The 2021 Lick Fire burns at night in the Umatilla National Forest, Oregon. USDA Forest Service photo by Brendan O’Reilly.
Hot, dry air conditions fuel more intense wildfires, while cool, moist air conditions can make fires easier to manage.
Xavier Lee, an intern with the Pacific Northwest Research Station, measures the diameter of a tree burned in the 2020 Archie Creek Fire, Oregon. USDA Forest Service photo by Morris Johnson.
Large, stand-replacing wildfires are expected to become increasingly common due to climate change, but there are limited scientific data available to help managers evaluate options for forest manag
A mosaic pattern of burned and unburned areas on the Willamette National Forest with Mount Jefferson on the horizon. USDA Forest Service photo by Vicente Monleon.
As wildfires increase in size and frequency throughout the western United States, and interest in carbon accounting grows, accurate and efficient methods for measuring carbon flux are critical.
Roosevelt elk in western Oregon. USDA Forest Service photo.
A newly revised toolbox in ArcGIS enables users to project nutrition and habitat use for elk across 11 million hectares of western Oregon and Washington.
Huckleberry shrub in the Gifford Pinchot National Forest. USDA Forest Service photo.
Fruit- and nut-producing shrubs such as huckleberries (Vaccinium sp.) and California hazel (Corylus cornuta) are key components of many ecosystems in the Pacific Northwest.
Evidence of drought on public grazing land in Malheur County, Oregon, during summer 2021. Photo courtesy of the Condition Monitoring Observer Reports (CMOR) 2021.
Droughts—prolonged times of low precipitation that occur periodically—are becoming more severe with climate change.
Forest Service scientist Brooke Penaluna collects an eDNA sample from Fall Creek, in the Alsea basin, Oregon. USDA Forest Service photo by Loretta Ellenburg.
The distribution boundary at the upper extent of fish across North America receives extra attention because stream reaches with fish are managed differently and often have more protections than fis
A Duwamish Valley Youth Corps participant and member of the science team prepare moss samples for analysis. USDA Forest Service photo by Monika Derrien.
Regulatory air quality monitoring does not capture fine-scale variability, a problem that is especially acute in industrial-adjacent communities that often are low incom
A public meeting hosted by the Coconino National Forest. USDA Forest Service photo.
Mark Adams, a geographer and research fellow through the Oak Ridge Institute for Science and Education, and Susan Charnley, a research social scientist with the Pacific Northwest Research Station,
Planting a pine seedling. USDA Forest Service photo.
Trees are relatively long-lived. A successful seedling needs to survive current conditions when planted, but also be adapted to conditions that may develop in 40 to 50 years.
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