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	<updated>2026-05-12T18:13:59Z</updated>
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		<updated>2023-02-07T05:09:27Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported from &lt;a href=&quot;https://alpha.indicwiki.in/index.php?title=Template:Table_composition_of_dry_atmosphere&quot; class=&quot;extiw&quot; title=&quot;alpha:Template:Table composition of dry atmosphere&quot;&gt;alpha:Template:Table_composition_of_dry_atmosphere&lt;/a&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 10:39, 7 February 2023&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en-GB&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
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		<author><name>Indicwiki</name></author>
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	<entry>
		<id>https://www.vigyanwiki.in/index.php?title=Template:Table_composition_of_dry_atmosphere&amp;diff=79167&amp;oldid=prev</id>
		<title>alpha&gt;Indicwiki: Created page with &quot;{| class=&quot;wikitable&quot; style=&quot;border:2px solid lightgray; text-align:center; font-size:90%;&quot; |+ Composition of dry atmosphere, by volume&lt;ref name=&quot;refname1&quot; group=&quot;▽ note&quot;/&gt;&lt;r...&quot;</title>
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		<updated>2023-01-30T16:45:38Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;{| class=&amp;quot;wikitable&amp;quot; style=&amp;quot;border:2px solid lightgray; text-align:center; font-size:90%;&amp;quot; |+ Composition of dry atmosphere, by volume&amp;lt;ref name=&amp;quot;refname1&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&amp;lt;r...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{| class=&amp;quot;wikitable&amp;quot; style=&amp;quot;border:2px solid lightgray; text-align:center; font-size:90%;&amp;quot;&lt;br /&gt;
|+ Composition of dry atmosphere, by volume&amp;lt;ref name=&amp;quot;refname1&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&amp;lt;ref name=&amp;quot;refname2&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&lt;br /&gt;
|-! style=&amp;quot;text-align:center;&amp;quot;&lt;br /&gt;
|colspan=2 rowspan=2 | '''Gas''' &amp;lt;small&amp;gt;(and others)&amp;lt;/small&amp;gt;&lt;br /&gt;
|colspan=2 | Various&amp;lt;ref&amp;gt;Partial sources for figures: Base constituents, [http://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html Nasa earth factsheet], (updated 2014-03). Carbon dioxide, [http://www.esrl.noaa.gov/gmd/ccgg/trends/#mlo NOAA Earth System Research Laboratory], (updated 2014-03). Methane and Nitrous Oxide, The NOAA Annual greenhouse gas index(AGGI) [http://www.esrl.noaa.gov/gmd/ccgg/aggi.html Greenhouse gas-Figure 2], (updated 2014-03).&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=2 | CIPM-2007&amp;lt;ref&amp;gt;A., Picard, R.S., Davis, M., Gläser and K., Fujii (2008), Revised formula for the density of moist air (CIPM-2007), Metrologia 45 (2008) 149–155 doi:10.1088/0026-1394/45/2/004, pg 151 Table 1&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=2 | ASHRAE&amp;lt;ref&amp;gt;S. Herrmann, H.-J. Kretzschmar, and D.P. Gatley (2009), ASHRAE RP-1485 Final Report Thermodynamic Properties of Real Moist Air,Dry Air, Steam, Water, and Ice pg 16 Table 2.1 and 2.2&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=2 id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot; | Schlatter&amp;lt;ref&amp;gt;Thomas W. Schlatter (2009), Atmospheric Composition and Vertical Structure pg 15 Table 2&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=2 id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot; | ICAO&amp;lt;ref&amp;gt;ICAO, Manual of the ICAO Standard Atmosphere (extended to 80 kilometres (262 500 feet)), Doc 7488-CD, Third Edition, (1993), {{ISBN|92-9194-004-6}}. pg E-x Table B&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=2 id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot; | US StdAtm76&amp;lt;ref&amp;gt;U.S. Committee on Extension to the Standard Atmosphere (COESA) (1976) U.S. Standard Atmosphere, 1976 pg 03 Table 3&amp;lt;/ref&amp;gt;&lt;br /&gt;
|rowspan=24 class=&amp;quot;mw-customtoggle-A&amp;quot; style=&amp;quot;vertical-align:center; font-size:110%; color:fff66; background-color:#fff; background-image:linear-gradient(90deg, transparent 79px, #abced4 79px, #abced4 81px, transparent 81px), linear-gradient(#eee .1em, transparent .1em); background-size:100% 1.2em;&amp;quot; | ''&amp;lt;p&amp;gt;▼&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt; &amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;Tap&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;to&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;expand&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;or&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;collapse&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;table&amp;lt;/p&amp;gt;&amp;lt;p&amp;gt; &amp;lt;/p&amp;gt;&amp;lt;p&amp;gt;▲&amp;lt;/p&amp;gt;''&lt;br /&gt;
|-! style=&amp;quot;border-bottom:2px solid grey; vertical-align:bottom; text-align:center;&amp;quot;&lt;br /&gt;
| ppmv &amp;lt;ref name=&amp;quot;refname3&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt; || percentage&lt;br /&gt;
| ppmv || percentage&lt;br /&gt;
| ppmv || percentage&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| ppmv &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| percentage&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| ppmv &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| percentage&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| ppmv &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| percentage&lt;br /&gt;
|-! style=&amp;quot;border-top:2px solid grey;&amp;quot;&lt;br /&gt;
