P110_2008_Week_10

P110_2008_Week_10 - Vote on Tuesday, November 4th (TODAY)!...

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Vote on Tuesday, November 4 th (TODAY)! Plan your schedule and make time to vote! Polls are open from 6:00am until 6:00 pm. Anybody who is in line by 6:00pm WILL BE ALLOWED TO VOTE! All you need to vote is your IU student ID or an Indiana or Federal ID (such as an Indiana Drivers License or a passport). To find out your polling location, go to indianavoters.com .
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Spectrum of Solar radiation at the Earth’s surface Absorption bands due to gasses like CO 2 , H 2 O, CH 4 etc. These are the so-called green-house gasses. O 3 In the stratosphere
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Green House gases Contributions to green house effect depend on IR absorption, concentration and lifetime in the atmosphere. GAS Sources GW P Lifetime (yr) 2003 conc. ppm CO2 (5500 MT/y) Burning organics/ deforestration 1 100 373 CH4 (600 MT/y) Rice fields, landfills, animals 21 10 1.7 NOx (16 MT/y) Fetilizer/defor- estration, vehicles 310 170 0.31 CFC’s (1MT/y) Aerosol sprays, refrigerators, ACs’ 1300- 12000 70-100 0.003 NF3 (<2-3kT/y) Plasma cleaning FP displays etc. 17000 550-750 0.00045 GWP: “Global Warming Potential”: the ability of the gas to trap IR light (heat).
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http://en.wikipedia.org/wiki/Greenhouse_gas These number differ slightly From those in your text
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(Woods Hole Research Center) Sediments and sedimentary Rocks could account for another 6x10 7 Petagrams!
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P110_2008_Week_10 - Vote on Tuesday, November 4th (TODAY)!...

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