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Arctic

Iceberg floating in the Arctic Ocean
Posted inNews

Climate Change Is Intensifying Arctic Ocean Currents

Hannah Thomasy, Science Writer by Hannah Thomasy 3 March 202020 July 2022

Melting ice means that strong Arctic winds create more energetic currents in the Beaufort Gyre.

Aerial view of buildings on a narrow spit of land
Posted inNews

Helping Alaskan Communities Facing Climate Risks

by Randy Showstack 7 February 202029 April 2022

Scientists examine how best to use science to help communities respond to rapid climate change in the Arctic.

Satellite image of the delta in northern Siberia where the Lena River meets the Arctic Ocean
Posted inEditors' Vox

Insights from Space: Satellite Observations of Arctic Change

by B. N. Duncan, L. E. Ott and C. L. Parkinson 27 January 202029 March 2023

New satellite instruments and data, plus a more comprehensive observing network, are key to increasing our understanding of past and future change in the Arctic Boreal Zone.

High-resolution satellite image of the Okmok volcanic plume in the Aleutian Islands
Posted inNews

Using Satellites and Supercomputers to Track Arctic Volcanoes

by L. Streiff 20 December 201924 May 2022

New data sets from the ArcticDEM project help scientists track elevation changes from natural hazards like volcanoes and landslides before, during, and long after the events.

The drillship Vidar Viking sits amid Arctic sea ice during the International Ocean Discovery Program’s Arctic Coring Expedition in 2004.
Posted inResearch Spotlights

Reconstructing 150 Million Years of Arctic Ocean Climate

by David Shultz 18 December 201926 January 2023

A new summary of past Arctic climate conditions gives insight into anthropogenic influences on today’s climate and on the need for future drilling studies to further improve our understanding of the past.

Researchers walk near the eroding shoreline on the southeast side of Qikiqtaruk (Herschel Island) off the coast of Yukon, Canada.
Posted inResearch Spotlights

Where Does the Carbon Go When Permafrost Coasts Erode?

Kate Wheeling, freelance science writer by Kate Wheeling 7 November 20199 December 2021

Arctic coastlines have not been considered carefully in carbon cycles for long, but new research suggests that eroding permafrost may emit more greenhouse gases than previously thought.

Map of Kuparuk river floodplain showing elevation
Posted inEditors' Highlights

Permafrost Thaws Rapidly as Arctic River Flooding Increases

by Amy E. East 21 October 201920 October 2021

As climate warms, Arctic rivers carry higher flows and flood earlier in the spring, causing underlying permafrost to thaw rapidly.

Graphs showing anomalies in the zonal wind in different time periods
Posted inEditors' Highlights

Polar Stratosphere Resolves North Atlantic Jet “Tug of War”

by Alessandra Giannini 25 September 201929 March 2022

Getting the polar stratosphere right is critical in the simulation of North Atlantic climate change, which is shaped by the interaction of Arctic Amplification and tropical upper tropospheric warming.

Ice on the Bering Sea, which has experienced unprecedentedly low winter sea ice levels in recent years
Posted inResearch Spotlights

As Arctic Sea Ice Disappears, What Happens to Ecosystems?

Kate Wheeling, freelance science writer by Kate Wheeling 20 September 201915 November 2021

The northern Bering Sea is experiencing record-setting low winter sea ice levels, which are impacting plankton, fish, and other animals in the region.

Yellow, dry grass; green trees; and blue cloudy sky
Posted inNews

Turning the Arctic Brown

by The University of Sheffield 19 September 20195 January 2023

For a generation, the tundra has seen an increasing growth of vegetation, a process known as Arctic greening. A more accurate term might be “Arctic browning.”

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