The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The state of Florida is bigger than England!
74
More than 25% of the world's forests are in Siberia.
51
Australia's Great Barrier Reef is 1,250 miles long!
45
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
In 1850, only 8% of the people in California were women.
0
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14