Guardian: Climate change catastrophe can be averted by “greening” consumer behaviour rather than by curbing economic growth and mass consumerism, leaders of some of the world’s biggest businesses including Tesco, Coca-Cola and Reckitt Benckiser argued today. They urged politicians to be braver at the Copenhagen talks on climate change in December, saying voters could be persuaded of the need to act. They were speaking, along with David Cameron and Professor Robert Puttnam, the sociologist and …