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NPS | 2012
The NPS along with other Federal and State agencies in Alaska are partnering in a multi-year multi-million-dollar mapping initiative to update topographic (elevation) information for the entire State…
NPS | 2012
The Alaska Shallow Lake Monitoring Program monitors the water quantity, water chemistry, littoral vegetation community composition, and macroinvertebrate communities of shallow lakes in the Arctic (…
NPS | 2012
The lowlands of the NPS ARCN, like much of the arctic and subarctic, have extensive areas of lakes and ponds. According to the National Hydrography Dataset (USGS NHD 2012) there are approximately 1,…
NPS | 2012
The National Park Service (NPS) Arctic Inventory and Monitoring Network (ARCN) is concerned with understanding widespread ecological changes in the northern Alaskan national parks. Repeat…
NPS | 2012
Warming in the northern high latitudes is expected to alter freeze and break-up dates of lake ice, affecting lake ecosystems, wildlife migration and habitat, human subsistence, and recreation. …
NPS | 2012
Snow cover plays a major role in the energy and freshwater balances of Alaska, and variability in snow cover extent and duration are climatologically important. The Southwest Alaska Network Inventory…
NPS | 2012
The topography of many Alaskan national parks has changed greatly over the last 50 years primarily because of glacier retreat and downwasting (thinning). Glaciers have downwasted as much as 640 m 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-…
NPS | 2011
The Midwest Archeological Center (MWAC) maintains archeological data sets for parks in the Midwest Region and assists parks with archeological issues. The Center’s Archeological Information…
NPS | 2011
General Washington selected the Morristown, NJ area for overwintering the Continental Army because of its distinctive topographic setting and useful local resources. The camp was protected from…
NPS | 2011
Each year disturbance events such as avalanches, landslides, floods, fires, and clearcuts alter the landscape in and around the parks in the North Coast and Cascade Network (NCCN). These disturbances…
NPS | 2011
Grand Teton National Park is currently using historic color and color-infrared aerial photography, QuickBird satellite imagery, and lidar imagery for several wide-ranging and critical projects that…