Time Magazine: Towering 88 m above frigid waters, scarcely 5 m from the seawall south of the industrial area of Avedore Holme, near Copenhagen, stand two prototypes of the largest and latest generation of offshore wind turbines. With blades stretching 59 m, nearly 10% longer than those of some of the biggest turbines now running, these two white giants have the capacity to generate 7.2 MW of electricity — equal to the annual power consumption of about 4,900 Danish homes. Constructed and operated by Dong …