News Main Animals Archaeology Dinosaurs Earth History Human Animal Space Tech   AP Photo/ Donna McWilliam |   Able to Change Weather? Researchers used a computer model to calculate what might happen if all the land from Texas to central Canada, and from the Great Lakes to the Rocky Mountains were covered in one massive wind farm. On average, the mammoth installation lowered wind speeds by 2-3 meters per second (5.5-6.7 miles per hour) immediately downwind. But the turbines also disrupted air currents on a large scale that rippled out like waves across the northern hemisphere. | Discovery News Video   « back to article

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