Business Green: The UK’s offshore wind energy revolution continued yesterday with the official opening of the 172MW Gunfleet Sands offshore wind farm in the Thames Estuary off the Essex coast. The wind farm, which has been fully operational since March, was formally inaugurated by Danish energy company Dong Energy at a ceremony at the site attended by energy minister Charles Hendry. Hendry hailed the 48 turbine development as a forerunner for a host of new large-scale offshore wind …