LONDON/COPENHAGEN — Danish energy firm DONG will construct the largest ever wind farm off the British coast over the next 5 years. <br /> <br />The wind farm is to be built 90 miles of the British coast. When completed in 2022, the wind farm will have a capacity of some 1.4 gigawatts. <br /> <br />According to DONG, that's enough energy to power some 1.3 million British homes. <br /> <br />The project is expected to create 2,000 jobs over its duration.