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Atlantic Ocean

Gyldenlove Glacier discharges into a fjord in southern Greenland.
Posted inNews

“Sticky” Ice Sheets May Have Led to More Intense Glacial Cycles

by Clara Chaisson 5 January 202211 May 2022

New research attributes a shift to longer, stronger glacial cycles to increased friction between ice sheets and bedrock in the Northern Hemisphere 1 million years ago.

Photo of a scientific raft used to extract sediment cores from Caldeirao Lake on Corvo Island, Azores.
Posted inNews

Sediments Suggest Vikings May Have Been the First to Settle the Azores

by Santiago Flórez 4 January 20224 January 2022

A multidisciplinary team studying lake sediments and climate change found evidence that the archipelago was inhabited 700 years earlier than historical sources claim.

A small flock of sheep graze by the water’s edge in the Faroe Islands.
Posted inNews

Ancient Eruptions Reveal Earliest Settlers on the Faroe Islands

by Freda Kreier 16 December 202120 December 2021

Lake sediment is helping scientists resolve a decades-long historical mystery.

Five Wabanaki wampum bead belts.
Posted inNews

WAMPUM: An Indigenous-Designed Path to Sea Level Rise Adaptation

by Jane Palmer 16 December 202121 March 2022

Northeastern and mid-Atlantic tribal nations lived sustainably on the coastline for centuries before colonization. How can their experiences inform strategies for sea level rise adaptation?

Sunset on the Maine coast from the deck of the schooner Victory Chimes, with one of the ship’s small dories and another sailboat on the horizon.
Posted inFeatures

Windjamming on the Warming Gulf of Maine

by Mary Caperton Morton 10 November 202110 November 2021

Living in Geologic Time: A sailing venture reveals economic upheaval along Maine’s enduring coast.

Several charts showing the results of hydrothermal flow modelling along a 26 km-long line located on 7-million-year-old Atlantic oceanic crust.
Posted inEditors' Highlights

Mechanisms of Hydrothermal Ocean Plate Cooling Revealed

by V. Sallarès 28 September 20211 October 2021

A combination of waveform tomography and hydrothermal modelling allows characterizing the mechanisms and reach of fluid flux and ocean plate cooling near mid-ocean ridges with unprecedented detail.

Plot showing measured atmospheric dust concentrations on 24 buoy filters, aerosol optical depth, and precipitation for two buoys.
Posted inEditors' Highlights

Seasonality in Saharan Dust Across the Atlantic Ocean

by P. Yang 26 August 20212 February 2022

The first time series of bi-weekly dust concentrations measured in-situ across the remote Atlantic Ocean.

Diatom hot spots associated with Gulf Stream intrusions
Posted inResearch Spotlights

Gulf Stream Intrusions Feed Diatom Hot Spots

by Kate Wheeling 9 June 20215 October 2021

Previous research suggested that the intrusion of low-nutrient Gulf Stream water into the Mid-Atlantic Bight would reduce productivity, but a new study finds that it can also lead to chlorophyll hot spots.

Basalt columns at Giant’s Causeway in Northern Ireland
Posted inScience Updates

Seafloor Seismometers Look for Clues to North Atlantic Volcanism

by S. Lebedev, R. Bonadio, M. Tsekhmistrenko, J. I. de Laat and C. J. Bean 8 June 202110 November 2021

Did the mantle plume that fuels Iceland’s volcanoes today cause eruptions in Ireland and Great Britain long ago? A new project investigates, while also inspiring students and recording whale songs.

A close-up photograph of the eye of Hurricane Dorian.
Posted inNews

Your Summer Outlook: Cloudy with an Above-Normal Chance of Hurricanes

by Jenessa Duncombe 20 May 202128 April 2022

Get ready for another above-average hurricane season, but it likely won’t be as busy as last year.

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