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发帖数: 1994 | 1 Earth at Night
Credit: C. Mayhew & R. Simmon (NASA/GSFC), NOAA/ NGDC, DMSP Digital Archive
Explanation: This is what the Earth looks like at night. Can you find your favorite country or
city? Surprisingly, city lights make this task quite possible. Human-made lights highlight
particularly developed or populated areas of the Earth's surface, including the seaboards of
Europe, the eastern United States, and Japan. Many large cities are located near rivers or
oceans so that they can exchange goods |
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