Economist: FOR all its stirring rhetoric, the government’s record on renewable energy is poor. Geographically, Britain is ideally placed, enjoying (or enduring) some of the windiest weather and heaviest seas of any European country. Yet in 2005 (believe it or not, the most recent year for which comparable figures are available) Britain got less than 2% of its energy from renewable sources (mostly wind). This was considerably below the European average of 6.7% and far behind countries such as Denmark …