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Solar Power Savings
Posted: 2009-10-05
Besides the roof systems, there are cost-effective solar projects for getting your hot water, heating your pool and warming your home. Let’s take a look at four common installations.
Solar Financing Makes Alternative Energy Affordable
Posted: 2009-10-04
Not all homeowners can afford $20,000-60,000 for home solar power. Even those who have the money, or sufficient home equity, may not want to use their savings or leverage their credit to buy solar.
Solar Power Installation Breakdown
Posted: 2009-10-03
There is a great deal of misinformation circulating about the cost of installing a solar power system, specifically a roof-mounted photovoltaic (PV) one.
 
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Wind Power


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Savonius Rotor
The Savonius rotor has lower efficiency than other wind generation methods; however, it has a high starting torque, is cheap to make, and has a low operating speed.
The Savonius Super Rotor
Good introduction to the Savonius Rotor.
American Wind Energy Association
Lots of great info on wind power.
EREN - Wind Energy
Wind Energy in California
Windpower Monthly News Magazine