Small wind turbines attached to individual homes work fine unless you have lousy wind.
That's the upshot of a multi-site study called the Warwick Microwind Trial project, a year-long survey on the performance of roof-mounted turbines done in the U.K. done by Encraft, a low-carbon technology consulting firm.
The researchers picked 26 sites in the U.K where microturbines tied to the power grid were attached to people's homes to offset their electricity use. Many of the consumers clearly purchased the turbines to lower their fossil fuel energy use as some already had solar panels and ground-source heat pumps. … Read more