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 of Florida is bigger than England!
74
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Mexico City is built on top of an underground resevoir!
47
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
There are approximately three chickens for every human on Earth.
13