Extreme flooding on Alaska's Arctic highway in 2015 caused thaw-induced sinking in the permafrost terrain up to 3 inches deep, with the most significant effects occurring in ice-rich areas, according to a newly published study.

A U.S. Energy Department climate scientist visited Utqiaġvik to evaluate research progress on permafrost and climate change, highlighting the importance of accurate measurements and models in predicting future climate patterns in the Arctic.

The Permafrost and Infrastructure Symposium this month brought together over 50 scientists, engineers and residents this month, creating a space for them to exchange their perspectives on the effects of thawing permafrost in the Arctic.

The multinational company that operates the Red Dog Mine in Northwest Alaska says that thawing permafrost linked to global warming has forced it to spend nearly $20 million to manage its water storage and discharge.

Severe permafrost thaw and erosion along Koyukuk River banks.