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USGS | 2018
In 2017, the National Park Service approached the USGS National Unmanned Aircraft Systems (UAS) Project Office to acquire geospatial data in support of developing a flood management plan for the Fort…
USGS | 2018
Accurate assessment of ongoing land subsidence and ground failure requires periodic imaging of the ground surface and reconstruction of topographic changes over multiple timescales. The USGS monitors…
USGS | 2018
Wildfire activity in Alaskan boreal forests has been increasing in extent and frequency over the past two decades. These shifts have critical consequences for future fire and resource…
USGS | 2018
Scientists at the USGS Geosciences and Environmental Change Science Center in Denver, Colorado, have led the development and validation of the Landsat Burned Area products. The algorithm producing…
USGS | 2018
The Landscape Fire and Resource Management Planning Tools (LANDFIRE) Program developed the original LANDFIRE National product suite using Landsat data (circa 2001) to identify disturbances on the…
USGS | 2018
Static fuel model layers that represent average fire conditions do not capture the dynamic changes in fuel availability that can occur from one year to another and across seasons. The Landscape Fire…
USGS | 2018
The 2018 eruption of the Kīlauea volcano in the Hawaiian islands is historically unprecedented in many ways, with explosions and repetitive large-scale collapse events at the volcano’s summit and…
USGS | 2018
The potential for gravitational and explosion-driven collapse is one of the greatest hazards of lava dome eruptions. Topographic modeling of active lava domes is useful for detecting changes…
USGS | 2018
The USGS National Unmanned Aircraft Systems (UAS) Project Office, the USGS Cascades Volcano Center, and Department of the Interior (DOI) Office of Aviation Services (OAS) trained personnel and…
USGS | 2018
The recent infestation of an Asian scale insect was blamed for a widespread phragmites (marsh grass) dieback in southeast Louisiana that alarmed resource managers. The stakes are high; although…
USGS | 2018
Invasive buffelgrass (Pennisetum ciliare) spreads easily in the Sonoran Desert ecosystem, where it forms a continuous fuel layer that carries fire across the landscape, threatening native flora and…
USGS | 2018
The USGS project Patterns in the Landscape–Analyses of Cause and Effect (PLACE) is leveraging improvements in image processing capabilities to advance understanding of the driving forces and impacts…