Every year, Alaska has about 5,000 earthquakes.
31
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
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 Atlantic Ocean is saltier than the Pacific Ocean.
54
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
The Amazon rainforest produces more than 20% the world's oxygen supply.
182