Some people may think climate change is just a myth, but there’s no arguing with this: NASA scientists say the earth’s surface temperature in 2011 was the ninth warmest since 1880. What’s more, nine of the 10 warmest years in modern recorded history have occurred since the year 2000.
There's a video from last year that's making the rounds online...maybe because of the recent heat. It's a blonde teenager explaining how we could cool down the earth by installing huge air conditioners outside.