I spent 25 years of my life worried about global warming. And one of the best proofs that the scientists and the media both had to keep me convinced was warmer winters, with less snow. Al Gore talked about it. Robert F. Kennedy Jr. wrote about it. Dozens of scientists published papers showing that winters were getting warmer, with less snow. Well, in the midst of this kind of certainty about warmer winters, with less snow, some scientists, among them a Russian named Habibullo Abdussamatov, dared to question the idea that warmer winters, with less snow, were caused by carbon...