Ever wonder what humans impact on the earth looks like from above?  Well Wired has put together a few disturbing time-lapse videos that show quite vividly the destruction we have caused or had a hand in, including deforestation, drought and urbanization.  Below you can witness Lake Powell drying up and the decimation of the Rainforest as recorded by Nasa’s Earth Observatory.  Marvel at more of the shocking videos over at Wired and get involved below to find out what you can do to turn things around.

*hat tip to MNN