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Publications

Browse more than 160,000 publications authored by our scientists over the past 100+ year history of the USGS.  Publications available are: USGS-authored journal articles, series reports, book chapters, other government publications, and more.

Filter Total Items: 175547

Neotropical migratory bird monitoring study at Marine Corps Base Camp Pendleton, California—2021 annual data summary Neotropical migratory bird monitoring study at Marine Corps Base Camp Pendleton, California—2021 annual data summary

Executive Summary Two Monitoring Avian Productivity and Survivorship (MAPS) stations were operated at Marine Corps Base Camp Pendleton (MCBCP), California, in 2021: one at De Luz Creek and one at the Santa Margarita River. The stations were established to provide data on Neotropical migratory birds at MCBCP to support the dual missions of environmental stewardship and military readiness...
Authors
Shannon M. Mendia, Barbara E. Kus

ENSO-based outlook of droughts and agricultural outcomes in Afghanistan ENSO-based outlook of droughts and agricultural outcomes in Afghanistan

Drought is one of the key drivers of food insecurity in Afghanistan, which is among the most food insecure countries in the world. In this study, we build on previous research and seek to answer the central question: “What is the influence of El Niño-Southern Oscillation (ENSO) on drought outlooks and agricultural yield outcome in Afghanistan, and how do these influences vary spatially?”...
Authors
Shraddhanand Shukla, Fahim Zaheer, Andrew Hoell, Weston Anderson, Harikishan Jayanthi, Greg Husak, Donghoon Lee, Brian Barker, Shahriar Pervez, Kimberly Slinski, Christina Justice, James Rowland, Amy McNally, Michael Budde, James Verdin

Examining 22 years of ambient seismic wavefield at Mount St. Helens Examining 22 years of ambient seismic wavefield at Mount St. Helens

An increase in seismic activity precedes most volcanic eruptions. Whereas event-based forecasting approaches have been successful, some eruptions remain unanticipated, resulting in casualties and damage. Our study leverages the recent advancements in ambient field seismology. We explore features extracted from continuous ambient fields using traditional methods, for example, peak ground...
Authors
Manuela Kopfli, Marine A. Denolle, Weston Thelen, Peter Makus, Stephen D. Malone

An ensemble mean method for remote sensing of actual evapotranspiration to estimate water budget response across a restoration landscape An ensemble mean method for remote sensing of actual evapotranspiration to estimate water budget response across a restoration landscape

Estimates of actual evapotranspiration (ETa) are valuable for effective monitoring and management of water resources. In areas that lack ground-based monitoring networks, remote sensing allows for accurate and consistent estimates of ETa across a broad scale—though each algorithm has limitations (i.e., ground-based validation, temporal consistency, spatial resolution). We developed an...
Authors
Roy E. Petrakis, Laura M. Norman, Miguel L. Villarreal, Gabriel B. Senay, MacKenzie Friedrichs, Florance Cassassuce, Florent Gomis, Pamela L. Nagler

Source, migration pathways, and atmospheric release of geologic methane associated with the complex permafrost regimes of the outer Mackenzie River Delta, Arctic, Canada Source, migration pathways, and atmospheric release of geologic methane associated with the complex permafrost regimes of the outer Mackenzie River Delta, Arctic, Canada

Sources and fluxes of methane to the atmosphere from permafrost are significant but poorly constrained in global climate models. We present data collected from the variable permafrost setting of the outer Mackenzie River Delta, including observations of aquatic methane seepage, core determinations of in situ methane occurrence and seep gas isotope geochemistry. The sources and locations...
Authors
Scott Dallimore, Laura Lapham, Michelle Cote, Robert Bowen, Roger MacLeod, Hadley Marcek, C. Geoffrey Wheat, Timothy Collett

Chlorophyll a in lakes and streams of the United States (2005–2022) Chlorophyll a in lakes and streams of the United States (2005–2022)

The concentration of chlorophyll a in phytoplankton and periphyton represents the amount of algal biomass. We compiled an 18-year record (2005–2022) of pigment data from water bodies across the United States (US) to support efforts to develop process-based, machine learning, and remote sensing models for prediction of harmful algal blooms (HABs). To our knowledge, this dataset of nearly...
Authors
Sarah A. Spaulding, Lindsay R.C. Platt, Jennifer C. Murphy, S. Alex Covert, Judson Harvey
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