More than 25% of the world's forests are in Siberia.
51
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
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
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
The Sahara desert expands at about 1km per month.
90
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
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