The ocean is a source of life and resilience—for people and cultures, for livelihoods, for climate stability. But it's under ...

Over 300 million years ago, Earth experienced powerful bursts of carbon dioxide from natural sources—like massive volcanic eruptions—that triggered dramatic drops in ocean oxygen levels. These ancient ...

Scientists say going through with proposed ocean climate fixes could actually make things worse by lowering ocean oxygen ...

New research warns that several methods of using the ocean for carbon removal could drastically deplete it of oxygen.