Environmental scientists at the University of Nottingham have made a shocking and expensive discovery: eco-friendly buildings made of "sustainable" wood burn much more easily than eco-unfriendly ones made of stone, concrete, steel or glass. They made their surprise discovery over the weekend when their new Carbon Neutral Laboratory for Sustainable Chemistry burned to the ground in what local firemen claimed was the biggest blaze in over a decade. The £15 million building had been erected according to the most rigorous environmental principles, made with a wooden frame and other "sustainable" materials, and powered with "renewable" energy, so that the structure...