Guardian: Orders for offshore wind turbines in Britain will slump next year, threatening to halt the industry’s recent growth and the expected creation of up to 10,000 “green economy” jobs. Analysts are forecasting a 93% drop in the installation of new offshore windfarms in 2013 compared with the previous year. As orders for cables, foundations and other equipment are typically made two to three years ahead of the project being completed, the slowdown will start to bite among UK suppliers next year. Windfarm…