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Atlantic Ocean

Plot showing the distribution of the maximum wind speed attained by post-tropical cyclones and midlatitude cyclones in North Europe in the period June to November for the years 1979 to 2017
Posted inEditors' Highlights

Post-Tropical Cyclones Influence on European Windstorm Risk

by Suzana Camargo 28 October 20208 March 2022

Comparing the importance of midlatitude cyclones and post-tropical cyclones on European windstorms during the Atlantic hurricane season using ERA-5 reanalysis.

Map of the mid Atlantic showing comparison between models and observations of where Saharan dust deposition occurs
Posted inEditors' Highlights

Saharan Dust Reaching the Americas Comes from El Djouf

by Alessandra Giannini 28 August 20202 February 2022

The Saharan dust that crosses the Atlantic and fertilizes the Amazon may be coming from the El Djouf region between Mauritania and Mali, which is farther west than previously thought.

Map of the world showing trajectories that transport water from the Atlantic to the Pacific Ocean
Posted inEditors' Highlights

A New Perspective on a Classic Climate Conundrum

by Alessandra Giannini 6 August 202012 January 2022

The Lagrangian method applied to tracking water transport between the Atlantic and Pacific basins reveals a larger contribution by mid-latitude westerly winds across Eurasia than previously thought.

A mooring deployed as part of the Overturning in the Subpolar North Atlantic Program surfaces near the coast of Greenland.
Posted inResearch Spotlights

Larger Role for Shallow Intermediate Waters in Ocean Circulation

by S. E. Pratt 24 March 20202 July 2024

Water masses formed off southeastern Greenland may contribute more than previously thought to the variability of the Atlantic Meridional Overturning Circulation, which strongly influences global climate.

Aerial view of an oceanic blue hole
Posted inNews

Sea Caves Hold Clues to Ancient Storms

Lakshmi Supriya, Science Writer by L. Supriya 22 November 201926 October 2022

Sediments dug up from sea caves help reconstruct past climate, contributing to better storm predictions.

Photomicrographs showing typical subpolar (left) and polar (right) foraminiferal assemblages
Posted inResearch Spotlights

Atlantic Circulation Consistently Tied to Carbon Dioxide

by David Shultz 25 September 20192 July 2024

Past ocean surface conditions suggest that over the past 800,000 years, atmospheric carbon dioxide levels typically rose on millennial timescales when Atlantic overturning was weaker and vice versa.

A stretch of the North Atlantic Ocean with the snow-covered shoreline of western Iceland in the background
Posted inResearch Spotlights

Theoretical Models Advance Knowledge of Ocean Circulation

Sarah Stanley, Science Writer by Sarah Stanley 4 September 20192 July 2024

A review of recent advancements highlights key insights into the Atlantic Meridional Overturning Circulation and what might be in store for future research.

Photograph of an ancient Norse archeological site, called Anavik, in western Greenland
Posted inNews

Global Warming Is Conquering the Vikings

Lucas Joel by L. Joel 27 August 201916 December 2021

Ancient Arctic artifacts are disappearing as warming unfurls.

Photo of a jetty and ocean beach
Posted inNews

Huge Aquifer Imaged off the Atlantic Coast

Mary Caperton Morton, Science Writer by Mary Caperton Morton 30 July 20193 November 2021

Offshore aquifers may be a common feature along passive continental margins around the world.

Map showing pattern of Atlantic meridional overturning circulation
Posted inEditors' Vox

Effects of Variability in Atlantic Ocean Circulation

by R. Zhang, R. Sutton, G. Danabasoglu, Y.-O. Kwon, R. Marsh, S. G. Yeager, D. E. Amrhein and C. M. Little 9 July 20192 July 2024

There is strong evidence that the Atlantic meridional overturning circulation plays an essential role in Atlantic multidecadal variability and associated climate impacts.

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