Louisiana's marshlands near the Mississippi River may disappear within a half-century due to climate change and rising sea levels, according to a study led by Torbjorn Tornqvist of Tulane University. The problem is already "past the tipping point," but constructed sediment diversions could delay the danger to New Orleans by channeling the river away from the city, he said.
Study: La. at risk of losing marshlands within 50 years
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