According to studies, men change their minds two to three times more often than women.
72
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310