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		<id>https://www.designingbuildings.co.uk/w/index.php?action=history&amp;feed=atom&amp;title=External_forcing</id>
		<title>External forcing - Revision history</title>
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		<updated>2026-05-30T13:43:41Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=External_forcing&amp;diff=301500&amp;oldid=prev</id>
		<title>Designing Buildings at 07:00, 1 May 2025</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=External_forcing&amp;diff=301500&amp;oldid=prev"/>
				<updated>2025-05-01T07:00:38Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: white; color:black;&quot;&gt;
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		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
		&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 07:00, 1 May 2025&lt;/td&gt;
		&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;[https://www.cambridge.org/core/books/climate-change-2021-the-physical-science-basis/annex-vii-glossary/058768DADC00B52E2ED3381D0259B4E0 Climate Change 2021 – The Physical Science Basis, Annex VII: Glossary], written by the Intergovernmental Panel on Climate Change (IPCC) and published by Cambridge University Press in 2023, states: ‘External forcing refers to a forcing agent outside the climate system causing a change in the climate system. Volcanic eruptions, solar variations and changes in Earth’s orbit, as well as anthropogenic changes in the composition of the atmosphere or in land use are external forcings.’&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; 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 class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[https://www.ipcc.ch/report/ar5/wg2/ AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability, Glossary], published by the Intergovernmental Panel on Climate Change (IPCC) suggests that external forcing: ‘…refers to a forcing agent outside the climate system causing a change in the climate system. Volcanic eruptions, solar variations, and anthropogenic changes in the composition of the atmosphere and land use change are external forcings. Orbital forcing is also an external forcing as the insolation changes with orbital parameters eccentricity, tilt, and precession of the equinox.’&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;[https://www.ipcc.ch/report/ar5/wg2/ AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability, Glossary], published by the Intergovernmental Panel on Climate Change (IPCC) suggests that external forcing: ‘…refers to a forcing agent outside the climate system causing a change in the climate system. Volcanic eruptions, solar variations, and anthropogenic changes in the composition of the atmosphere and land use change are external forcings. Orbital forcing is also an external forcing as the insolation changes with orbital parameters eccentricity, tilt, and precession of the equinox.’&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

	<entry>
		<id>https://www.designingbuildings.co.uk/w/index.php?title=External_forcing&amp;diff=237421&amp;oldid=prev</id>
		<title>Designing Buildings: Created page with &quot;[https://www.ipcc.ch/report/ar5/wg2/ AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability, Glossary], published by the Intergovernmental Panel on Climate Change (IPCC)...&quot;</title>
		<link rel="alternate" type="text/html" href="https://www.designingbuildings.co.uk/w/index.php?title=External_forcing&amp;diff=237421&amp;oldid=prev"/>
				<updated>2022-08-24T06:32:52Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;[https://www.ipcc.ch/report/ar5/wg2/ AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability, Glossary], published by the Intergovernmental Panel on Climate Change (IPCC)...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[https://www.ipcc.ch/report/ar5/wg2/ AR5 Climate Change 2014: Impacts, Adaptation, and Vulnerability, Glossary], published by the Intergovernmental Panel on Climate Change (IPCC) suggests that external forcing: ‘…refers to a forcing agent outside the climate system causing a change in the climate system. Volcanic eruptions, solar variations, and anthropogenic changes in the composition of the atmosphere and land use change are external forcings. Orbital forcing is also an external forcing as the insolation changes with orbital parameters eccentricity, tilt, and precession of the equinox.’&lt;br /&gt;
&lt;br /&gt;
= Related articles on Designing Buildings =&lt;br /&gt;
&lt;br /&gt;
* Adaptation.&lt;br /&gt;
* Carbon emissions.&lt;br /&gt;
* Climate.&lt;br /&gt;
* Climate change&lt;br /&gt;
* Climate Change Act.&lt;br /&gt;
* Global warming.&lt;br /&gt;
* Greenhouse gases.&lt;br /&gt;
* Intergovernmental Panel on Climate Change IPCC.&lt;br /&gt;
* Kyoto Protocol.&lt;br /&gt;
* Sustainable development goals.&lt;br /&gt;
&lt;br /&gt;
[[Category:DCN_Definition]] [[Category:Definitions]] [[Category:Sustainability]]&lt;/div&gt;</summary>
		<author><name>Designing Buildings</name></author>	</entry>

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