Kelp once formed “underwater rainforests” on the California coast, but these fragile ecosystems have largely disappeared. At a marine lab near the Bay Area, scientists are trying to bring them back.

Oregon has lost two-thirds of its kelp forests since 2010. Efforts to remove hundreds of thousands of purple urchins might ...

Beneath the surface of Canada’s coastal waters lies a hidden world—lush, swaying kelp forests that rival the biodiversity of ...

The kelp forest is ephemeral, yet foundational. Fronds of this fast-growing giant seaweed come and go with the seasons, storms and waves, supporting communities of fish, invertebrates and even mammals ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. While they have no backbone, sunflower sea stars (Pycnopodia ...

OLYMPIA, Wash. — Washington is moving to protect struggling kelp beds near Squaxin Island as part of a broader push to restore critical marine habitats. On Friday, Lands Commissioner Dave Upthegrove ...

Kelp forests function as major habitat for marine biodiversity, but are in rapid decline worldwide, largely because of climate impacts on the oceans. A 2013 marine heat wave known as “the Blob,” ...