Tidal landscapes: A greater carbon sink than previously thought

Mangroves and saltmarshes sequester large amounts of carbon, mitigating the greenhouse effect. New research from the University of Gothenburg shows that these environments are perhaps twice as effective as previously thought.

Image: Rusty red waters in Madagascar

Iron-rich sediment colors the red-orange waters of the Betsiboka River Delta in Madagascar in this image taken by an astronaut on the International Space Station on Sept. 30, 2023. The sediment can clog waterways in the delta's ...

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