Germany's green - energy gap
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Germany stumbles in its move to replace coal and nuclear power with offshore wind energy. The six offshore wind turbines that REpower Systems began erecting near Germany's coast in 2004 make their older cousins look like pin wheels. Each one has three 61.5-meter blades, which in a good breeze make one revolution every 5 seconds, producing 5 megawatts of electric power.
Published in:
Spectrum, IEEE
(Volume:46
,
Issue:
7
)
Date of Publication: July 2009