Scientists know: Global warming is real
By James W. Laughner
Laughner lives in Roanoke and teaches physics at Cave Spring High School. He worked for Owens-Brockway in the 1970s, where he used Wien's law every day, and was a researcher in materials processing at Corning Inc. and a professor at Alfred University.
I am a materials scientist now teaching high school in Roanoke, not a political columnist. I'm not competent to comment on the political column titled "'Sound science' is damaging" (May 19). However, I feel I must correct the "sound science" essay printed that same day titled "Global warming or cooling? Who knows?"
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We can beat global warming
By Al Weed
Weed is chairman of Public Policy Virginia, a Charlottesville-based nonprofit working to empower citizens to engage their communities in responding to the challenge of climate change.
A good sign in the fight against global warming is the open debate about how we should respond to our own spoliation of the atmosphere. We are no longer arguing about who caused what, but now, and more urgently, how we can reverse the carbon tide.
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Read today's letters here.