Today’s international debate on climate change is focused on the challenge of reducing greenhouse gas emissions. This makes sense: unless we start cutting emissions soon, atmospheric concentrations of heat-trapping gases will continue to rise, making the impacts described above that much more likely and severe.
But this does not mean that we should not already plan [...]
Thousands of organizations and businesses are going the extra mile and spending the extra dollar to buy utility-scale energy from renewable resources.
So much so that the United States E.P.A. (Environmental Protection Agency) compiles a quarterly list of the top green power companies from their Green Power Partnership program which came out in July 2008.
Some [...]
In this era the world is concerned about the effects of green house gas on global warming. That, and of course another important concern would be the rising cost an the supply of fossil fuels. All the of these concern have sparked new interest in renewable energies, including solar technologies.
Europe is leading the [...]
The turbine and photovoltaic installation will help the school train its electrical-technology students for ‘green-collar’ job.
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Solar cells adorn the roofs of many homes and warehouses across Germany, while the bright white blades of wind turbines are a frequent sight against the sky in Spain.
Living off grid is a tempting idea to many of us. After all, who would like to see the mounting electric bills month after month? Switching to solar energy, which is a hot topic today, is an effective way to disconnect your home from the national power supply grid and take independent charge of your [...]
Video: an Aluminum Bowls as Parabolic Reflectors. Stirling Engine Running off of One. Different Stages of Polishing.
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