The Shallow Magmatic Plumbing System of the Deccan Traps, Evidence from Plagioclase Megacrysts and Their Host Lavas
A. Marzoli, Paul R. Renne, R Andreasen, R Spiess, M Chiaradia, Dawn Catherine Sweeney Ruth, A.J. Tholt, K Pande, Fabio J. V. Costa
2022, Journal of Petrology (63)
We investigate the shallow plumbing system of the Deccan Traps Large Igneous Province using rock and mineral data from Giant Plagioclase Basalt (GPB) lava flows from around the entire province, but with a focus on the Saurashtra Peninsula, the Malwa Plateau, and the base and top of the Western...
Management of diseases in free-ranging wildlife populations
Mark L. Drew, Jonathan M. Sleeman
Eric Miller, Nadine Lamberski, Paul Calle, editor(s)
2022, Book chapter, Fowler's zoo and wild animal medicine current therapy, volume 10
Diseases are increasingly threatening the conservation of wildlife species. Spillover of pathogens into humans and domestic animals may negatively impact public health and the economy, requiring increased proactive management actions. The North American Wildlife Management Model provides the philosophical basis for managing wildlife and underpins all management options....
Predation thresholds for reintroduction of native avifauna following suppression of invasive brown treesnakes on Guam
Robert McElderry, Eben H. Paxton, Andre Van Nguyen, Shane R. Siers
2022, Ecological Applications (32)
The brown treesnake (BTS) (Boiga irregularis) invasion on Guåhan (in English, Guam) led to the extirpation of nearly all native forest birds. In recent years, methods have been developed to reduce BTS abundance on a landscape scale. To help assess the prospects for the successful reintroduction of native birds to...
Chapter 1: General conceptual model for climate change in the Upper San Francisco Estuary
Eva Bush, Bruce Herbold, Larry R. Brown
Samuel M. Bashevkin, Larry R. Brown, Eva Bush, Gonzalo Castillo, Denise Colombano, Rosemary Hartman, Bruce Herbold, Shruti Khanna, Annika Keeley, Nicole Kwan, Peggy W. Lehman, Brian Mahardja, Bryan G. Matthias, Catarina Pien, Marissa L. Wulff, Timothy D. Malinich, Ryan McKenzie, editor(s)
2022, IEP Technical Report 99-1
This report is a collaboration by many state and federal agencies working in the Upper San Francisco Estuary to analyze the potential impacts of climate change to different ecosystems found here. Management stategies for ecological values in the face of climate change require reliable and focused information. In this technical...
Examining industry vulnerability: A focus on mineral commodities used in the automotive and electronics industries
Ross Manley, Elisa Alonso, Nedal T. Nassar
2022, Resources Policy (78)
Automotive manufacturing is material-intensive and dependent on a broad range of mineral commodities. Moreover, the automotive manufacturing industries are reliant on complex and sometimes opaque multi-tiered global supply chains. Among the many industries on which automotive supply chains depend are the electronics and semiconductor industries, which are themselves material-intensive and reliant on...
Crowd-sourced SfM: Best practices for high resolution monitoring of coastal cliffs and bluffs
Phillipe Alan Wernette, Ian M. Miller, Andrew C. Ritchie, Jonathan A. Warrick
2022, Continental Shelf Research (245)
Structure from motion (SfM) photogrammetry is an increasingly common technique for measuring landscape change over time by deriving 3D point clouds and surface models from overlapping photographs. Traditional change detection approaches require photos that are geotagged with a differential GPS (DGPS) location, which requires expensive equipment that can limit the ability of communities and...
Section 5: Remote sensing of vegetation in the riparian corridor of the Colorado River’s delta 2013-2018
Pamela L. Nagler, Armando Barreto-Munoz, Christopher J. Jarchow, Kamel Didan
2022, Report, Minute 323: Colorado River limitrophe and delta environmental flows monitoring interim report for 2018
This remote sensing section is based on Nagler et al. (in preparation for the journal Hydrological Processes) and is a summary of the USGS preliminary findings to date. This report documents the changes in green foliage density (greenness) as measured by satellite vegetation index (VI) data and corresponding evapotranspiration (ET)...
Rural turtles: Estimating the occupancy of Northwestern Pond Turtles and non-native red-eared sliders in agricultural habitats in California's Sacramento Valley and Sacramento-San Joaquin River Delta
Jonathan P. Rose, Brian J. Halstead, Alexandria M. Fulton
2022, Northwestern Naturalist (103) 97-109
The Northwestern Pond Turtle (Actinemys marmorata; WPT) was once widespread throughout the Sacramento Valley and the Sacramento-San Joaquin River Delta. Much of its historical range has been converted into agricultural land, reducing and altering aquatic habitat and surrounding uplands. Red-eared Sliders (Trachemys scripta elegans; RES)...
