New measurements of multiple radionuclides in the Atlantic Ocean offer a robust constraint on the sinking flux of particles and associated vertical fluxes of biogeochemically important elements.
ocean circulation
Posted inEditors' Highlights
A Comprehensive Estimate on the Entropy Budget in the Ocean
An analysis of the energy budget in the ocean estimates the Carnot work to be 110 terawatts and the ocean’s Carnot efficiency to be 0.86%.
Posted inScience Updates
Deep Floats Reveal Complex Ocean Circulation Patterns
Acoustically tracked floats drift far below the ocean’s surface, providing fresh discoveries about deep-sea currents. A new archive gathers decades’ worth of float data into a central repository.
Posted inEditors' Highlights
Dispersal of River Water by Ocean Eddies and Shallow Ekman Flow
Low-salinity water from the Ganga-Brahmaputra river is transported by mesoscale eddies in the Bay of Bengal, but when the monsoon winds strengthen, a shallow “Ekman” flow dominates dispersal of water.
Posted inEditors' Vox
Coastal Ocean Warming Adds to CO2 Burden
With coastal oceans around the world changing from the effects of urbanization, rising carbon dioxide levels, and climate warming, recent work begins to find new land-sea linkages.
Posted inResearch Spotlights
A Complete Picture of Southern Ocean Surface Circulation
For the first time, researchers combine estimates of sea surface height and circulation patterns in both ice-covered and ice-free regions of the Southern Ocean.
Posted inScience Updates
Ocean Circulation, Carbon Cycling During the Last Deglaciation
Past Global Changes (PAGES) OC3 Working Group second workshop on Ocean Circulation and Carbon Cycling during Last Deglaciation: Regional Synthesis of Carbon Isotopes Data; Corvallis, Oregon, 27–29 June 2017
Posted inResearch Spotlights
Ocean Dynamics May Drive North Atlantic Temperature Anomalies
A new analysis of sea surface temperature and salinity over several decades seeks to settle the debate on which of two mechanisms underlies the Atlantic Multidecadal Oscillation.
Posted inResearch Spotlights
First Detailed Study of Circulation off Angola
New data give scientists insight into the eastern boundary current off Angola, helping them to evaluate and assess why simulations create sea surface temperature biases in the region.
Posted inScience Updates
Optical Sensors Can Shed Light on Particle Dynamics in the Ocean
First TOMCAT Workshop; Southampton, UK, 12–14 September 2016