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Oceans

Satellite image of an algae bloom near the Falkland Islands, one example of ocean color imagery that OCView can interpret.
Posted inScience Updates

Interactive Online Maps Make Satellite Ocean Data Accessible

by K. Mikelsons and M. Wang 1 May 201822 October 2021

A new online resource from the National Oceanic and Atmospheric Administration provides an interactive view of global satellite ocean color and true-color imagery.

Coral bleaching off the coast of Okinawa, Japan
Posted inNews

Scientists Examine Novel Options to Save Coral Reefs

by Randy Showstack 18 April 201821 December 2023

Warming events prompt scientists to look at ecological, genetic, and engineering interventions.

Marine mollusk shells record the magnitude of the radiocarbon marine reservoir effect in their habitat.
Posted inEditors' Vox

Radiocarbon in the Oceans

by E. Q. Alves 17 April 201827 January 2022

Offsets in radiocarbon concentration within the ocean or between the ocean and the atmosphere are particularly useful proxies for a variety of studies.

Researchers identify a new current off the coast of Madagascar that may play an influential role in ocean upwelling.
Posted inResearch Spotlights

Scientists Discover New Ocean Current off Madagascar

Sarah Stanley, Science Writer by Sarah Stanley 11 April 20182 March 2023

The warm and salty Southwest Madagascar Coastal Current influences upwelling that supports rich marine ecosystems along the southern coast.

Posted inEditors' Highlights

Unraveling Hemispheric Ocean Nitrate Supply Pathways

by S. B. Moran 10 April 201827 September 2022

Subsurface measurements of nitrogen and oxygen isotope ratios in nitrate reveal a predominantly southern hemisphere supply of nitrate to the equatorial Pacific.

Posted inNews

Reversing Earth’s Spin Moves Deserts, Reshapes Ocean Currents

Bas den Hond, Science Writer by Bas den Hond 10 April 201823 February 2023

A climate model with reversed rotation of Earth helps climatologists and oceanographers understand why our planet is the way it is and reveals how different it could have been.

New research suggests that atmospheric dust does not control surface ocean productivity
Posted inResearch Spotlights

Dust Does Not Control Surface Ocean Productivity

by Terri Cook 4 April 201819 October 2021

The first continuous comparisons between daily atmospheric dust and ocean productivity measurements indicate that they are not correlated in the Gulf of Aqaba’s nutrient-limited ecosystem.

Researchers use data from a network of buoys to visualize the undersea portion of Campi Flegrei caldera
Posted inResearch Spotlights

Visualizing One of the Most Hazardous Formations in Nature

by S. Witman 29 March 201817 November 2022

A network of buoys provides a first glimpse of the seafloor beneath a volatile Italian caldera.

Posted inEditors' Highlights

Advancing Satellite Ocean Color Observations

by S. B. Moran 27 March 20181 February 2023

A new derived algorithm for particle backscattering and multi-year VIIRS climatology improves ocean color parameterization in highly turbid coastal and inland waters.

Silvertip sharks in Chagos Archipelago
Posted inNews

Nutrient-Rich Water Around Seamounts Lures Top Predators

Katherine Kornei, Science Writer by Katherine Kornei 15 March 201825 March 2024

At an Indian Ocean marine refuge, tides drive cold water laden with nutrients onto the tops of underwater mountains, where it sustains a long food chain that culminates in sharks, tuna, and seabirds.

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Features from AGU Publications

Research Spotlights

The Uncertain Fate of the Beaufort Gyre

13 May 202513 May 2025
Editors' Highlights

Beyond Up and Down: How Arctic Ponds Stir Sideways

13 May 20257 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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