Space USA at night February 6, 2011 PatrickLeave a comment You can easily see the population centers This photo taken from space clearly shows the lights coming from American cities. But the light which travels away from the Earth is wasted light, and therefore wasted energy. Rate this:Share this:Click to email this to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on LinkedIn (Opens in new window)Like this:Like Loading... Related
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