Mapping structural control through analysis of land-surface deformation for the Rialto-Colton groundwater subbasin, San Bernardino County, California, 1992–2010
Justin T. Brandt
2022, Open-File Report 2022-1030
The locations of many faults in and near the Rialto-Colton groundwater subbasin are not precisely known because the spatial density of existing lithologic and hydrologic data used to infer the locations of faults can be sparse. The U.S. Geological Survey, in cooperation with the San Bernardino Valley Municipal Water District,...
Volcanic electrification: Recent advances and future perspectives
Corrado Cimarelli, Sonja A Behnke, Kimberly Genareau, Joshua Méndez Harper, Alexa R. Van Eaton
2022, Bulletin of Volcanology (84)
The electrification of volcanic plumes has been described intermittently since at least the time of Pliny the Younger and the 79 AD eruption of Vesuvius. Although sometimes disregarded in the past as secondary effects, recent work suggests that the electrical properties of volcanic plumes reveal intrinsic and otherwise inaccessible parameters...
Spatiotemporal changes in influenza A virus prevalence among wild waterfowl inhabiting the continental United States throughout the annual cycle
Cody M. Kent, Andrew M. Ramey, Joshua T. Ackerman, Justin Bahl, Sarah N. Bevins, Andrew S. Bowman, Walter Boyce, Carol Cardona, Michael L. Casazza, Troy D. Cline, Susan E.W. De La Cruz, Jeffrey S. Hall, Nichola J. Hill, Hon S. Ip, Scott Krauss, Jennifer M. Mullinax, Jacqueline M. Nolting, Magdalena Plancarte, Rebecca L. Poulson, Jonathan A. Runstadler, Richard D. Slemons, David E. Stallknecht, Jeffery D. Sullivan, John Y. Takekawa, Richard J. Webby, Robert G. Webster, Diann J. Prosser
2022, Scientific Reports (12)
Avian influenza viruses can pose serious risks to agricultural production, human health, and wildlife. An understanding of viruses in wild reservoir species across time and space is important to informing surveillance programs, risk models, and potential population impacts for vulnerable species. Although it is recognized that...
Real-time earthquake detection and alerting behavior of PLUM ground-motion-based early warning in the United States
Jessie Kate Saunders, Sarah E. Minson, Annemarie S. Baltay Sundstrom, Julian J Bunn, Elizabeth S. Cochran, Deborah L. Kilb, Colin T O’Rourke, Mitsuyuki Hoshiba, Yuki Kodera
2022, Bulletin of the Seismological Society of America (112) 2668-2688
We examine the real‐time earthquake detection and alerting behavior of the Propagation of Local Undamped Motion (PLUM) earthquake early warning (EEW) algorithm and compare PLUM’s performance with the real‐time performance of the current source‐characterization‐based ShakeAlert System. In the United States (U.S.), PLUM uses a two‐station approach to detect earthquakes. Once...
Comparisons of the NGA-Subduction ground motion models
Nick Gregor, Kofi O. Addo, Norman A. Abrahamson, Linda Al Atik, Gail M. Atkinson, David Boore, Yousef Bozorgnia, Kenneth W. Campbell, Brian S.-J. Chiou, Zeynep Gulerce, Behzad Hassani, Tadahiro Kishida, Nicolas Kuehn, Silvia Mazzoni, Saburoh Midorikawa, Grace Alexandra Parker, Hongjun Si, Jonathan P. Stewart, Robert R. Youngs
2022, Earthquake Spectra (38) 2580-2610
In this article, ground-motion models (GMMs) for subduction earthquakes recently developed as part of the Next Generation Attenuation-Subduction (NGA-Sub) project are compared. The four models presented in this comparison study are documented in their respective articles submitted along with this article. Each of these four models is...
Field-trip guide to continental arc to rift volcanism of the southern Rocky Mountains—Southern Rocky Mountain, Taos Plateau, and Jemez Mountains volcanic fields of southern Colorado and northern New Mexico
Ren A. Thompson, Kenzie J. Turner, Peter W. Lipman, John A. Wolff, Michael A. Dungan
2022, Scientific Investigations Report 2017-5022-R
The southern Rocky Mountains of northern New Mexico and southern Colorado preserve the Oligocene to Pleistocene record of North American continental arc to rift volcanism. The 35–23 million year old (Ma) southern Rocky Mountain volcanic field (SRMVF), spectacularly preserved in the San Juan Mountains of southern Colorado, records the evolution...
