Time-lapse photography and aerial photography - both can create stunning visuals of natural processes. And together, they can also give us a true sense of the human impact on our environment. Wired Science has put NASA aerial photographs together to create time-lapse videos that show our true footprint on Planet Earth.
Urbanization: Dubai
Water consumption: Aral Sea
Deforestation: Amazon
For more time-lapse videos and information, check out Wired Science at:
http://www.wired.com/wiredscience/2009/05/earthobservatoryvideos/