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Unformatted text preview: Neon 18.18 ppmv Helium 5.24 ppmv Krypton 1.14 ppmv Xenon 0.087 ppmv Trace Gases 8 Variable Gases Water Vapor (H 2 O) Typical M.R. 1~4% Temperature-dependent Carbon Dioxide (CO 2 ) Current M.R. ~370 ppmv 6 ppmv Seasonal variation Both absorb infrared radiation 9 Variable Trace Gases Extremely low mixing ratios: ppb, ppt Many are pollutants: ! Carbon monoxide (CO) ! Oxides of nitrogen (NO X ) ! Oxides of sulfur (SO X ) ! Ozone (O 3 ) ! Formaldehyde (HCHO) ! others...
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This note was uploaded on 10/04/2009 for the course A&O A&O 2 taught by Professor Lew during the Spring '09 term at UCLA.
- Spring '09