The costs of a wind turbine can range dramatically from less than $1k to more than $7k. The Air X residential wind turbine retails for less than a thousand dollars, cheaper than solar panels. For a full review check out the greentech gazette.
If a flying rotor is not your thing, or if the neighbors complain about its appea

rance, no problem, a Canadian engineer has made a rooftop turbine, the Mag-Wind Vertical Axis Turbine that makes no noise, is highly efficient, works fine during the winter, and is visually appealing. What's really neat about this turbine is that it uses the roof as a sail to funnel stronger winds into its metallic sails. Niagara WindPower will give Canadian residents a free analysis.
Wow, sounds like an informercial. I need to turn my tv off before i fall asleep.
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