Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
The United States consumes 25% of all the world's energy.
51
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
There is enough energy in one bolt of lightning to power a home for two weeks!
102
Sweden is so good at recycling, it has run out of garbage and now must import garbage from Norway to fuel its energy programs.
20