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The Quantum Mechanics of Global Warming - University of Virginia

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Temperature <strong>of</strong> the Earth<br />

Rsun<br />

<strong>The</strong> earth is (almost) in a thermal<br />

steady state: it emits as much radiation<br />

as it receives from the sun.<br />

r E<br />

Albedo = a = 30%visible light<br />

reflected directly back to space<br />

(“earthshine” on the new moon).<br />

RE

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