Guardian: Only one of the 48 Republicans seeking a seat in the Senate has dared to stand on the side of climate science or support climate change legislation – and he was knocked out of the running yesterday. The losing climate realist, Mike Castle, served nearly two decades as the state’s lone member of Congress and was thought to be unbeatable in his home state of Delaware. But in a contest that turned on Castle’s vote in favour of climate change policies last year, he lost to an …