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BLM | 2021
Landslides are a major geologic hazard in Oregon. Landslide inventory mapping helps resource managers understand the spatial pattern of existing landslides and provides information to…
BLM | 2021
Coastal erosion, exacerbated by sea-level rise, threatens both infrastructure and natural areas around the world. The King Range National Conservation Area (NCA) is vulnerable to such erosion effects…
BLM | 2021
The emergent proliferation of Synthetic Aperture Radar (SAR) imaging systems, related advancements in image processing and exploitation capabilities, and the increasing availability of analysis-ready…
BLM | 2021
Public lands across the West contain myriad Native American cultural sites that often include surficial stone features such as rings, alignments, and cairns. In 2018, BLM archaeologists from Wyoming’…
BLM | 2021
The invasion of exotic annual grasses is a widespread problem across the western United States. Of particular concern is cheatgrass (Bromus tectorum), which produces continuous mats of fine, highly…
USGS | 2021
The 2020 fire season in western North American was among the most extreme on record. Over 100 fires were active in September, with the majority occurring in California, Oregon, and Washington, where…
USGS | 2021
Tidal marsh wetlands worldwide have been lost due to human impacts. Tidal marshes are critical to many wildlife taxa and have become the focus of many restoration projects. In the Suisun Marsh of…
USGS | 2021
During late summer and autumn, Pacific walruses are resting on shore north of the Bering Strait more often and in larger numbers in both the United States and Russia. Historically, walruses…
USGS | 2021
Many wildlife species reside in sensitive habitats that make detection and monitoring difficult. For waterfowl, measuring brood production can serve as an early indicator of habitat quality and…
USGS | 2021
As part of a broader trial of noninvasive methods to research wild wolves (Canis lupus) in the Superior National Forest (SNF), Minnesota, the USGS Wolf and Deer Project (Northern Prairie Wildlife…
USGS | 2021
Mule deer are known to avoid human disturbances, including energy infrastructure and development. By combining remote sensing data, GIS modeling, and information on energy expenditure of mule deer,…
USGS | 2021
Disturbances to animals can cause changes in behavior. Therefore, it is critical for wildlife managers to understand what disturbances may impact animals and how animals adapt to them. USGS…