| [[Nitrogen gas|Nitrogen]]&lt;br /&gt;
| [[Nitrogen gas|N&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 780,800 || 78.080% || 780,848 || 78.0848% || 780,818 || 78.0818% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 780,840&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 78.084%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 780,840&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 78.084%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 780,840&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 78.084%&lt;br /&gt;
|-&lt;br /&gt;
| [[Oxygen gas|Oxygen]]&lt;br /&gt;
| [[Oxygen gas|O&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 209,500 || 20.950% || 209,390|| 20.9390% || 209,435 || 20.9435%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 209,460&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 20.946%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 209,476&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 20.9476%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 209,476&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 20.9476% &lt;br /&gt;
|-&lt;br /&gt;
| [[Argon]]&lt;br /&gt;
| [[Argon|Ar]]&lt;br /&gt;
| 9,340 || 0.9340% || 9,332 || 0.9332% || 9,332 || 0.9332%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 9,340&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.9340%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 9,340&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.9340%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 9,340&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.9340% &lt;br /&gt;
|-&lt;br /&gt;
| [[Carbon dioxide]]&lt;br /&gt;
| [[Carbon dioxide|CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 397.8 || 0.03978% || 400 || 0.0400% || 385 || 0.0385%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 384&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0384%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 314&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0314%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 314&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0314% &lt;br /&gt;
|-&lt;br /&gt;
| [[Neon]]&lt;br /&gt;
| [[Neon|Ne]]&lt;br /&gt;
| 18.18 || 0.001818% || 18.2 || 0.00182% || 18.2 || 0.00182%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 18.18&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.001818%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 18.18&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.001818%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 18.18&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.001818%&lt;br /&gt;
|-&lt;br /&gt;
| [[Helium]]&lt;br /&gt;
| [[Helium|He]]&lt;br /&gt;
| 5.24 || 0.000524% || 5.2 || 0.00052% || 5.2 || 0.00052%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 5.24&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000524%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 5.24&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000524%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 5.24&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000524%&lt;br /&gt;
|-&lt;br /&gt;
| [[Methane]]&lt;br /&gt;
| [[Methane|CH&amp;lt;sub&amp;gt;4&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 1.81 || 0.000181% || 1.5 || 0.00015% || 1.5 || 0.00015% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1.774 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0001774% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 2 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0002% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 2 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0002% &lt;br /&gt;
|-&lt;br /&gt;
| [[Krypton]]&lt;br /&gt;
| [[Krypton|Kr]]&lt;br /&gt;
| 1.14 || 0.000114% || 1.1 || 0.00011% || 1.1 || 0.00011% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1.14 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000114% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1.14 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000114% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1.14 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000114% &lt;br /&gt;
|-&lt;br /&gt;
| [[Hydrogen]]&lt;br /&gt;
| [[Hydrogen|H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 0.55 || 0.000055% || 0.5 || 0.00005% || 0.5 || 0.00005% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.56 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000056% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.5 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.00005% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.5 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.00005% &lt;br /&gt;
|-&lt;br /&gt;
| [[Nitrous oxide]]&lt;br /&gt;
| [[Nitrous oxide|N&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;O]]&lt;br /&gt;
| 0.325 || 0.0000325% || 0.3 || 0.00003% || 0.3 || 0.00003% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.320 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0000320% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.5 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.00005% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Carbon monoxide]]&lt;br /&gt;
| [[Carbon monoxide|CO]]&lt;br /&gt;
| 0.1 || 0.00001% || 0.2|| 0.00002% || 0.2 || 0.00002% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Xenon]]&lt;br /&gt;
| [[Xenon|Xe]]&lt;br /&gt;
| 0.09 || 0.000009% || 0.1 || 0.00001% || 0.1|| 0.00001% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.09 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.000009% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.087 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0000087% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.087 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.0000087% &lt;br /&gt;
