Earth's atmosphere - Wikipedia, the free encyclopedia
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The Earth's atmosphere is a layer of gases surrounding the planet Earth that is retained by Earth's gravity. The atmosphere protects life on Earth by absorbing ultraviolet solar radiation, warming t...
en.wikipedia.org/wiki/Earth's_atmosphere
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There are a number of atmospheric gases which make up air. The main gases are nitrogen and oxygen, which make up 78% and 21% of the volume of air respectively. ... The remaining 1% of the atmospheric gases is made up of trace gases. These include the noble gases, very inert or unreactive gases, of which the most abundant...
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www.ace.mmu.ac.uk/eae/atmosphere/older/Atmospheric_Gase...
www.ace.mmu.ac.uk/eae/atmosphere/older/Atmospheric_Gases.html
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Atmosphere - Wikipedia, the free encyclopedia
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An atmosphere (from Greek ατμός - atmos , 'vapor' + σφαίρα - sphaira , 'sphere') is a layer of gases that may surround a material body of sufficient mass, by the gravity of the body, and are ret...
en.wikipedia.org/wiki/Atmosphere
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Properties and uses of atmospheric gases ... Manufacture of atmospheric gases ... If we cool carbon dioxide at atmospheric pressure it turns into not a liquid but a solid. All the other gases in the atmosphere turn into liquids if cooled enough. Their boiling points (in oC at atmospheric pressure) are about...
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www.barrygray.pwp.blueyonder.co.uk/Tutoring/AtGas.html
www.barrygray.pwp.blueyonder.co.uk/Tutoring/AtGas.html
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The Chinese government's restrictions on Beijing motorists during a three-day conference last November -- widely viewed as a dress rehearsal for efforts to slash smog and airborne pollutants during the 2008 Summer Olympic Games in Beijing -- succeeded in cutting the city's emissions of one important class of atmospheric ...
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www.eurekalert.org/pub_releases/2007-04/hu-bro043007.ph...
www.eurekalert.org/pub_releases/2007-04/hu-bro043007.php
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Recent measurements of BrO, NOx, and near-source sulfate in volcanic plumes suggest that volcanic vents might not simply act as point sources of emissions into the troposphere, but may also act as high-temperature reaction sites where mixtures of magmatic and ambient atmospheric gases may combine, giving new and...
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www.agu.org/pubs/crossref/2006/2005GC001186.shtml
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However, the formation of melt pockets and the entrapment of atmospheric gases remain poorly understood. Here we report the presence in the melt pockets of three Martian meteorites of the hollandite-structured high-pressure polymorph of feldspar.
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www.agu.org/pubs/crossref/2007/2006GL028141.shtml
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Intercomparison of NDSC ground-based solar FTIR measurements of atmospheric gase - ABSTRACT A formal intercomparison of atmospheric total column measurem : Encyclopedia.com ... A formal intercomparison of atmospheric total column measurements of N^sub 2^O, N^sub 2^, CH^sub 4^, O^sub 3^, HCl, HNO^sub 3^, and HF by two...
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www.encyclopedia.com/doc/1P3-408591011.html
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Office of the; Secretary; General ... TELECOM; Exhibitions and; Forum ... Home Page : Publications...
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www.itu.int/itudoc/itu-r/archives/rsg/1998-00/rwp3j/514...
www.itu.int/itudoc/itu-r/archives/rsg/1998-00/rwp3j/51417.html
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