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FWS | 2016
To facilitate the location of abandoned oil wells, orthomosaic images were created from historical aerial photos acquired in 1972 and 1969. Agisoft Photoscan was used to create camera calibration…
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…