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Alaska Region

USGS in Alaska conducts science for decision-making in five major areas: natural hazards; energy & minerals; water quality, streamflow & ice; wildlife, fish & habitat; and geospatial mapping. The Alaska Regional Office provides management and strategic coordination among the Alaska Science Center, the Volcano Science Center, & other partners operating in AK.

News

U.S. Geological Survey marks progress tracking nation's supply of critical minerals

U.S. Geological Survey marks progress tracking nation's supply of critical minerals

USGS invests $3.6 million in Bipartisan Infrastructure Law funding to map critical minerals across Alaska

USGS invests $3.6 million in Bipartisan Infrastructure Law funding to map critical minerals across Alaska

Revisiting the 1957 Aleutian Earthquake: New Insights into Tsunami Hazards for Hawaiʻi

Revisiting the 1957 Aleutian Earthquake: New Insights into Tsunami Hazards for Hawaiʻi

Publications

Equilibrium line altitudes, accumulation areas, and the vulnerability of glaciers in Alaska

The accumulation area ratio (AAR) of a glacier reflects its current state of equilibrium, or disequilibrium, with climate and its vulnerability to future climate change. Here, we present an inventory of glacier-specific annual accumulation areas and equilibrium line altitudes (ELAs) for over 3000 glaciers in Alaska and northwest Canada (88% of the regional glacier area) from 2018 to 2022...
Authors
Lucas Zeller, Daniel J McGrath, Louis C. Sass, Caitlyn Florentine, Jacob Downs

Critical Minerals in Ores (CMiO) database

Critical minerals are commodities essential to modern industrial and strategic technologies and are highly vulnerable to supply chain disruption. The Critical Minerals Mapping Initiative (CMMI) is a collaboration among the U.S. Geological Survey (USGS), the Geological Survey of Canada, and Geoscience Australia that aims to deepen global understanding of where critical minerals are...
Authors
George N. D. Case, Garth E. Graham, Christopher Lawley, Evgeniy Bastrakov, David Huston, Albert H. Hofstra, Vladimir Lisitsin, Steph Hawkins, Bronwen Wang

Reconstruction of Holocene and Last Interglacial vegetation dynamics and wildfire activity in Southern Siberia

Wildfires are a rapidly increasing threat to boreal forests. While our understanding of the drivers behind wildfires and their environmental impact is growing, it is mostly limited to the observational period. Here we focus on the boreal forests of southern Siberia and exploit a U–Th-dated stalagmite from Botovskaya Cave, located in the upper Lena region of southern Siberia, to document...
Authors
Jade Margerum, Julia Homann, Stuart Umbo, Gernot Nehrke, Thorsten Hoffmann, Anton Vaks, Aleksandr Kononov, Alexander Osintsev, Alena Maria Giesche, Andrew Mason, Franziska A. Lechleitner, Gideon M. Henderson, Ola Kwiecien, Sebastian F.M. Breitenbach

Science

Wildlife Disease and Environmental Health in Alaska

Environmental health is defined by connections between the physical environment, ecological health, and human health. Current research within the U.S. Geological Survey (USGS) recognizes the importance of this integrated research philosophy, which includes study of disease and pollutants as they pertain to both wildlife and humans. Due to its key geographic location and significant wildlife...
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Wildlife Disease and Environmental Health in Alaska

Environmental health is defined by connections between the physical environment, ecological health, and human health. Current research within the U.S. Geological Survey (USGS) recognizes the importance of this integrated research philosophy, which includes study of disease and pollutants as they pertain to both wildlife and humans. Due to its key geographic location and significant wildlife...
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Goose Research

The USGS Alaska Science Center has had a focus on addressing science questions related to geese in Alaska for decades. Information on these species is critical because all are important resources for subsistence and sport hunters in the state and outside of Alaska where these birds spend the winter. The large majority of goose populations in Alaska breed on national wildlife refuges (managed by...
link

Goose Research

The USGS Alaska Science Center has had a focus on addressing science questions related to geese in Alaska for decades. Information on these species is critical because all are important resources for subsistence and sport hunters in the state and outside of Alaska where these birds spend the winter. The large majority of goose populations in Alaska breed on national wildlife refuges (managed by...
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Assessing heat stress in migrating Yukon River Chinook Salmon

We will examine evidence of heat stress in Yukon River Chinook salmon ( Oncorhynchus tshawytscha) using heat shock proteins and gene expression.
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Assessing heat stress in migrating Yukon River Chinook Salmon

We will examine evidence of heat stress in Yukon River Chinook salmon ( Oncorhynchus tshawytscha) using heat shock proteins and gene expression.
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