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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…
NPS | 2016
In the summer of 2015 Crater Lake National Park (CRLA) hosted a research fellow with the George Melendez Wright Young Leaders in Climate Change program; Donal O’Leary, then a Masters student in…
NPS | 2016
The length and warmth of the growing season is changing in arctic Alaska, with important implications for wildlife and overall ecosystem productivity. The NPS in Alaska is using eMODIS (EROS MODIS)…
NPS | 2016
Water clarity is a key water-quality property in salmon-bearing lakes. Decreases in water clarity due to increases in glacial runoff have been shown to reduce salmon production by lowering the…
NPS | 2016
The current rapid retreat of glaciers in Kenai Fjords National Park (KEFJ) results in dramatic landscape change on a shorter time scale than is observed in many other parts of the country. Park…
NPS | 2016
Reductions in the duration of annual lake ice cover in Alaska are expected to produce profound environmental changes. These include biological productivity changes in aquatic and terrestrial…
NPS | 2016
A heavy rain event on August 18, 2015, triggered two landslides in the southeastern Alaska community of Sitka. The slides claimed three lives and caused substantial damage to property and…
NPS | 2012
The Great Smoky Mountains National Park is collecting light detection and ranging (lidar) data in partnership with the State of North Carolina and the U.S. Geological Survey (USGS) to develop high-…