2.    The world consumes 2 quarts (approx. 2 liters) of oil per person per day.

3.    If Earth was the size of a basketball, the moon would be the size of a tennis ball and they'd be 25 feet apart.

4.    For every 100 girls born in China, 119 boys are born. Of all the people in history that have reached 65 years of age, half of them are living right now.

5.    If Earth's life was compressed into one year, then humans would have been around for only 2 seconds.

6.    The  Middle East's population almost tripled over the last 30 years.