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	<title>CrIS &#8211; BIOENGINEER.ORG</title>
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		<title>Satellites and Field Towers Reveal a Hidden Ammonia Flaw in a Major Air Quality Model</title>
		<link>https://bioengineer.org/satellites-and-field-towers-reveal-a-hidden-ammonia-flaw-in-a-major-air-quality-model/</link>
		
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		<pubDate>Fri, 09 Oct 2026 01:12:59 +0000</pubDate>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[air quality modeling]]></category>
		<category><![CDATA[ammonia]]></category>
		<category><![CDATA[bidirectional exchange]]></category>
		<category><![CDATA[CMAQ]]></category>
		<category><![CDATA[CrIS]]></category>
		<category><![CDATA[dry deposition]]></category>
		<category><![CDATA[emission potential]]></category>
		<category><![CDATA[grassland flux]]></category>
		<category><![CDATA[nitrogen deposition]]></category>
		<category><![CDATA[particulate matter]]></category>
		<category><![CDATA[satellite observations]]></category>
		<category><![CDATA[STAGE]]></category>
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					<description><![CDATA[A new evaluation of the CMAQ model's STAGE surface exchange option, tested against flux towers and satellite ammonia observations, reveals that default emission potentials for natural landscapes underestimate ammonia evasion from grasslands and bias continental-scale air quality predictions.]]></description>
		
		
		
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