The Amazon rainforest produces more than 20% the world's oxygen supply.
182
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
In 1850, only 8% of the people in California were women.
0
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 North Atlantic gets 2.5 centimetres (1in) wider every year.
119