This skyscraper, to be built in Dubai, is called the Burj al-Taqa (‘Energy Tower’), and it will produce 100% of its own power. The tower will have a huge (197 foot diameter) wind turbine on its roof, and arrays of solar cells that will total 161,459 square feet in size. Additional energy is provided by […]
Here at MetaEfficient, we’re always looking for an excuse to ride a bike, rather than drive a car. It’s just more fun, and you get the added benefit of exercise. But what if you want to take your bike to work or to get groceries? Most bikes in the U.S. are built for recreation in […]
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 […]