If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The average ice berg weighs 20,000,000 tons!
54
The Sahara desert expands at about 1km per month.
90
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
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
One cubic mile of seawater contains about 50 pounds of gold.
79