In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
Electric lights for trees were first used in 1895.
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On October 28, 2013, wind power provided 100% of Denmark's power. At 2:00am, it was producing 122% of the country's energy needs.
12
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
There is enough energy in one bolt of lightning to power a home for two weeks!
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