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Rapid loss of world’s saltmarshes threaten climate change action

June 11, 2025

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The continued loss of saltmarshes is threatening international progress on climate goals, a new report launched this week at the United Nations Ocean Conference has warned, revealing that the extent of the area these vital tidal wetlands once covered has been depleted by more than half in recent decades. Maddie Millington-Drake, Senior Climate Project Manager at the Blue Marine Foundation said: Saltmarshes have been overlooked for far too long, despite being among the most effective ecosystems for locking away carbon, buffering coastlines, and supporting biodiversity. This report shows we’re losing them faster than forests, and that loss comes at a high cost. But it also makes clear that recovery is within reach.”

Read the Oceanographic story here.

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