NASA sensor on space station eyes contamination off California coast

PHYSorg
Jun 12, 2025, 4:10 pm304 ptsTop
An instrument built at NASA's Jet Propulsion Laboratory to map minerals on Earth is now revealing clues about water quality. A recent study found that EMIT (Earth Surface Mineral Dust Source Investigation) was able to identify signs of sewage in the water at a Southern California beach.

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