Guardian: Europe’s carbon trading scheme has proved to be “disastrous” and a “scam” in which companies have profited with no effect on emissions, a leading politician and a scientist said yesterday. The environmentalist James Lovelock — who developed the Gaia theory of the planet as a “living organism” — and the former environment minister, Michael Meacher, said that market approaches to green issues, such as the EU Emissions Trading Scheme (ETS), were destined to be distorted by business …