EcoLEDs: Mercury-Free LED Bulbs

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 […]

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Quiet Revolution Wind Turbines

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. […]

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Solar Tower Video

Here’s a video of the solar tower in Spain that has been getting a lot of press lately. Engadget describes the system: “It consists of a towering concrete building, a field of 600 (and growing) sun-tracking mirrors that are each 120-square meters in size, and a receiver that converts concentrated solar energy from the heliostats […]

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The One Megawatt Solar Glass Complex

There is an amazing building complex in Germany that is completely enclosed in glass and solar cells. The complex covers a total of 123,200 square feet. All this glass creates a pleasant “micro-climate” inside — the interior atmosphere is distinctly Mediterranean (notice the pools and deck chairs in the photos).

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Electric Bikes For Commuters

The New York Times recently featured an article about people using electric bikes for commuting to work. They recommend spending about $2000 for a good electric bike. You’ll get a range of 20-50 miles with these bikes, and this can obviously be extended with pedal power. Some notable electric bikes shops are Electric Bikes Northwest […]

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