AMES, Iowa – Alan Wanamaker, working as a postdoctoral researcher from 2007 to 2009, was charged with beginning to compile a 1,000-year record of the marine climate for a spot in the North Atlantic ...

Evidence from fossil shells suggests that falling seawater calcium helped lock away carbon dioxide and helped cool Earth after the dinosaurs.

Ocean Beach restaurant owners say they’ve collected thousands of oyster shells this summer for a program that will use them to rebuild local marine habitats and the Long Island oyster population. Six ...

WELLFLEET — Two 5-foot-tall piles of spent oyster shells sit in a corner of Wellfleet’s garbage and recycling center, baking in the hot summer sun. The approximately 25,000 pounds of bivalves have ...

An unhealthy sea butterfly, or pteropod, showing effects of ocean acidification including ragged, dissolving shell ridges on upper surface, a cloudy shell in lower right quadrant, and severe abrasions ...

The Pacific Ocean is becoming more acidic, and crabs that live in its coastal waters are some of its first inhabitants to feel its effects. The Dungeness crab is vital to commercial fisheries in the ...

During the last ice age, the Atlantic Ocean's powerful current system remained active and continued to transport warm, salty ...