Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
The human brain uses approximately as much energy as a 10 watt light bulb.
120
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
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
There is enough energy in one bolt of lightning to power a home for two weeks!
102
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5