In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
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
In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Water, electricity, and gas has been free in Turkmenistan since 1991.
11