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
Even Antarctica has an area code. It's 672.
58
Check your map! Virginia extends farther west than West Virginia.
67
Mexico City is built on top of an underground resevoir!
47
One cubic mile of seawater contains about 50 pounds of gold.
79
There are more than 50,000 earthquakes throughout the world every year!
47
The Sahara desert expands at about 1km per month.
90
The water of the Antarctica is so cold that nothing can rot there.
334