Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Only about 2% of the world population has green eyes.
36
Nearly half of the entire world's adult population has never drunk alcohol.
12
Although African-Americans make up only 13% of the U.S. population, they accounted for one half of the estimated new HIV/AIDS diagnoses in 2004.
70
There are about 255 babies born worldwide every minute.
46
There are approximately three chickens for every human on Earth.
13