Diferencies ente revisiones de «Atmósfera terrestre»

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m (apostrofación)
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La [[homosfera]] ocupa los 100 [[km]] inferiores y tien una composición constante y uniforme.
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|+'''Composición de l'atmósfera terrestre (aire seco, porcentaxes por volume)'''<ref>Source for figures: Carbon dioxide, [http://nssdc.gsfc.nasa.gov/planetary/factsheet/earthfact.html NASA Earth Fact Sheet], (updated 2007.01). Methane, [[Intergovernmental Panel on Climate Change|IPCC]] [http://www.grida.no/climate/ipcc_tar/wg1/221.htm#tab61 TAR table 6.1], (updated to 1998). The NASA total was 17&nbsp;ppmv over 100%, and CO<sub>2</sub> was increased here by 15&nbsp;ppmv. To normalize, N<sub>2</sub> should be reduced by about 25&nbsp;ppmv and O<sub>2</sub> by about 7&nbsp;ppmv.</ref>
|colspan=2 style="font-size: 85%" |''ppmv: [[partes per millón]] por volume''