Movie of the Earth at night
| The movie above shows the lights of cities shining through the darkness of night, as seen by a satellite. The extent to which humans occupy the world is quite apparent in a graphic such as this. Few parts of the world are left uninhabited by mankind, and these regions are shrinking with every passing day. |
Credit: Museums Teaching Planet Earth
For more info: http://spidr.ngdc.noaa.gov/biomass/night.html