Over the past decade, the number of people on Earth shot up by more than 13 percent, to nearly 6.8 billion people. To make room for all the hungry, breeding, CO2-emitting bodies on our small planet, we've ravaged Earth's surface with staggering feats of deforestation, irrigation and urbanization - and NASA satellites have captured it all. Here are a few videos, compiled from images posted on NASA's Earth Observatory, of some of the most impressive conquests of man over environment.
