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Thursday, October 22,2009

Geothermal energy explained

By EarthTalk
The term "geothermal" is derived from the Greek words for Earth (geo) and heat (therme). In essence geothermal energy is power harnessed from the Earth itself. Heat from the Earth's core, which averages about 6,650 degrees Fahrenheit, emanates out toward the planet's surface.
Thursday, September 17,2009

Green nonprofits ailing?

By EarthTalk
Is it true that environmental nonprofits have been hit hard by the economic downturn, and has this had an impact on their effectiveness?
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