new wind turbine design

I am not a huge fan of wind turbines for all kinds of reasons, but they are something that should, in a limited way, be used.

here is a new one:

TMA's vertical axis wind turbine introduces competitive advantage

Design creates pull on the back side, contributing to 40%+ wind conversion efficiencies; doesn't kill birds; runs more quietly; and doesn't need to be installed as high, blending better with landscape. Generating costs estimated at 3.5 cents per kilowatt-hour, surpassing conventional energy sources.

http://tinyurl.com/83lpg