Jeppe Blak-Nielsen has his own very specific reason for appreciating windmills: "Whenever the turbines at Middel-grunden are running," the Copenhagen yachtsman says, "I know the wind is perfect for sailing."
When Bill Moore told the dairy farmers of Lowville, New York that they should be milking wind, not cows, they were unimpressed. But eight years later, they're not tilting at windmills anymore -- they're making a small fortune. Behold the energy future.