Climate Change Bill [HL]

I am interested in what the noble Lord has just said. I support the point that he made, but I am dealing with a statement that he made during his speech and that others have made before him. If the House of Lords had been around 12,000 years ago, we would not be debating a 2 per cent increase in temperatures; we would probably have been debating a 10 per cent decrease in temperatures. The situation now is by no means unique—