BusinessGreen: It's happening, people. On Sunday, one out of every five light bulbs in your home was powered using wind energy. If you own three TVs and two games consoles (you know who are), one of those was powered using wind energy as well. You would need 10 light bulbs to find one that was powered using coal. This surge in wind power was the result of particularly favourable weather conditions, but this weekend was not quite the anomaly its record performance suggests. According to new government figures,...