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USGS | 2019
The North American Land Change Monitoring System (NALCMS) is a collaborative initiative between Canada, Mexico, and the United States to monitor land cover and its change over time. The NALCMS’ 19…
USGS | 2019
The USGS is coordinating a 3D Elevation Program (3DEP) effort with other Federal agency partners and the State of Alaska to acquire new statewide Alaska elevation data. Under its Geospatial Products…
USGS | 2019
The goal of the 3D Elevation Program (3DEP) is to complete acquisition of nationwide lidar (Interferometric Synthetic Aperture Radar (IfSAR) in Alaska) in 8 years to provide the first-ever national…
USGS | 2019
This project focuses on the illegal artisanal and small-scale mining (ASM) of small and low-grade mineral and gemstone deposits. Project scientists employ field mapping, geomorphological techniques,…
USGS | 2019
Forest loss, forest succession, and wetland drying have been key issues on Alaska’s Kenai Peninsula in recent decades. Spruce bark beetle outbreaks, natural and human-caused wildfires, shrub…
USGS | 2019
A capacity to monitor land surface change across the conterminous U.S. was launched by the USGS in 2019 to meet increasing demands for timely and frequent integrated land cover and change information…
USGS | 2019
Beech bark disease (BBD) was first detected at Pictured Rocks National Lakeshore (PIRO) in the early 2000s and is infecting and killing American beech (Fagus grandidentata) trees, producing gaps in…
USGS | 2019
Palmyra Atoll is a former World War II U.S. Naval air station that is now a wildlife refuge jointly managed by the U.S. Fish and Wildlife Service and The Nature Conservancy. To inform future…
USGS | 2019
Exotic annual species are of concern in much of the Western U.S. because they have flexible responses to resource availability, high reproductive capacity, and propagules that are readily dispersed,…
USGS | 2019
Fires rage through hundreds of thousands to millions of acres in sagebrush ecosystems every year in the western U.S. The number of acres burned today is substantially more than has burned during…
USGS | 2019
Cheatgrass is a highly flammable, prolific grass species that invades sagebrush ecosystems and creates extensive fuel beds that spread fire. The fires threaten homes, grazing lands, energy…
USGS | 2019
Livestock operations are typically located in areas of highly variable weather or unfavorable soil conditions that preclude farming. In areas with highly variable climate, livestock managers can…