperdebatkan karena beberapa menganggap kurun waktunya tidak konkrit, seperti diajukan Jessica Tierney, seorang paleoklimatolog di Universitas Arizona di Tucson, yang menyatakan bahwa para pendukung pembagian baru tersebut secara keliru &quot;mencampuradukkan bukti kekeringan dan periode basah lainnya, terkadang berabad-abad jauhnya dari peristiwa tersebut.&quot;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Voosen. [https://www.science.org/content/article/massive-drought-or-myth-scientists-spar-over-ancient-climate-event-behind-our-new Massive drought or myth? Scientists spar over an ancient climate event behind our new geological age]. &#039;&#039;Science&#039;&#039;. August 8, 2018.&amp;lt;/ref&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pada tahun 2018, Komisi Internasional tentang Stratigrafi membagi zaman Holosen menjadi tiga periode, dengan Holosen Akhir berlangsung dari 2250 SM dan seterusnya ditetapkan sebagai tahap atau zaman [[Holosen Akhir|Meghalayan]]. Batas dari stratotipe adalah [[Speleotem|lspeleotem]] di Gua Mawmluh di India, dan stratotipe tambahan globalnya adalah [[inti es]] dari Gunung Logan di Kanada. Namun, justifikasi pembagian ini diperdebatkan karena beberapa menganggap kurun waktunya tidak konkrit, seperti diajukan Jessica Tierney, seorang paleoklimatolog di Universitas Arizona di Tucson, yang menyatakan bahwa para pendukung pembagian baru tersebut secara keliru &quot;mencampuradukkan bukti kekeringan dan periode basah lainnya, terkadang berabad-abad jauhnya dari peristiwa tersebut.&quot;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Lihat Juga ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Lihat Juga ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Peristiwa 8,2 kilowarsa|Peristiwa 8,2 ka]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Peristiwa 8,2 kilowarsa|Peristiwa 8,2 ka]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Periode Afrika basah]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Periode Afrika basah]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l22&quot;&gt;Baris 22:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Baris 20:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Longsor Storegga]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Longsor Storegga]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Dryas Terkini|Younger Dryas]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Dryas Terkini|Younger Dryas]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Bibliografi ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Bibliografi ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;*  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;== Referensi ==&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Pranala luar ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Pranala luar ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l38&quot;&gt;Baris 38:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Baris 32:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [https://www.allesbleibtanders.com/en/modules/klimaflucht/ Digital exhibition of the crisis around 2200 BCE on the Iberian Peninsula.]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [https://www.allesbleibtanders.com/en/modules/klimaflucht/ Digital exhibition of the crisis around 2200 BCE on the Iberian Peninsula.]