Oceans

Being able to forecast marine heatwaves could help minimize ecological and economic damage. But first, scientists need to better understand what's driving these events.

Here’s what we know (and don’t know) about how dangerous PFAS chemicals travel ocean currents and harm wildlife — and what that could mean for humans.

Timing is running short to develop an international framework to help prevent environmental harm to deep-sea life and to share resources equitably among nations, experts say.

Coastal mangrove forests help protect communities and habitats from storm surges, but sea-level rise could wipe them out.

Climate change is already leaving Southeast cities swamped. Experts from the Southern Environmental Law Center explain how communities are planning for a wetter future.

Subsistence, artisanal and small-scale fisheries represent a previously unrecognized threat to many protected shark and ray species.

A collection of our best articles and essays about some the world’s most at-risk groups of species — and what we can learn from them.

More frequent, longer-lasting blooms can harm both wildlife and human health — and even kill. Can we learn to predict and prevent them?

Fish in the northern reaches of the planet are adapted to thrive in some of the most dynamic conditions, but new research finds that some species are showing decline.

Miami is on the front lines of the U.S. climate crisis. Journalist Mario Alejandro Ariza’s new book takes a critical look at the larger lessons for all of our hometowns.