433

New Record: World’s Largest Wind Turbine (7+ Megawatts)

by Justin Thomas •

clipper_wind_turbine_worlds_largest_75megawatts

The world’s largest wind turbine is now the Enercon E-126. This turbine has a rotor diameter of 126 meters (413 feet). The E-126 is a more sophisticated version of the E-112, formerly the world’s largest wind turbine and rated at 6 megawatts. This new turbine is officially rated at 6 megawatts too, but will most likely produce 7+ megawatts (or …

228

U.S. To Phase Out Incandescent Light Bulbs

by Justin Thomas •

Photo credit: USA today After being passed by Congress, Bush just signed into law a massive energy bill that will, among other things, spell the end of traditional light bulb. USA Today reports that the bill will phase out the venerable (but power-hungry) incandescent bulb over the next dozen years in favor more efficient fluorescent, halogen, and LED bulbs. Specifically, …

54

The Largest Wind Farm In The World: Horse Hollow

by Justin Thomas •

What is the largest wind farm in the world? Well, right now it’s the Horse Hollow Wind Energy Center in Texas. This wind farm has 421 wind turbines that generate a total capacity of 735 megawatts. The wind turbines are spread across 47,000 acres of land in Taylor and Nolan County, Texas.

17

HippoRoller Water Carrier – Simple Efficiency With A Far-Reaching Payoff

by Benjamin Roman •

Water is an immediate, fundamental need for human survival, but one in six people worldwide don’t have immediate access to water resources, particularly in arid regions of southern Africa. The HippoRoller is a deceptively efficient water carrier with the potential to offer huge health, economic, and social benefits to developing communities.

41

How To Filter Your Shower Water Very Efficiently

by Justin Thomas •

This post has been updated for 2011. I recently wrote about Filtering Your Drinking Water Very Efficiently, but let us turn now to your shower water. When we shower, we absorb the substances dissolved in water through our skin quite readily. For example, 60% of the chlorine absorbed daily comes from showering in chlorinated water. The chlorine is absorbed directly …

13

A Solar Flower Tower Rises In The Desert

by Justin Thomas •

This unusual solar tower was designed by Israeli architect Haim Dotan for AORA Solar. It is set to launch on June 24 in South Israel. The tower has 30 tracking mirrors (heliostats) that reflect sunlight towards the top of a 30-meter high solar tower. The top of the tower has a special solar receiver and a 100kw gas turbine. The …

61

World’s Best Cat Litter

by Justin Thomas •

The self-proclaimed “World’s Best Cat Litter” may be able to live up to its name. Because it is made from whole kernel corn, the litter delivers great odor control. The microporous structure of corn provides a large surface area to trap and absorb ammonia and urine odors. We like it because it is biodegradable, comes from a renewable source, and …

1

Self-Rejuvenating Prehistoric Plant

by Justin Thomas •

This plant, the Club Moss (Selaginella Lepidophylla), has been around for 290 million years. It pre-dates the dinosaurs, and survived through their destruction, it also made it through the ice age and continues to thrive to this day in the 21st century. It can dry up and hibernate for as long as 50 years at a time. During this time …

3

How To Convert Your Car To An Electric Vehicle

by Justin Thomas •

Gasoline-powered cars are perhaps the most inefficient devices that many of us use daily. The internal combustion engine is inefficient in term of pollution, gas costs and maintenance costs. Electric motors are comparatively simple devices that do not require much maintenance at all. But, as you may know, it’s difficult to obtain an commercial electric car today. One option is …