Extreme cold still happens in a warming world – in fact climate instability may be disrupting the polar vortex

While the world can expect fewer severe cold events as average temperatures rise, people still need to be prepared for wintery blasts.

Mathew Barlow, Professor of Climate Science, UMass Lowell • conversation
Jan. 17, 2024 ~5 min

Arctic Ocean could be ice-free in summer by 2030s, say scientists – this would have global, damaging and dangerous consequences

A short history of predicting an ice-free Arctic – and why you should listen to this one.

Jonathan Bamber, Professor of Physical Geography, University of Bristol • conversation
June 6, 2023 ~7 min


Arctic Report Card 2022: The Arctic is getting rainier and seasons are shifting, with broad disturbances for people, ecosystems and wildlife

The annual report is also a reminder that what happens in the Arctic affects the rest of the world.

Twila Moon, Deputy Lead Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder • conversation
Dec. 13, 2022 ~9 min

Arctic Report Card 2022: The Arctic is getting rainier and seasons are shifting, with broad disturbances for people, plants and wildlife

The annual report describes the changes underway and the impact they’re having on people and wildlife. It’s also reminder that what happens in the Arctic affects the rest of the world.

Twila Moon, Deputy Lead Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder • conversation
Dec. 13, 2022 ~9 min

What could we do to cool the Arctic, specifically?

Here are two possible forms of regional geoengineering.

Hugh Hunt, Reader in Engineering Dynamics and Vibration, University of Cambridge • conversation
Aug. 17, 2022 ~6 min

Why freezing the Arctic Council is bad news for global security

The Arctic Council was the world’s primary forum for cooperation among the eight Arctic nations and a channel for diplomacy – until Russia launched a war.

Gabriella Gricius, Graduate Fellow with North American and Arctic Defense Security Network, PhD Candidate in Political Science, Colorado State University • conversation
April 20, 2022 ~7 min

Thawing permafrost is roiling the Arctic landscape, driven by a hidden world of changes beneath the surface as the climate warms

Ground is collapsing and massive lakes are draining in a matter of days. Thawing permafrost is having profound effects on the region and its infrastructure.

Mark J. Lara, Assistant Professor in Plant Biology & Geography, University of Illinois at Urbana-Champaign • conversation
April 12, 2022 ~12 min

Climate change: how bad could the future be if we do nothing?

A future of heat and strife or humanity’s finest hour – our response to climate change today will define the 21st century.

Mark Maslin, Professor of Earth System Science, UCL • conversation
May 6, 2021 ~9 min


The Arctic hasn't been this warm for 3 million years – and that foreshadows big changes for the rest of the planet

Extreme shrinkage of summer sea ice is just the latest evidence of rapid Arctic warming – and what happens in the Arctic doesn't stay there.

Steve Petsch, Associate Professor of Geosciences, University of Massachusetts Amherst • conversation
Sept. 30, 2020 ~9 min

Arctic warming: are record temperatures and fires arriving earlier than scientists predicted?

The high temperatures and wildfires of 2019 were thought to have heralded a freak summer for the Arctic. Then 2020 brought worse.

Christopher J White, Senior Lecturer in Water & Environmental Engineering, University of Strathclyde • conversation
Sept. 8, 2020 ~7 min

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