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Arctic

An international team studying the Beaufort Gyre from their base on the CCGS Louis S. St-Laurent.
Posted inEditors' Vox

In a Spin: New Insights into the Beaufort Gyre

by A. Proshutinsky and R. Krishfield 8 April 20199 August 2022

A new special collection in JGR: Oceans presents results from studies of the Beaufort Gyre, an oceanic circulation system in the Arctic that has far-reaching influence on the global climate.

A delta channel from a large ancient delta extends into the Barents Sea
Posted inNews

Largest Delta Plain in Earth’s History Discovered in Arctic

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 1 April 201919 September 2023

If this Triassic period delta existed today, its footprint would equal about 1% of all land on Earth.

Simon Pendleton and Gifford Miller collecting ancient plants preserved beneath an ice cap on Baffin Island
Posted inNews

Modern Warming Is Undoing Millennia of Arctic Ice Cover

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 8 February 20194 October 2021

Plants and rocks at the edges of glaciers have been entombed in ice for more than 40,000 years. Modern warming, unmatched in 115,000 years, is now uncovering these landscapes.

Arctic cyclone
Posted inNews

How Arctic Cyclones Change the Sea Ice

by R. Pérez Ortega 14 January 20199 August 2022

Whirlwinds disrupt the sea ice in the Arctic Ocean. Scientists are now beginning to understand how.

Sen. Lisa Murkowski of Alaska speaks at AGU Fall Meeting 2018.
Posted inNews

Sen. Murkowski Warns About the Impact of Climate Change

by Randy Showstack 13 December 20187 April 2023

The senator from Alaska says the impact of climate change in her state “is real, it is happening, it is now, and almost none of these changes are for the better for us.”

The icebreaker USCGC Healy heads through ice in the Arctic Ocean.
Posted inNews

Arctic Undergoing Most Unprecedented Transition in Human History

by Randy Showstack 12 December 20188 November 2021

The Arctic Report Card, released by the National Oceanic and Atmospheric Administration, outlines vast changes taking place in the Arctic region. Here are some major findings.

Posted inNews

Groups Gear Up to Fight Oil and Gas Development in Arctic Refuge

by Randy Showstack 28 November 201827 March 2023

With Democrats controlling the House of Representatives beginning in January, advocates see an opportunity to try to protect the Arctic National Wildlife Refuge from oil and gas development.

Researchers Ted Maksym and Guy Williams being craned out onto pancake ice floes for sampling and placement of autonomous sensors.
Posted inEditors' Vox

Autumn in the Arctic

by J. Thomson 26 November 201815 November 2021

With refreezing in the western Arctic Ocean shifting later into the autumn, field research on changing air-ocean-ice interactions suggests that the Arctic is shifting to a more seasonal system.

Posted inEditors' Vox

Atmospheric Aerosol in the Changing Arctic

by M. Willis, R. Leaitch and J. Abbatt 13 November 201818 October 2022

Warming and sea ice loss in the Arctic are affecting the complex interactions between the atmosphere, ocean, land, and ice-covered areas, including the formation and transport of aerosol.

The R/V Sikuliaq during a September 2016 research cruise to study how a changing climate may be affecting life in the Arctic.
Posted inNews

Countries Urge Increased International Research in the Arctic

by Randy Showstack 30 October 20187 April 2023

A joint statement from countries with interests in the Arctic emphasizes the need for scientific collaboration in this rapidly changing region but sidesteps attributing climate change to human activities.

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