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EESA01H3 (141)

Lecture 5

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Environmental Science
Carl Mitchell

Lecture 5y Blackbody has E of 10 y Flux has time component in it J is energy W is energytimey Thickness of atmosphere in relation to angle of incoming solar radiation makes up how much is hitting the earth On both northerly and southerly area because you are coming straight these areas are curved and towards pole you are travelling through more atmosphere so more opportunity for radiation to get absorbed by atmosphere than surface and more reflectivity and to go back up in space and you get less sunlightunit area Energy balance delineated climatetemperature of somewhere where you might bey Warmer body emits short wavelength and cooler body emits long wavelength y 50 of 342 energy hitting earths average is absorbed at surface where remainder is reflected off or absorbed by atmosphere It has ability to re emit after being absorbed Earth is cooler than sun so emits at longer wavelength Some energy is remitted as long wave radiation and goes back through clouds into space and is lost A large portion of long wave is absorbed in atmosphere and re emitted as long wave radiation back at surface of the earth and that emits back and forth Absorption and re absorbed between surface of earth and atmosphere is what keeps up warm to live on earthy Process of breaking bonds is latenty To water to E in desert none of energy is going towards latent No water to change phase then it goes towards
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