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Understanding global warming

Clipped to the Drawing Board by Bob Smith  
Hill, of Blacksburg, is retired from the University of Maine's Department of Chemical Engineering and is the author of "Understanding Environmental Pollution."

The author of the May 19 commentary "Global warming or cooling? Who knows?" lacks an understanding of global warming. First, the absorption of infrared radiation from the Earth by water vapor and carbon dioxide is -- up to a point -- natural. Otherwise, Earth would be too cold for life. What is now happening is very different.
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Powered by JoomlaCommentCopyright (C) 2006 Frantisek Hliva. All rights reserved.Homepage: http://cavo.co.nr/

Saturday 7 June, 2008 02:28 PM
 
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"A good scientist is a person with original ideas. A good engineer is a person who makes a design that works with as few original ideas as possible" - Freeman Dyson