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
The state with the longest coastline in the Continental U.S. is Michigan.
31
There are more than 50,000 earthquakes throughout the world every year!
47
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The state of Florida is bigger than England!
74
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119