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;== Referensi ==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;references /&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Sumber dan atribusi ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Sumber dan atribusi ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Peristiwa+4%2C2+kilowarsa&amp;amp;oldid=29345834 Wikipedia bahasa Indonesia], revisi 29345834 (2026-06-14T13:46:50Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Peristiwa+4%2C2+kilowarsa&amp;amp;oldid=29345834 Wikipedia bahasa Indonesia], revisi 29345834 (2026-06-14T13:46:50Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;!-- WIKI_UNISSULA_PRESENTATION_V4 --&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
	<entry>
		<id>https://wiki.unissula.ac.id/index.php?title=Peristiwa_4,2_kilowarsa&amp;diff=27767&amp;oldid=prev</id>
		<title>Maintenance script: Impor teks terkontrol dari Wikipedia bahasa Indonesia; revisi 29345834; atribusi sumber disertakan.</title>
		<link rel="alternate" type="text/html" href="https://wiki.unissula.ac.id/index.php?title=Peristiwa_4,2_kilowarsa&amp;diff=27767&amp;oldid=prev"/>
		<updated>2026-08-29T22:23:24Z</updated>

		<summary type="html">&lt;p&gt;Impor teks terkontrol dari Wikipedia bahasa Indonesia; revisi 29345834; atribusi sumber disertakan.&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Halaman baru&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;#039;&amp;#039;&amp;#039;Peristiwa 4,2 kilowarsa&amp;#039;&amp;#039;&amp;#039;, yang dikenal sebagai &amp;#039;&amp;#039;&amp;#039;peristiwa 4,2 ka&amp;#039;&amp;#039;&amp;#039; (singkatan dari &amp;quot;&amp;#039;&amp;#039;kiloyear ago&amp;#039;&amp;#039;&amp;quot;), adalah peristiwa kekeringan panjang yang terjadi pada 4.200 tahun yang lalu (atau 2200 tahun [[Sebelum Masa Kini|sebelum masehi]]). Ini merupakan salah satu peristiwa perubahan iklim paling parah pada zaman [[Holosen]], yang menjadi penanda awal zaman [[Holosen Akhir]] di saat ini.&lt;br /&gt;
&lt;br /&gt;
Memasuki 2200 SM terjadi kekeringan panjang yang berlangsung hampir di sepanjang abad ke 22 SM. Beberapa sejarahwan melihat kejadian ini sebagai penyebab runtuhnya beberapa kerajaan kuno, seperti [[Kerajaan Lama Mesir|Kerajaan Lama]] di [[Mesir Kuno|Mesir]], [[Kekaisaran Akkadia]] di [[Mesopotamia]], dan [[Kebudayaan Liangzhu]] di daerah hilir [[Sungai Panjang|Sungai Yangtze]].   Kekeringan ini mungkin juga memicu runtuhnya [[Peradaban Lembah Indus]] di India, di mana sebagian penduduknya ditenggarai melakukan migrasi ke tenggara untuk mengikuti pergerakan habitat yang mereka inginkan, dan juga memicu [[Migrasi Indo-Arya|migrasi orang-orang berbahasa Indo-Eropa ke India]].&lt;br /&gt;
&lt;br /&gt;
== Penyebab ==&lt;br /&gt;
Bukti pemodelan menunjukkan bahwa peristiwa 4,2 ka merupakan akibat dari pelemahan signifikan [[sirkulasi meridional Atlantik]] (&amp;#039;&amp;#039;Atlantic Meridional Overturning Circulation&amp;#039;&amp;#039;, AMOC) yang mengganggu arus laut global dan menghasilkan perubahan curah hujan dan suhu di berbagai wilayah, di antaranya adanya pergeseran tiba-tiba dari [[Daerah Pertemuan Angin Antar Tropis|Zona Konvergensi Angin Antar Tropis]] (&amp;#039;&amp;#039;Intertropical Convergence Zone&amp;#039;&amp;#039;, ITCZ) ke selatan. Bukti menunjukkan peningkatan variabilitas [[El Niño–Osilasi Selatan|El Niño–Southern Oscillation]] (ENSO) juga turut berperan dalam menghasilkan kondisi iklim pada peristiwa tersebut. Letusan gunung berapi di Islandia juga telah diusulkan sebagai penyebabnya, meski kandungan sulfur yang rendah pada gunung api Islandia membuat beberapa peneliti mengabaikan dampaknya terhadap perubahan iklim global.&lt;br /&gt;
&lt;br /&gt;
