Photo: Siemens
You’re not seeing the second coming of Noah’s Ark. The engineer in the foreground is standing inside one half of a rotor blade created for the world’s largest wind turbine. Earlier this summer, Siemens erected the towering windmill, which generates 6 megawatts, off the coast of Østerild, Denmark. Its rotor blades each measure 75 meters long; the tips of the blades move at speeds up to 80 meters per second.
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