Oceans & Clean Water

From tiny seeds come big results: replanting seagrass meadows that help fish, protect coastlines, and absorb climate-heating carbon dioxide.

Taking sand from one place to save another often creates more problems — but there are ways to fix that.

There’s never been more momentum for ocean conservation, but new research finds that many efforts fail to protect endangered species — or have barely gotten off the drawing board.

Increasing demand for this seemingly abundant and common material harms human and natural communities — and fuels a lucrative and dangerous illegal industry.

Its growth driven to epic levels by climate change and fertilizer runoff, sargassum puts dozens of species — and people — at risk.

As oyster reefs have declined, other marine species have suffered and coastal storm damage has increased. Innovative programs are starting to help.

Scientists warn that rising sea surface temperatures and more frequent marine heat waves will have profound effects on ocean dwellers.

Ocean waters warmed by climate change could open the door for marine invasive species in one of the world’s most pristine ecosystems.

Researchers in Florida are testing an artificial reef planted with live corals.

A major restoration effort by a coalition of Tribes and government agencies could help imperiled fish and other animals on the Trinity River.