Climate
Coral collapse signals Earth’s first climate tipping point
The global die-off of coral reefs signals a critical shift in Earth’s climate system with global environmental consequences along with economic ones.
Oceans
More Stories in Oceans
- Climate
What to know about the extreme U.S. flooding — and ways to stay safe
An oceanographer explains how climate change, warming oceans and a souped-up atmosphere are creating conditions for deadly floods.
- Oceans
Deep-sea mining could start soon — before we understand its risks
The U.S. push to mine international waters for metals defies global efforts to control and protect these fragile ecosystems.
- Animals
U.S. seal populations have rebounded — and so have their conflicts with humans
Alix Morris’s new book, A Year with the Seals, explores humans’ complicated relationship with these controversial marine mammals.
- Oceans
Seafloor amber may hold hints of a tsunami 115 million years ago
Oddly shaped deposits of tree resin point to massive waves that struck northern Japan roughly 115 million years ago and swept a forest into the sea.
- Oceans
Before altering the air, microbes oxygenated large swaths of the sea
Hundreds of millions of years before oxygen surged in the atmosphere 2.4 billion years ago, swaths of oxygen winked in and out of existence in the ocean.
- Animals
Cool water could protect sea stars from a mysterious disease
Sunflower sea stars discovered taking refuge in fjords may offer clues to saving the critically endangered species from sea star wasting disease.
- Oceans
How will the LA fires affect the ocean? These researchers are racing to find out
Scientists aboard a research vessel near Los Angeles collected ash, air and water samples as fire blazed on the hills before them in January.
- Climate
Hidden Antarctic lakes could supercharge sea level rise
An overlooked Antarctic water system could raise sea levels by more than 2 meters by 2300, computer simulations show.
- Environment
Fires in the Amazon forest may melt sea ice in Antarctica
Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.
