This article is from the Ozone Depletion FAQ, by Robert Parson rparson@spot.colorado.edu with numerous contributions by others.
This FAQ is dedicated to the memory of Carl J. Lydick, who was one of
the first people to read it through carefully and who helped me to clarify
my presentation. Carl was not a scientist, but he had a profound
understanding of and love for science and an outstanding talent for
presenting scientific results in non-technical language.
 
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