We are extremely well informed by our news media of nationally important events such as the latest on Britney Spears and Anna Nicole Smith, but it would be nice to see educational information on the apparently more trivial issue of global warming. E. Thomas McClanahan, who admits to not being a scientist, authored an article in the Feb. 28 The Herald Bulletin ridiculing the idea of global warming. He points out that 60 Canadian “scientists” (a relatively small number) wrote to the Prime Minister to question the credibility of global warming. We hear of other “scientists” who also are doubtful,...