The state with the longest coastline in the Continental U.S. is Michigan.
31
Israel's Dead Sea is 1,312 feet below sea level.
48
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Forest growth in the US has exceeded harvest since the 1940’s. Today, we have more trees than any time in the past 100 years.
14
There are approximately three chickens for every human on Earth.
13
Forest fires move faster uphill than downhill.
52