Guardian: Imagine the impact of the second world war. This, according to former World Bank chief economist Nicolas Stern, captures the scale of the economic impact of climate change, left unchecked. The social and environmental effects are predicted to be similarly catastrophic. Given the widely accepted need for rapid and deep cuts in CO2 emissions, the response to E.ON’s application to build the UK’s first coal-fired power station in 30 years, at Kingsnorth in Kent, and news that business secretary …