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Oceans

Sea surface reflection from satellite images showing solitary wave fronts
Posted inEditors' Highlights

Atoll Seismometer Detection of Solitary Ocean Waves

by Thorsten W. Becker 10 September 202113 January 2022

Seismic recordings from the South China Sea indicate that subtle, daily tilting of shorelines due to passing internal ocean waves can be measured on land, promising new constraints on ocean dynamics.

A diagram of the largest known milky sea incident
Posted inNews

Satellites Allow Scientists to Dive into Milky Seas

Nola Taylor Redd, Science Writer by Nola Taylor Tillman 3 September 202125 October 2021

Satellites may finally be able to report the fleeting phenomena of milky seas in near-real time, allowing researchers to potentially study an ocean mystery that has survived more than 2 centuries.

Methane streams arising from the seafloor at a cold seep site offshore of Virginia
Posted inResearch Spotlights

Does the Priming Effect Happen Underwater? It’s Complicated

by Morgan Rehnberg 1 September 202129 September 2021

A new meta-analysis finds evidence that adding fresh organic material can increase decomposition rates, but when and why that happens remain unclear.

The heat surface of El Niño in 2015 looks like El Niño in 1997.
Posted inResearch Spotlights

Explaining Thermal Tides in the Upper Atmosphere During the 2015 El Niño

by David Shultz 26 August 202116 March 2023

Increased tropospheric heating and reduced dissipation combine to explain an anomalously large thermal tide.

Zdenka Willis and Rutgers students with an ocean glider.
Posted inFeatures

Zdenka Willis: Sailing into a High-Tech Future

Kate Wheeling, freelance science writer by Kate Wheeling 24 August 202123 March 2023

Finding the roots of responsibility and outreach in the military.

Two scientists stand atop a glacier holding cords and ropes, with a view of a fjord, icebergs, and mountains in the distance
Posted inScience Updates

Undertaking Adventure to Make Sense of Subglacial Plumes

by Evgeny A. Podolskiy 18 August 202111 April 2023

Novel observations and inventive analyses of glacial discharge in Greenland have revealed new insights into the irregular and chaotic nature of ice-ocean interactions at glacial calving fronts.

Posted inEditors' Highlights

Sedimentary Tepees Record Ocean Chemistry

by V. Salters 6 August 202121 September 2022

Sedimentary structures from evaporative coastal environments indicate carbonate saturation, offer insight in mid-Mesozoic ocean chemistry and potentially even earlier times.

A photograph of a statue on Santorini
Posted inNews

In a Twist, a Greek Volcano Ruled by the Sea

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 2 August 202128 January 2022

Move over Hephaestus, Poseidon’s got this one.

Satellite image of a phytoplankton bloom on the ocean’s surface.
Posted inNews

Eddy Killing in the Ocean

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 29 July 202128 September 2021

Solving the case of ocean eddy death could help climate modelers better represent the effect of wind.

Plot of sea surface temperature from cold wakes associated with tropical cyclones (blue) and associated increasing in trend in the tropical cyclone induced primary production of Chlorophyll-a concentration (red).
Posted inEditors' Highlights

Tropical Cyclone Induced Increase in Ocean Primary Production

by Suzana Camargo 27 July 20211 March 2023

A positive trend in tropical cyclone induced ocean mixing and primary production is compensating the overall decline in global primary production due to anthropogenic climate change.

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Features from AGU Publications

Research Spotlights

How Water Flows Toward Cities During Hurricanes

30 July 202630 July 2026
Editors' Highlights

A New Pathway for Energy Redistribution in Near-Earth Space

30 July 202629 July 2026
Editors' Vox

The Hidden Costs of Mining River Sand

27 July 202627 July 2026
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