Guardian: In an interesting article, Leo Hickman says that after being out in the cold for decades, environmentalists have been invited to join the party, because mainstream politics now largely “gets” the aims of environmentalism (Welcome to Planet Earth, 14 February). Hickman’s article was prompted in part by the Daily Mail’s campaign against the abolition of incandescent light bulbs, increased questioning over recycling and other opposition to the changes we need to make to combat climate change. …