Climate policy has been based on a global average for salt marshes’ ability to capture carbon, but outside the tropics marshes accumulate less carbon.
Articles on Salt marshes
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Wetlands can prevent flooding, trap carbon and support livelihoods, as long as they are protected and managed.
South of Cape Cod, fiddler crabs and marsh grass have long had a mutually beneficial relationship. It’s a different story in the North, where the harms can ricochet through ecosystems.
Tidal marshes can build up their soil to keep pace with sea-level rises – up to a point. It turns out the point when the marsh is drowned matches the average rise when global warming exceeds 1.5°C.
New research looked at wave conditions over the past 40 years, and found wave power has increased since at least the 1980s, mostly in the Southern Hemisphere.
Top contributors
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Lecturer, Physical Geography, University of York
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Lecturer in Physical Geography, University of St Andrews
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Associate Professor of Marine Sciences, Virginia Institute of Marine Science
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Professor, Universidad Nacional Autónoma de México (UNAM)
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Adjunct Fellow, Climate Change Research Centre, UNSW
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Posdoctoral researcher, Universidad de Cantabria
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Research Associate, Institute of Coastal and Marine Research, Nelson Mandela University
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Professor, School of Natural Sciences, Macquarie University
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Professor, Kyoto University