PDF map showing the boundaries and number of acres in each Rapid Ecoregional Assessment (REA) in Alaska, plus the total acres of all REAs in Alaska.

PDF map showing the boundaries and release status for each Rapid Ecoregional Assessment (REA), as depicted on the REA home page on the Landscape Approach Data Portal. This map will be updated when a new REA is released, but this metadata record will not d...

Survey intensity for non-native plant infestations in the Central Yukon area are not strong or consistent; we therefore developed an analytical model to identify areas that are perceived to be currently vulnerable to invasion by non-native plant species. ...

The Central Yukon study area provides breeding habitat for 28 waterfowl species. Waterfowl habitat is not uniform within the study area and is not limited to any particular vegetation classes, including those classified as wetland or aquatic habitats. Pre...

Esri 10.3.1 geoprocessing models and documentation relating to the Abiotic Change Agents Models containing the Climate and Permafrost Toolboxes within the BLM 2013 Central Yukon (CYR) Rapid Ecoregional Assessment (REA). This model package contains 13 mode...

This is a first cut at a statewide 1:63,360 coastline. The entire coasline, however, is not 1:63.360; only where data was available as of January 1998. It is a mixture of sources ranging from the Department of Natural Resources, Land Records Information S...

Database of descriptions of mines, prospects, and mineral occurrences in Alaska.

This map shows the Alpine and Arctic Tussock Tundra conservation element data in the CYR study area. Layers include: Distribution map of the alpine and Arctic tussock tundra CE; Summer Warmth Index for alpine dwarf shrub tundra and alpine and Arctic tusso...

This map shows the Alpine Dwarf Shrub Tundra conservation element data in the CYR study area. Layers include: Distribution map of the alpine dwarf shrub tundra CE; Current, near-term, and long-term status of alpine dwarf shrub tundra in the CYR study area...

This dataset represents the estimated extent of the Ambler Mining Belt.