Coastal seaweed a major methane source, challenging current views
newatlas.com
Seaweed washing onto sandy shores does more than rot. A new study found that it fuels oxygen-tolerant microorganisms that pump methane into the air, overturning a long-held scientific assumption about coastal ecosystems and their climate role.
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The original was posted on /r/science by /u/mvea on 2025-09-07 12:04:35+00:00.

Original Title: Seaweed washing onto sandy shores does more than rot. A new study found that it fuels oxygen-tolerant microorganisms that pump methane into the air. Methane was consistently found in shallow coastal waters at “supersaturation” concentrations, in some cases, nearly 1,900 times more.