| 100 GW wind energy installed
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Middle May 2008 are worldwide 100 GW wind energy power plants working, 240 GW shall be 2012 and until 2020 shall be enlarged to 1000 GW.
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| Farm in a skyscraper
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The US-university professor Dickson Despommier belives believes in a farm in the shape of a 30 floors skyscrapers in Manhatten. But what problem should be solved in this way?
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| CAES Compressed Air Energy Storage
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Until now, storage power plants with compressed air have a low efficiency and a demand for natural gas to heat. A new project wants to change this.
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