The Sahara desert expands at about 1km per month.
90
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
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
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14