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NPS | 2022
Glaciers are an iconic part of the landscape in south-central Alaska and cover approximately half of Kenai Fjords National Park. Glaciers play a role in local terrestrial, freshwater, and marine…
NPS | 2022
The Northeast Archeological Resources Program (NARP) supports archeological resource planning, research, and baseline inventory and evaluation of archeological resources in the Interior Region 1…
NPS | 2022
Glaciers are important sentinels of a changing climate, crucial components of the global cryosphere, and integral to ecosystem functioning in the surrounding landscape. Until now, commonly used…
NPS | 2022
Ice wedges are a common feature of permafrost regions that form when cracks in frozen ground are filled by ice. Because they are located near the ground surface and have little covering insulation,…
NPS | 2022
National Park Service (NPS) scientists had been monitoring water quality in a small lake in Yukon-Charley Rivers National Preserve since 2005 when they noticed a sudden and persistent increase…
FWS | 2022
The potential implications of climate change on Pacific salmon are a concern to resource managers in Alaska as warming trends continue in high-latitude streams. Temperature monitoring is needed to…
FWS | 2022
The U.S. Environmental Protection Agency (EPA) estimates that there are over 2.3 million onshore abandoned oil and gas wells. A well is considered abandoned by State and Federal agencies if there has…
FWS | 2022
The U.S. Fish and Wildlife Service (FWS) is using airborne remote sensing technologies to enhance migratory bird surveys to 1) ensure safety of aircrews conducting surveys by allowing flight at…
FWS | 2022
In large river ecosystems the timing, extent, duration, and frequency of floodplain inundation greatly affect the quality of fish and wildlife habitat and the supply of important ecosystem goods and…
FWS | 2022
National Wildlife Refuges (NWR) in Texas and Oklahoma manage forested habitats to support priority bird populations in the West Gulf Coastal Plain and Ouachitas Bird Conservation Regions. Airborne…
NPS | 2021
The Yukon River basin encompasses 832,000 square-kilometers and is one of Earth's largest boreal-Arctic rivers. Characterized by a long, frozen winter season, the river demonstrates an abrupt…
NPS | 2021
Twenty years ago, ecological studies were often limited by the number of times biologists could find (relocate) their study animals. With the advent and now widespread use of Global Positioning…