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Proposed seismic surveys in Arctic Refuge likely to cause lasting damage

By Jeff Richardson | UAF on Jun 18, 2020   Featured, Science/Education, The Arctic and Alaska Science  

Proposed seismic surveys in Arctic Refuge likely to cause lasting damage

  Winter vehicle travel can cause long-lasting damage to the tundra, according to a new paper by University of Alaska Fairbanks researchers published in the journal Ecological Applications. Scars from seismic surveys for oil and gas exploration in the Arctic National Wildlife Refuge remained for decades, according to the study. The findings counter assertions made […]

Radar Gauges Methane Release from Arctic Lakes

By Jeff Richardson | UAF on May 15, 2020   Featured, Science/Education, The Arctic and Alaska Science  

Radar Gauges Methane Release from Arctic Lakes

  A University of Alaska Fairbanks-led research team has developed a way to use satellite images to determine the amount of methane being released from northern lakes, a technique that could help climate change modelers better account for this potent greenhouse gas. By using synthetic aperture radar, or SAR, researchers were able to find a […]

Shift in Tundra Shrub Growth Could Release More Atmospheric Carbon

By Jeff Richardson | UAF on Dec 12, 2019   Featured, Science/Education, The Arctic and Alaska Science  

Shift in Tundra Shrub Growth Could Release More Atmospheric Carbon

University of Alaska Fairbanks scientists presented their work at the American Geophysical Union’s fall meeting in San Francisco this week. Here are some research highlights from the world’s largest Earth and space science meeting. A decades-old research project on Alaska’s North Slope indicates that deciduous shrubs shift more carbon from the soil to the atmosphere […]

UAF-led Study Finds Safe Mercury Levels in Kotzebue Sound Fish

By Jeff Richardson | UAF on Sep 30, 2019   At Sea, Featured, The Arctic and Alaska Science  

UAF-led Study Finds Safe Mercury Levels in Kotzebue Sound Fish

A new analysis of Kotzebue Sound fish has found that mercury levels in a variety of its subsistence species are safe for unrestricted consumption. The University of Alaska Fairbanks-led study tested 297 subsistence-caught fish, which included eight species — chum salmon, fourhorn sculpin, least cisco, humpback whitefish, starry flounder, Pacific herring, Pacific tomcod and sheefish. […]

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