Re: Green Flash

["Paul Camp" <pjcamp@coastal.edu>]

There is a nice one (along with an experimental demonstration) in 
Craig Bohren's book Clouds in a Glass of Beer. 

I had a student observe this phenomenon 2 days ago (the flash, not 
the beer) and she was really turned on by it.

> Would someone please give an explanation of the "Green Flash" - a light 
> show that one can see on occasion at sunset.  Harvey White had an 
> explanation of this in his physics book but I gave my text away.  I think I 
> saw this phenomena this summer and would like an explanation.
>
> Lowell Herr

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