Search
FWS | 2017
On the Kenai National Wildlife Refuge near Headquarters Lake is a small colony of Aleutian terns that nest alongside Arctic terns. Aleutian terns breed in small colonies along the Alaskan coast…
FWS | 2017
The western U.S. Gulf of Mexico coast provides important habitat for migrating waterfowl and shorebirds. The Gulf Coast Joint Venture (GCJV) uses bioenergetic models (i.e., models that incorporate…
FWS | 2017
Vegetation structure raster layers developed from lidar data are used in a variety of resource management applications. The ongoing lidar analysis from the USGS QL2 data collected in North Carolina…
FWS | 2017
The Bill Williams River is a tributary to the lower Colorado River and maintains one of the few examples of naturally regenerating cottonwood-willow gallery forest in the region. Gallery forest…
FWS | 2017
Wildland fires are an important natural disturbance in semi-desert grasslands, but they can pose a threat to natural resource values and private property. Predicting the spread and intensity of fires…
FWS | 2017
Wildlife management agencies in North America have a long history of using aircraft to monitor population abundance of ducks, geese, swans, and other migratory birds. While low-level, ocular…
FWS | 2017
Environment and Climate Change Canada, Natural Resources Canada, and the FWS are collaborating to develop a multi-sensor, multi-frequency remote sensing approach to mapping and monitoring…
FWS | 2017
Monitoring the dynamic changes of glacial landscapes requires detailed topographic elevation data. In the late summer of 2016, the Kenai National Wildlife Refuge collected 75-cm multispectral imagery…
FWS | 2017
As part of a larger Great Lakes Restoration Initiative - Remote Sensing project led by the FWS, Jim Klassen with SharedGeo automatically derived 2-m vegetation surface canopy digital elevation models…
BLM | 2016
Assessment Inventory and Monitoring (AIM) methods are used to monitor landscape condition and trends across many BLM-managed lands. However, the derived fractional cover estimates, which are used to…
BLM | 2016
The Cascades Field Office in the Salem District BLM in Oregon has embraced the the power of light detection and ranging (lidar) data for creating 3D visualizations of timber, recreation, and other…
BLM | 2016
The national-scale BLM Forest Vegetation Information System (FORVIS) provides data about forest attributes and associated land management activities to inform vegetation inventory and monitoring…