AOSC200Lect24

AOSC200Lect24 - Fig. 15.8 Disappearance of the Aral Sea,...

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Unformatted text preview: Fig. 15.8 Disappearance of the Aral Sea, during the period from 1973 to 2000. Largely due to diversion of water from the rivers feeding the sea for irrigation. AOSC 200 LESSON 24 Human Influences on Climate Greenhouse effect Feedbacks Northward movement of the jet streams Changing Land Surfaces Heat Islands Consequences of Greenhouse Effect Simple Greenhouse Model . be fraction Let this space.. into back reflected is radiation this of Part Earth) the of radius the is ( Earth the of area sectional cross the times is sun by the blocked energy total The constant). solar the as (known as area unit per surface s Earth' at the sun the from energy the define We 2 e e A R R Q Q E Q = = Greenhouse Effect sphere) (a Earth the of area the is 4 where 4 relation Boltzmann - Stefan by the given is radiated energy The space. into back radiation red- infra radiates Earth then The . re temperatu a Earth to the up heat l energy wil This ) 1 ( is Earth by the absorbed energy total Then the 2 2 4 2 e e e R e e A R R T E T R Q E =- = Greenhouse Effect...
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AOSC200Lect24 - Fig. 15.8 Disappearance of the Aral Sea,...

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