Sea

The coastal community of Selsey welcomes the return of salt marshes where farms once stood.

Receding waters are leaving behind an environmental disaster, and a new kind of tourism.

Isabella Abbott, the first native Hawaiian woman to earn a doctorate in science, rewrote the book on her beloved limu.

Houses and other buildings that rise and fall with water levels are becoming more common in Dutch cities.

Clinging to the underside of ice hundreds of feet thick, strange communities eke out a living, while researchers race to study them before they disappear.

It's complicated.

It revives a centuries-old tradition.

In the absence of stone tools, bivalves would have to do.

“This tears off one branch in the tree of life and rearranges it another way.”

Trees seem to have cascaded down mighty mountain rivers in a matter of weeks.

Scientists are trying to keep one of the world’s last great wildernesses intact.