Add Yahoo as a preferred source to see more of our stories on Google. The Great Atlantic Sargassum Belt, a thick mass of leafy, floating seaweed stretching across 5,000 miles of ocean, is forecast to ...

A new study estimates Sargassum seaweed costs Florida billions of dollars annually in economic damages. The Southeast Florida region, including Miami-Dade and Palm Beach counties, faces the most ...

Researchers warn that expanding blooms are impacting local economies and threatening coastal ecosystems.