Forest fires move faster uphill than downhill.
52
The average ice berg weighs 20,000,000 tons!
54
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
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
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
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59