Harmful pig poop lagoons in North Carolina mapped from space - Space.com

Researchers tapped into Landsat 5's database to locate swine farm waste ponds.

North Carolina is in hog heaven. Well, in a manner of speaking: It's one of the largest producers of swine in the U.S., with pigs nearly outnumbering the state's human population.  All of this pork … [+3942 chars]

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