A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The Sahara desert expands at about 1km per month.
90
Mexico City is built on top of an underground resevoir!
47
More than 25% of the world's forests are in Siberia.
51
Europe is the only continent without a desert.
62
Forest fires move faster uphill than downhill.
52
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