The Importance of the Continental Divide
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Much of the water in
Much of the water in the US comes from the Rocky Mountains, so mineral mines nearby must take extra precautions not to pollute the drinking water of milllions.
From the Series: Aerial America: Colorado http://bit.ly/2xDK7ct
From the Series: Aerial America: Colorado http://bit.ly/2xDK7ct
13 سال پیش
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