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PBS News Hour

Scientists face ecological, economic hurdles to save delta

The iconic Mississippi River Delta is of enormous importance to the country, especially near the Gulf Coast. It's an economic engine and a key wildlife habitat. But it's shrinking considerably due to a variety of factors, including engineering done decades ago. Science Correspondent Miles O'Brien looks at those problems and efforts to prevent further loss.
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October 19, 2025 - PBS News Weekend full episode
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