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Western Ecological Research Center (WERC)

The Western Ecological Research Center (WERC) is a USGS Ecosystems Mission Area operation serving primarily California and Nevada. WERC scientists work closely with Federal, State, academic, and other collaborators to address a diverse array of high-profile topics. Topics include research on effects of wildfire, sea level rise, drought, energy development and more on federal Trust species.

News

Helping the California Winter Rice Habitat Incentive Program increase bird use of winter-flooded rice fields

Helping the California Winter Rice Habitat Incentive Program increase bird use of winter-flooded rice fields

Duckling survival is higher if nests are closer to wetland habitats flooded during the summer

Duckling survival is higher if nests are closer to wetland habitats flooded during the summer

Wildfire: Taking the ‘good’ with the ‘bad’: A Case Study at Sequoia and Kings Canyon

Wildfire: Taking the ‘good’ with the ‘bad’: A Case Study at Sequoia and Kings Canyon

Publications

Rice cultivation supports growth and survival of a threatened semi-aquatic reptile Rice cultivation supports growth and survival of a threatened semi-aquatic reptile

Integration of agroecosystems and other working landscapes with protected lands and waters is critical to the conservation of Earth's biodiversity. Rice agroecosystems support many species by providing aquatic habitat where natural wetlands have been altered or drained. In regions with long dry seasons, rice fields and associated irrigation canals provide essential habitat for wetland...
Authors
Jonathan P. Rose, Allison M. Nguyen, Anna Jordan, Daniel Antonio Macias, Elliot James Schoenig, Giancarlo Ray Napolitano, Richard Kim, Julia S.M. Ersan, Alexandria M. Fulton, Brian Halstead

Causal analysis of fire regime drivers in California Causal analysis of fire regime drivers in California

Background Understanding the relative contribution of climate and human factors to wildfires is critical for managing risk across California’s diverse ecosystems, in the United States (US).Aims We propose a model that distinguishes between proximate and ultimate drivers of fire regimes and apply it to a century of fire and climate data to assess regional variation in causal mechanisms...
Authors
Jon Keeley, Alexandra D. Syphard

Range-wide population trend analysis for greater sage-grouse (Centrocercus urophasianus)—Updated 1960–2024 Range-wide population trend analysis for greater sage-grouse (Centrocercus urophasianus)—Updated 1960–2024

Greater sage-grouse (Centrocercus urophasianus; hereafter sage-grouse) are at the center of State and national land-use policies largely because of their unique life-history traits as an ecological indicator for the health of sagebrush ecosystems. This updated population trend analysis provides State and Federal land and wildlife managers with the best available science to help guide...
Authors
Brian G. Prochazka, Peter S. Coates, Cameron L. Aldridge, Michael S. O’Donnell, David R. Edmunds, Adrian P. Monroe, Steve E. Hanser, Lief A. Wiechman, Michael P. Chenaille

Science

Where land meets sea: USGS science for resilient coastal habitats

USGS coastal science plays a critical role in supporting the effective, science-based management of coastal ecosystems, where the biodiversity of land and sea meet. It provides managers with the information they need to make sound decisions. Through cutting-edge research, predictive modeling, and decision-support tools, USGS empowers resource managers to make informed, science-based choices. From...
Where land meets sea: USGS science for resilient coastal habitats

Where land meets sea: USGS science for resilient coastal habitats

USGS coastal science plays a critical role in supporting the effective, science-based management of coastal ecosystems, where the biodiversity of land and sea meet. It provides managers with the information they need to make sound decisions. Through cutting-edge research, predictive modeling, and decision-support tools, USGS empowers resource managers to make informed, science-based choices. From...
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Greater Sage-Grouse Population Monitoring Framework

Greater sage-grouse ( Centrocercus urophasianus) are at the center of state and national land use policies largely because of their unique life-history traits as an ecological indicator for health of sagebrush ecosystems. Researchers within the U.S. Geological Survey (USGS) and Colorado State University (CSU) worked with the Bureau of Land Management (BLM) and state wildlife agencies to develop a...
Greater Sage-Grouse Population Monitoring Framework

Greater Sage-Grouse Population Monitoring Framework

Greater sage-grouse ( Centrocercus urophasianus) are at the center of state and national land use policies largely because of their unique life-history traits as an ecological indicator for health of sagebrush ecosystems. Researchers within the U.S. Geological Survey (USGS) and Colorado State University (CSU) worked with the Bureau of Land Management (BLM) and state wildlife agencies to develop a...
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USGS Science Syntheses for Public Lands Management

Scientific information is fundamental to understanding how proposed actions on public lands may impact the environment. Development of new science is occurring at rates that can make it challenging for biologists, resource managers, decision makers, private landowners, and other stakeholders to ensure they are using up-to-date, high-quality science information to inform their decisions. Further...
USGS Science Syntheses for Public Lands Management

USGS Science Syntheses for Public Lands Management

Scientific information is fundamental to understanding how proposed actions on public lands may impact the environment. Development of new science is occurring at rates that can make it challenging for biologists, resource managers, decision makers, private landowners, and other stakeholders to ensure they are using up-to-date, high-quality science information to inform their decisions. Further...
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