4.5 pounds of sunlight strike the Earth each day.
27
The average home creates more pollution than does the average car.
33
Nylon is made from coal and petroleum.
42
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
16
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
The smell of freshly cut grass is actually a plant distress call.
31