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A study by Brown researchers finds that changes in tectonic plate thickness across the Denali Fault in Alaska impacts where it is located, shedding light on how major faults and earthquakes occur.
When an 8.2-magnitude earthquake struck off the coast of Chignik, Alaska, on July 29, geophysicist Geoffrey Abers did the logical – if not simple – thing.
He raced to Alaska with a group of collabora...
Eruption of Alaska's Okmok volcano linked to period of extreme cold in ancient Rome（图）
Eruption Alaska Okmok volcano linked period extreme cold ancient Rome
2020/7/10
An international team of scientists has found evidence connecting an unexplained period of extreme cold in ancient Rome with an unlikely source: a massive eruption of Alaska's Okmok volcano, located o...
Eruption of Alaska's Okmok volcano linked to period of extreme cold in ancient Rome（图）
Eruption Alaska Okmok volcano linked period extreme cold ancient Rome
2020/7/3
An international team of scientists has found evidence connecting an unexplained period of extreme cold in ancient Rome with an unlikely source: a massive eruption of Alaska's Okmok volcano, located o...
Thawing permafrost affects Alaska's land-to-ocean river flows（图）
Thawing permafrost Alaska land-to-ocean river flows
2020/1/21
A new analysis of the hydrologic cycle across the North Slope of Alaska reveals significant increases in subsurface runoff and cold season discharge -- changes scientists say reflect thawing permafros...
Study of northern Alaska could rewrite Arctic history（图）
northern Alaska Arctic history mineral wealth economic development
2019/10/30
Parts of Alaska's mountainous Brooks Range were likely transported there from Greenland and a stretch of the Canadian Arctic much farther to the east, according to a series of studies detailing more t...
From Alaska To Amazonia:First Global Maps Of Traits That Drive Vegetation Growth（图）
Alaska Amazonia:First Global Maps Drive Vegetation Growth
2017/12/19
Based on measurements of 45,000 individual plants from 3,680 species, and using high-tech statistical mapping protocols, the team created global maps of plant traits including leaf nitrogen concentrat...
Earth Scope's Transportable Array now spans Alaska,the last frontier（图）
Earth Scope Transportable Array spans Alaska last frontier
2017/10/25
Seismic station A19K, it’s called, and it’s now at the edge of an abandoned airstrip far above the Arctic Circle. The nearest population center is 127 miles northeast in Utqiaġvik (formerly known...
Slow Earthquakes Occur Continuously in the Alaska-Aleutian Subduction Zone
Earthquakes Occur Continuously Alaska-Aleutian Subduction Zone
2017/7/24
Seismologists at the University of California, Riverside studying earthquakes in the seismically and volcanically active Alaska-Aleutian subduction zone have found that “slow earthquakes” are occurrin...
NSF announces new Long-Term Ecological Research sites off Alaska,New England coasts
NSF new Long-Term Ecological Research sites off Alaska New England coasts
2017/3/14
National Science Foundation (NSF) grants will support two new Long-Term Ecological Research (LTER) sites. Scientists will conduct research along the Northeast U.S. continental shelf and in the norther...
Climate change prompts Alaska fish to change breeding behavior
Climate change Alaska fish change breeding behavior
2017/2/16
One of Alaska’s most abundant freshwater fish species is altering its breeding patterns in response to climate change. This could impact the ecology of northern lakes, which already acutely feel the e...
NSF,NGA release first unclassified digital elevation models of Alaska
NSF NGA first unclassified digital elevation models Alaska
2016/9/12
The National Science Foundation (NSF) and the National Geospatial-Intelligence Agency (NGA) have publicly released new three-dimensional topographic maps of Alaska in support of a White House Arctic i...
Films connect Alaska’s wild plants with traditional uses
Films Alaska’s wild plants traditional uses
2016/5/6
A new series of ethnobotany films produced by filmmaker Sarah Betcher explores traditional Alaskan indigenous uses of wild plants for food, medicine and construction materials.The “Ties to Alaska’s Wi...
NORMALIZATION OF MICROWAVE TIME SERIES OBSERVATIONS (1979 - 2005) : APPLICATION TO SURFACE MELTING ANALYSIS OVER ANTARCTICA AND SURFACE TEMPERATURE OVER CANADA/ALASKA
Physical Measurements Signatures
2015/9/8
Polar regions are anticipated to evolve significantly in response to the expected increase in
temperature over the next decades. To bypass the lack of meteorological stations in boreal and
austral h...
Archaeologists piece together how crew survived 1813 shipwreck in Alaska
Archaeologists crew survived 1813 shipwreck Alaska
2015/9/18
Working closely with the U.S. Forest Service and the Sitka Tribe of Alaska, an international team of researchers funded by the National Science Foundation has begun to piece together an archaeological...