As expert witnesses go, they don’t come any better than Professor James Hansen, one of the world’s leading climate scientists and Director of the NASA Goddard Institute for Space Studies. Yesterday, he was called to give evidence before a UK Court on the threat posed by Kingsnorth coal fired power station to the world’s climate. Six Greenpeace activists are being charged with criminal damage after they took action last October, to highlight the threat posed by Kingsnorth. Hansen’s evidence will be crucial in establishing their defence, since whilst the defendants accept the damage they caused, they say they did so to prevent much greater damage to other property and the planet.     Full Story…