To evaluate the vulnerability of permafrost in Arctic floodplain landscapes to warming, scientists explore dynamics of its loss and reformation.
Alaska
Posted inScience Updates
Simulating Arctic Carbon Emissions in a Warming World
Not all climate models include carbon from thawing permafrost, and those that do often disagree. Scientists are working to better inform models and assess how these crucial materials are simulated.
Posted inThe Landslide Blog
The 7 August 2024 Pedersen Lagoon landslide and tsunami
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. At about 5 am local time on 7 August 2024, a large landslide occurred on the rock slopes above Pedersen Lagoon in Alaska, triggering a local tsunami. Whilst this major event is […]
Posted inNews
Cloud Brightening Could Have Unintended Effects in a Warming World
New research shows that though marine cloud brightening holds potential to temporarily reduce heat stress regionally, the technique has unpredictable and far-reaching outcomes.
Posted inNews
More than a Third of Coastal Alaska Structures May Be at Risk of Flooding by 2100
A new analysis of flood exposure shows many residential buildings at risk as sea levels rise.
Posted inEditors' Highlights
Repeated Coseismic Uplift Above the Patton Bay Splay Fault, Alaska
Stratigraphic and diatom analyses suggest ruptures of the Patton Bay splay fault occurred together with half of the documented great Alaskan megathrust earthquakes during the past 4,200 years.
Posted inResearch Spotlights
A Million Years Without a Megaslide
A new study goes deep into the Gulf of Alaska to examine the sixth-largest underwater landslide and investigate why a similar event hasn’t happened since.
Posted inNews
Climate Change Is Weakening River Seasonality in the North
Seasonal flow variability is decreasing as climate change alters Earth’s systems, creating challenges for water management.
Posted inResearch Spotlights
To Meet Climate Goals, Protect the Tongass and Chugach Forests
The two largest U.S. national forests, both in Alaska, have low wildfire risk and provide crucial forest carbon stocks and biodiversity benefits.
Posted inThe Landslide Blog
The deadly 20 November 2023 landslide near Wrangell in Alaska, USA
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. At about 9 pm local time on 20 November 2023, a large landslide occurred near to Wrangell in Alaska, USA. At the time of writing, three people have been confirmed to have […]