I first wrote about these wind micro-wind turbines for TreeHugger in March. Since then the microturbines have become available for sale through the Motorwave website (here’s a direct link to the store). Right now, shipping costs from Hong Kong are about $300, but Lucien Gambarota, the inventor says he hopes to offer the turbines for […]
The American Wind Energy Association (AWEA) today released its First Quarter Wind Power Market Report, announcing that the U.S. wind energy industry is on track to install over 3,000 megawatts (MW) of wind power in 2007, with Texas likely to account for about two thirds of the new installations.
A start-up company is offering mercury-free, energy efficient, high-brightness LED lights to replace typical light bulbs in homes and offices. The EcoLED lights use 1/10th the electricity of incandescent light bulbs, and are estimated to last 50,000 hours before burning out (approximately a decade of normal use). Unlike compact fluorescent bulbs, these bulbs contain no […]
Quiet Revolution is an English company that makes visually intriguing wind turbines. The QR5 Vertical Axis Wind Turbine generates 6 kilowatts of power. It’s quieter than your typical wind turbine because the tip speed is slower, due to the triple-helix design, which in turn allows it to be situated closer to buildings and on towers. […]