seaweed - Inside Climate News

Why Beaches Are Swamped With Sargassum, the Stinky Seaweed Menace

It smells like rotten eggs, releases toxic gases, endangers sea life and scuttles vacations. Scientists, startups and communities are trying to figure out what to do with it all.

Interview by Aynsley O’Neill, Living on Earth

A worker removes sargassum from the shore of Playa del Carmen Beach in Quintana Roo, Mexico, on June 18, 2025. Credit: Elizabeth Ruiz/AFP via Getty Images

Beef cattle graze near a machine that releases a seaweed supplement and measures methane emissions on a ranch in Dillon, Mont. Credit: Paulo de Méo Filho/UC Davis

Seaweed Could Reduce Methane Emissions from Grazing Cattle, New Study Shows

By Miranda Lipton

Annabel Williams, an apprentice at Wolfe’s Neck Center for Agriculture and the Environment, interacts with some of the cows during her chores round on Sept. 17, 2024.

Feeding Cows Seaweed Could Cut Methane Emissions and Diversify Maine’s Coastal Economy, but Can It Scale?

Story and photos by Matilda Hay

Massive blooms of the seaweed began inundating Caribbean shorelines in 2011.

After 13 Years, No End in Sight for Caribbean Sargassum Invasion

By Freeman Rogers/The BVI Beacon, Olivia Losbar/RCI Guadeloupe, Maria Monsalve/El País, Krista Campbell/Television Jamaica, Suzanne Carlson/The Virgin Islands Daily News, Centro de Periodismo Investigativo

Feeding Cows Seaweed Reduces Their Methane Emissions, but California Farms Are a Long Way From Scaling Up the Practice

By Grace van Deelen

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