== Bukti-Bukti Pendukung ==&lt;br /&gt;
&lt;br /&gt;
Fase kekeringan hebat pada kurun 2200 SM tercatat di seluruh Afrika Utara, Timur Tengah, Laut Merah, Semenanjung Arab, anak benua India, dan Amerika Utara bagian tengah. Selain itu, gletser di seluruh pegunungan Kanada barat meluas sekitar waktu itu, sebagaimana juga terjadi di Islandia. Bukti juga telah ditemukan di batuan aliran gua Italia, lapisan es Kilimanjaro, dan pada gletser di pegunungan Andes. Permulaan pengeringan di Mesopotamia sekitar tahun 2100 SM juga bertepatan dengan peristiwa pendinginan di Atlantik Utara, yang dikenal sebagai peristiwa Bond 3. Bukti adanya peristiwa 4,2 ka di Eropa Utara dapat diamati baik pada inti es maupun garis pepohonan di lembah Kauner Alpen dari data &amp;#039;&amp;#039;North Greenland Ice Core Project&amp;#039;&amp;#039; (NGRIP), seperti yang divisualisasikan dalam grafik gabungan variabilitas iklim Holosen.&lt;br /&gt;
&lt;br /&gt;
Pada tahun 2018, Komisi Internasional tentang Stratigrafi membagi zaman Holosen menjadi tiga periode, dengan Holosen Akhir berlangsung dari 2250 SM dan seterusnya ditetapkan sebagai tahap atau zaman [[Holosen Akhir|Meghalayan]]. Batas dari stratotipe adalah [[Speleotem|lspeleotem]] di Gua Mawmluh di India, dan stratotipe tambahan globalnya adalah [[inti es]] dari Gunung Logan di Kanada. Namun, justifikasi pembagian ini diperdebatkan karena beberapa menganggap kurun waktunya tidak konkrit, seperti diajukan Jessica Tierney, seorang paleoklimatolog di Universitas Arizona di Tucson, yang menyatakan bahwa para pendukung pembagian baru tersebut secara keliru &amp;quot;mencampuradukkan bukti kekeringan dan periode basah lainnya, terkadang berabad-abad jauhnya dari peristiwa tersebut.&amp;quot;&lt;br /&gt;
&lt;br /&gt;
== Lihat Juga ==&lt;br /&gt;
&lt;br /&gt;
* [[Peristiwa 8,2 kilowarsa|Peristiwa 8,2 ka]]&lt;br /&gt;
* [[Periode Afrika basah]]&lt;br /&gt;
* [[Pembalikan Dingin Antartika]]&lt;br /&gt;
* [[Zaman Es Kecil]]&lt;br /&gt;
* [[Osilasi Piora]]&lt;br /&gt;
* [[Teori pompa Sahara]]&lt;br /&gt;
* [[Longsor Storegga]]&lt;br /&gt;
* [[Dryas Terkini|Younger Dryas]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Bibliografi ==&lt;br /&gt;
*&lt;br /&gt;
*&lt;br /&gt;
*&lt;br /&gt;
&lt;br /&gt;
== Referensi ==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Pranala luar ==&lt;br /&gt;
* [http://www.friesian.com/notes/oldking.htm The Egyptian Old Kingdom, Sumer and Akkad]&lt;br /&gt;
* [https://web.archive.org/web/20121231174140/http://www.reshafim.org.il/ad/egypt/the_end_of_the_old_kingdom.htm The End of the Old Kingdom]&lt;br /&gt;
* [https://www.nature.com/articles/d41586-022-00157-9 Michael Marshall (26 January 2022), &amp;#039;Did a mega drought topple empires 4,200 years ago?&amp;#039;, &amp;#039;&amp;#039;Nature&amp;#039;&amp;#039;]&lt;br /&gt;
* [https://www.allesbleibtanders.com/en/modules/klimaflucht/ Digital exhibition of the crisis around 2200 BCE on the Iberian Peninsula.]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Sumber dan atribusi ==&lt;br /&gt;
&lt;br /&gt;
Konten artikel ini diadaptasi dari [https://id.wikipedia.org/w/index.php?title=Peristiwa+4%2C2+kilowarsa&amp;amp;oldid=29345834 Wikipedia bahasa Indonesia], revisi 29345834 (2026-06-14T13:46:50Z), yang tersedia berdasarkan lisensi Creative Commons Atribusi-BerbagiSerupa (CC BY-SA). Mohon gunakan konten ini secara bijak serta sesuai dengan ketentuan lisensi yang berlaku.&lt;/div&gt;</summary>
		<author><name>Maintenance script</name></author>
	</entry>
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