Australia's Great Barrier Reef is 1,250 miles long!
45
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
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
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Mexico City is built on top of an underground resevoir!
47
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55