|-&lt;br /&gt;
| [[Nitrogen dioxide]]&lt;br /&gt;
| [[Nitrogen dioxide|NO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 0.02 || 0.000002% || - || - || - || - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.02 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.000002% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Iodine]]&lt;br /&gt;
| [[Iodine|I&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 0.01 || 0.000001% || - || - || - || - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.01 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.000001% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Ammonia]]&lt;br /&gt;
| [[Ammonia|NH&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| trace || trace || - || - || - || - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;|  &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;|  &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Sulfur dioxide]]&lt;br /&gt;
| [[Sulfur dioxide|SO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| trace || trace || - || - || - || - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 1.00 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.0001% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| [[Ozone]]&lt;br /&gt;
| [[Ozone|O&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt;]]&lt;br /&gt;
| 0.02 to 0.07 || 2 to 7{{e|−6}}% || - || - || - || - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 0.01 to 0.10&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1 to 10{{e|−6}}%&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 0.02 to 0.07 &amp;lt;ref name=&amp;quot;refname6&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| {{small|Up to}} 2 to 7{{e|−6}}%  &amp;lt;ref name=&amp;quot;refname6&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-&lt;br /&gt;
| Trace to 30{{nbsp}}ppm &amp;lt;ref name=&amp;quot;refname5&amp;quot; group=&amp;quot;▽ note&amp;quot;/&amp;gt;&lt;br /&gt;
| —&lt;br /&gt;
| - || - || - || - || 2.9 || 0.00029% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| - &lt;br /&gt;
|-! style=&amp;quot;border-top:2px solid grey; background:#efefef; color:fffff6;&amp;quot;&lt;br /&gt;
| [[air|'''Dry air total''']]&lt;br /&gt;
| [[air|'''air''']]&lt;br /&gt;
| 1,000,000  || 100.00% || 1,000,000  || 100.00% || 1,000,000 || 100.00% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1,000,000&lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 100.00% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1,000,000 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 100.00% &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 1,000,080 &lt;br /&gt;
|id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;| 100.00% &lt;br /&gt;
|-! style=&amp;quot;text-align:left; font-size:100%; background:#efefef; color:fffff6;&amp;quot;&lt;br /&gt;
|colspan=8! style=&amp;quot;text-align:left;&amp;quot;| '''Not included in above dry atmosphere'''&lt;br /&gt;
|colspan=6! style=&amp;quot;text-align:left;&amp;quot;|&lt;br /&gt;
|-! style=&amp;quot;text-align:center; font-size:100%; background:#efefef; color:fffff6;&amp;quot;&lt;br /&gt;
| [[Water vapor]]&lt;br /&gt;
| [[Water vapor|H&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;O]]&lt;br /&gt;
! colspan=6 style=&amp;quot;text-align:center;&amp;quot;| ~0.25% by mass over full atmosphere, locally 0.001–5% by volume.&amp;lt;ref name=&amp;quot;WallaceHobbs&amp;quot;&amp;gt;Wallace, John M. and Peter V. Hobbs. Atmospheric Science; ''An Introductory Survey''. Elsevier. Second Edition, 2006. {{ISBN|978-0-12-732951-2}}. Chapter 1&amp;lt;/ref&amp;gt;&lt;br /&gt;
|colspan=6 id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot; style=&amp;quot;text-align:center;&amp;quot;|~0.25% by mass over full atmosphere, locally 0.001–5% by volume.&amp;lt;ref name=&amp;quot;WallaceHobbs&amp;quot;&amp;gt;&amp;lt;/ref&amp;gt;&lt;br /&gt;
|-! style=&amp;quot;text-align:left; font-size:100%; background:#efefef; color:#ffff6;&amp;quot;&lt;br /&gt;
| colspan=8 |&lt;br /&gt;
{{glossary}}&lt;br /&gt;
{{term|▽ notes}}{{defn|&lt;br /&gt;
{{reflist&lt;br /&gt;
 | group=&amp;quot;▽ note&amp;quot;&lt;br /&gt;
 | refs=&lt;br /&gt;
&amp;lt;ref name=&amp;quot;refname1&amp;quot;&amp;gt;Concentration pertains to the troposphere&amp;lt;/ref&amp;gt;&lt;br /&gt;
&amp;lt;ref name=&amp;quot;refname2&amp;quot;&amp;gt;Total values may not add up to exactly 100% due to roundoff and uncertainty.&amp;lt;/ref&amp;gt;&lt;br /&gt;
&amp;lt;ref name=&amp;quot;refname3&amp;quot;&amp;gt;ppmv: [[parts per million]] by volume. [[Volume fraction]] is equal to [[mole fraction]] for ideal gas only, see [[volume (thermodynamics)#Partial volume|volume (thermodynamics)]].&amp;lt;/ref&amp;gt;&lt;br /&gt;
&amp;lt;ref name=&amp;quot;refname5&amp;quot;&amp;gt;Volumetric composition value adjustment factor (sum of all trace gases, below the CO&amp;lt;sub&amp;gt;2&amp;lt;/sub&amp;gt;, and adjusts for 30{{nbsp}}ppmv)&amp;lt;/ref&amp;gt;&lt;br /&gt;
&amp;lt;ref name=&amp;quot;refname6&amp;quot;&amp;gt;O&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; concentration up to 0.07{{nbsp}}ppmv (7{{e|−6}}%) in summer and up to 0.02{{nbsp}}ppmv (2{{e|−6}}%) in winter.&amp;lt;/ref&amp;gt;&lt;br /&gt;
}}}}&lt;br /&gt;
{{glossary end}}&lt;br /&gt;
|colspan=6 id=&amp;quot;mw-customcollapsible-A&amp;quot; class=&amp;quot;mw-collapsible mw-collapsed&amp;quot;|&lt;br /&gt;
|&lt;br /&gt;
|}&amp;lt;noinclude&amp;gt;&lt;br /&gt;
{{Reflist}}&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&lt;/div&gt;</summary>
		<author><name>alpha&gt;Indicwiki</name></author>
	</entry>
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