Germany?s enthusiasm for solar power is understandable. We could satisfy all of the world?s energy needs for an entire year if we could capture just one hour of the sun?s energy. Even with the inefficiency of current PV technology, we could meet the entire globe?s energy demand with solar panels by covering 250,000 square kilometers (155,342 square miles), about 2.6 percent of the Sahara Desert.
Source: http://feeds.slate.com/click.phdo?i=273f964e2cd9af63a995674d5523d621
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