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Western Geographic Science Center

The WGSC is responsible for research and applications to understand coupled human-environmental systems in the face of land change and delivering pertinent information to decision makers on the vulnerability and resilience of these systems.  WGSC scientists collaborate with partners to advance the goals of the USGS Core Science Systems and Ecosystems Mission Areas and their programs. 

News

Dr. Pardhasaradhi Teluguntla receives ESRI's Award for Best Scientific Paper in GIS -1st Place

Dr. Pardhasaradhi Teluguntla receives ESRI's Award for Best Scientific Paper in GIS -1st Place

Earth Science Matters - Vol. 21 | Issue 1

Earth Science Matters - Vol. 21 | Issue 1

WGSC cloud-based tidal marsh biomass mapping tool

WGSC cloud-based tidal marsh biomass mapping tool

Publications

Los Planes watershed vegetation monitoring: Standard operating procedures Los Planes watershed vegetation monitoring: Standard operating procedures

This is a description of survey procedures for short term vegetation monitoring at Natural Infrastructure in Dryland Stream (NIDS) structure sites and control sites a ranch in the Los Planes, La Paz, Baja California Sur. This study design was modified from USGS Short Term Vegetation Response Study (Wilson et al. 2021) with the goal to quantify changes in species abundance/cover...
Authors
Natalie R. Wilson

Initial condition uncertainty exerts a large and persistent influence on model simulations of ecosystem carbon dynamics in California Initial condition uncertainty exerts a large and persistent influence on model simulations of ecosystem carbon dynamics in California

Uncertainties in terrestrial ecosystem models limit their predictive power. Efforts to reduce projection error have rarely focused on constraining uncertainty in the initial state of the ecosystem, however, despite evidence that matching model initial conditions to real-world observations reduces overall model bias. Here we use an integrated land change and carbon gain-loss model to...
Authors
Paul C. Selmants, Benjamin M. Sleeter, Colin J. Daniel

Influence of modeling assumptions on pedestrian evacuation success for non-eruptive lahar hazards at Mount Rainier, Washington Influence of modeling assumptions on pedestrian evacuation success for non-eruptive lahar hazards at Mount Rainier, Washington

Previous efforts to characterize lahar threats posed to communities downstream of volcanoes have focused primarily on delineating hazard zones that lack information on lahar-arrival times and exposure estimates that implicitly treat threats to be the same regardless of distance from the volcano. Estimated lahar-arrival times, travel times for individuals to leave hazard zones, and...
Authors
Nathan J. Wood, Jeff Peters

Science

New Tools for Modern Land Management Decisions

In an era of rapid land use changes, it is imperative that land managers and policymakers have actionable and current information available for decision processes. In this work, we seek to meet these needs through new data products and decision support tools built on digital soil mapping, new vegetation cover maps, agency inventory and monitoring data sets, and cutting-edge analytical frameworks...
New Tools for Modern Land Management Decisions

New Tools for Modern Land Management Decisions

In an era of rapid land use changes, it is imperative that land managers and policymakers have actionable and current information available for decision processes. In this work, we seek to meet these needs through new data products and decision support tools built on digital soil mapping, new vegetation cover maps, agency inventory and monitoring data sets, and cutting-edge analytical frameworks...
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Las Moras Wash Restoration: Integrated Geomorphic Assessment, Modeling, Monitoring, and Adaptive Management

The Las Moras Wash, within the Santa Margarita Ranch, Altar Valley, AZ, exhibits channel incision, gully expansion, head‑cut migration, vegetation loss, and reduced hydrologic connectivity between upper watershed and floodplains.
Las Moras Wash Restoration: Integrated Geomorphic Assessment, Modeling, Monitoring, and Adaptive Management

Las Moras Wash Restoration: Integrated Geomorphic Assessment, Modeling, Monitoring, and Adaptive Management

The Las Moras Wash, within the Santa Margarita Ranch, Altar Valley, AZ, exhibits channel incision, gully expansion, head‑cut migration, vegetation loss, and reduced hydrologic connectivity between upper watershed and floodplains.
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Supporting energy and mineral development through successful reclamation

Federal lands of the US contain important reserves of oil, gas and other resources important for Unleashing American Energy (SO 3418). After development of these resources is complete, successfully reclaiming disturbed lands is a necessary step towards restoring wildlife habitat, forage production, and maintaining natural resources for future use. To improve reclamation outcomes on these lands and...
Supporting energy and mineral development through successful reclamation

Supporting energy and mineral development through successful reclamation

Federal lands of the US contain important reserves of oil, gas and other resources important for Unleashing American Energy (SO 3418). After development of these resources is complete, successfully reclaiming disturbed lands is a necessary step towards restoring wildlife habitat, forage production, and maintaining natural resources for future use. To improve reclamation outcomes on these lands and...
Learn More
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