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	<id>https://www.iamcdocumentation.eu/history/Pollutants_and_non-GHG_forcing_agents_-_WITCH?feed=atom</id>
	<title>Pollutants and non-GHG forcing agents - WITCH - Revision history</title>
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	<updated>2026-07-29T23:15:11Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=11337&amp;oldid=prev</id>
		<title>Johannes Emmerling at 13:20, 3 March 2020</title>
		<link rel="alternate" type="text/html" href="https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=11337&amp;oldid=prev"/>
		<updated>2020-03-03T13:20:55Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 15:20, 3 March 2020&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-l5&quot;&gt;Line 5:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 5:&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;The WITCH model represents the black carbon (BC), carbon monoxide (CO), ammoniac (NH3), nitrogen oxides (NOx), organic carbon (OC), sulfur dioxide (SO2), volatile organic compounds (VOCs).&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;The WITCH model represents the black carbon (BC), carbon monoxide (CO), ammoniac (NH3), nitrogen oxides (NOx), organic carbon (OC), sulfur dioxide (SO2), volatile organic compounds (VOCs).&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;The energy-related emissions are &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;computed &lt;/del&gt;from the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;sectoral activities with the appropriate coefficients&lt;/del&gt;. The &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;others &lt;/del&gt;emissions are &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;exogenous and &lt;/del&gt;are &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;issued &lt;/del&gt;from the &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;RCP &lt;/del&gt;emissions &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;profiles&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;The &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;air quality module relates the pollution economic activities to emission levels of the most important air pollutants. It allows the assessment of air pollution emissions in baseline scenarios or under a climate or pollution regulation scenario. The implementation originates from the LIMITS project and its emission factors have been calculated from the GAINS model in the context of the EMF30 exercise. In the WITCH model we use information on both fuel use and the type of electricity generation technologies employed.&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;/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;In WITCH we do not model all the activities that generate air pollution, therefore the non-&lt;/ins&gt;energy-related &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;pollution is accounted for exogenously. For this non-modelled sector the &lt;/ins&gt;emissions are &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;taken directly &lt;/ins&gt;from &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;available databases and mapped into &lt;/ins&gt;the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;(SNAP sectors), which are generally sector categories for reporting air pollutant levels&lt;/ins&gt;. The emissions &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;of the exo-sectors (sectors that &lt;/ins&gt;are &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;related to energy but &lt;/ins&gt;are &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;not accounted in the model directly, see the table in appendix), &lt;/ins&gt;from the &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;EMF30 database. The non-energy sectors, such as solvents, waste (landfills, waste water, non-energy incineration), agriculture waste burning on fields, agriculture, Grassland burning and Forest burning and the ammonia &lt;/ins&gt;emissions &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;follow the RCP8.5 emissions from the RCP database&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;

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		<author><name>Johannes Emmerling</name></author>
	</entry>
	<entry>
		<id>https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=3104&amp;oldid=prev</id>
		<title>Rineke Oostenrijk: 1 revision imported</title>
		<link rel="alternate" type="text/html" href="https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=3104&amp;oldid=prev"/>
		<updated>2016-08-17T10:11:11Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported&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;Revision as of 12:11, 17 August 2016&lt;/td&gt;
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		<author><name>Rineke Oostenrijk</name></author>
	</entry>
	<entry>
		<id>https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=3103&amp;oldid=prev</id>
		<title>Rineke Oostenrijk at 15:03, 16 August 2016</title>
		<link rel="alternate" type="text/html" href="https://www.iamcdocumentation.eu/index.php?title=Pollutants_and_non-GHG_forcing_agents_-_WITCH&amp;diff=3103&amp;oldid=prev"/>
		<updated>2016-08-16T15:03:19Z</updated>

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The WITCH model represents the black carbon (BC), carbon monoxide (CO), ammoniac (NH3), nitrogen oxides (NOx), organic carbon (OC), sulfur dioxide (SO2), volatile organic compounds (VOCs).&lt;br /&gt;
&lt;br /&gt;
The energy-related emissions are computed from the sectoral activities with the appropriate coefficients. The others emissions are exogenous and are issued from the RCP emissions profiles.&lt;/div&gt;</summary>
		<author><name>Rineke Oostenrijk</name></author>
	</entry>
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