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Re: More on global warming, etc

At 09:13 AM 4/26/01 -0400, RuthWeiner@AOL.COM wrote:

>  Is the "global warming" effect

>preferential re-radiation back to the earth's surface, and if so, why?

Yes, because the spectrum (of photon energies) is different. The spectrum 

is a Maxwell-Boltzmann distribution that depends on the temperature of the 

radiating object. The earth is cooler than the sun so the photons radiated 

by the earth have a lower energy than those from the sun.


Mike McNaughton

Los Alamos National Lab.

email: mcnaught@LANL.gov or mcnaughton@LANL.gov

phone: (505)667-6130


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