Forest fires move faster uphill than downhill.
52
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Europe is the only continent without a desert.
62
The average ice berg weighs 20,000,000 tons!
54
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
In 1850, only 8% of the people in California were women.
0
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138