A high-resolution regional model of the Southern Ocean reveals how topographically induced mixing in the abyss is important in creating the water masses that can upwell back up to the surface.
Oceans
How Nutrients Get Back Up to the Surface Ocean
A new dual isotope tracer technique is used to assess the role of a number of poorly understood nutrient supply mechanisms fueling biological productivity in the ocean.
Scientists Investigate How Heat Rises Through Europa’s Ocean
A new study examines how heat may be transferred from the mantle, through the ocean, and into the icy crust of one of Jupiter’s moons—perhaps among the most promising places in our solar system to search for life.
Seawater Dynamics in an Underexplored Antarctic Fjord
Wind is the major driver of salinity changes within the narrow, glacier-fed cove.
Oceanic Cacophony
The ocean is a pretty loud place, and anthropogenic noise is adding another layer to the soundscape.
Microplastics Are the Not-So-Secret Ingredient in Marine Snow
Particles of tiny, degraded plastics coated with biofilms sink to the seafloor, carrying carbon with them.
When Forests on Land Burn, Forests Underwater Feel the Impact
Kelp is a habitat, a carbon sink, and a binding agent in your ice cream. But new research shows that California’s kelp forests are affected by the fate of their counterparts on land.
Ocean Warming Is Wiping Out Southern California’s Mussel Beds
Historic photographs reveal the dramatic retreat of mollusks as warmer waters take a toll on the health of the intertidal zone.
Another Record-Breaking Year in the Arctic Amplifies Calls for More Data
A downward spiral of the Arctic’s ecological health and climatic conditions continued in 2023, causing problems for people, plants, and animals, according to a new NOAA report.
