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Low-oxygen area could amount to more than six Lake Pontchartrains this summer. Efforts to reduce nutrient pollution flowing down the Mississippi River from the Midwest have so far not worked.

A rare seafloor earthquake occurred in the Gulf of Mexico about 130 miles southeast of Gulfport, Mississippi, and the source can’t be easily explained, experts say.

Scientists expected to forecast the size of this year’s hypoxic zone this week

As summer approaches, LSU plant specialist Raj Singh is warning growers of tomatoes, peppers and other vegetables to beware of a particularly deadly bacteria that may be lurking underground.