The new lava dome growth of Nevado del Ruiz (2015–2021)
Milton Ordonez, Carlos La Verde, Maurizio Battaglia
2022, Journal of Vulcanological and Geothermal Research (430)
The morphology of the summit of Nevado del Ruiz volcano (Colombia) and its active Arenas crater is the product of complex interactions between effusive and explosive eruptions, and the dynamics of the summit glacier. Here, we document the morphologic evolution of the summit of...
Geological reservoir characterization of a gas hydrate prospect associated with the Hydrate-01 Stratigraphic Test Well, Alaska North Slope
Machiko Tamaki, Akira Fujimoto, Ray Boswell, Timothy Collett
2022, Journal of Energy and Fuels (36) 8128-8149
Geological reservoir characterization is essential for accurate evaluation of gas production performance from gas hydrate reservoirs. Particularly, the understanding of reservoir architecture and heterogeneity is of great importance since these are considered as major controls on fluid hydrodynamic and thermodynamic conditions....
Water-quality trends in surface waters of the Jemez River and Middle Rio Grande Basin from Cochiti to Albuquerque, New Mexico, 2004–19
Allison K. Flickinger, Zachary M. Shephard
2022, Scientific Investigations Report 2022-5062
Municipal water supply for Albuquerque, New Mexico, is provided, in part, through diversion of surface water from the Rio Grande by way of the San Juan-Chama Drinking Water Project diversion structure. Changes in surface-water quality along the Rio Grande and its tributaries upstream from the San Juan-Chama Drinking Water Project...
Detrital zircon ages from upper Paleozoic–Triassic clastic strata on St. Lawrence Island, Alaska: An enigmatic component of the Arctic Alaska–Chukotka microplate
Jeffrey M. Amato, Julie A. Dumoulin, Eric S. Gottlieb, Thomas E. Moore
2022, Geosphere (18) 1492-1523
New lithologic and detrital zircon (DZ) U-Pb data from Devonian–Triassic strata on St. Lawrence Island in the Bering Sea and from the western Brooks Range of Alaska suggest affinities between these two areas. The Brooks Range constitutes part of the Arctic Alaska–Chukotka microplate, but the tectonic and paleogeographic affinities of...
Defining an epidemiological landscape that connects movement ecology to pathogen transmission and pace-of-life
Kezia R. Manlove, Mark Q. Wilber, Lauren White, Guillaume Bastille-Rousseau, Alan Yang, Marie L. J. Gilbertson, Meggan E. Craft, Paul C. Cross, George Wittemyer, K. M Pepin
2022, Ecology Letters (25) 1760-1782
Pathogen transmission depends on host density, mobility and contact. These components emerge from host and pathogen movements that themselves arise through interactions with the surrounding environment. The environment, the emergent host and pathogen movements, and the subsequent patterns of density, mobility and contact form an ‘epidemiological...
A framework for integrating inferred movement behavior into disease risk models
Eric R. Dougherty, Dana P. Seidel, Jason K. Blackburn, Wendy Christine Turner, Wayne M. Getz
2022, Movement Ecology (10)
Movement behavior is an important contributor to habitat selection and its incorporation in disease risk models has been somewhat neglected. The habitat preferences of host individuals affect their probability of exposure to pathogens. If preference behavior can be incorporated in ecological niche models (ENMs) when data on pathogen distributions are...
Early treatment of white-nose syndrome is necessary to stop population decline
John Forrest Grider, Wayne E. Thogmartin, Evan H. Campbell Grant, Riley F. Bernard, Robin E. Russell
2022, Journal of Applied Ecology (59) 2531-2541
Since its introduction to North America, white-nose syndrome has been associated with declines greater than 90% in several bat species, prompting the development of treatments to reduce disease-related mortality. As treatment application is scaled up, predicting responses at the population level will help in the development of management plans.We...
Graphite as an electrically conductive indicator of ancient crustal-scale fluid flow within mineral systems
Benjamin Scott Murphy, Jan Marten Huizenga, Paul A. Bedrosian
2022, Earth and Planetary Science Letters (594)
Magnetotelluric (MT) imaging results from mineral provinces in Australia and in the United States show an apparent spatial relationship between crustal-scale electrical conductivity anomalies and major magmatic-hydrothermal iron oxide-apatite/iron oxide-copper-gold (IOA-IOCG) deposits. Although these observations have driven substantial interest in the use...
Modeled interactions of mountain pine beetle and wildland fire under future climate and management scenarios for three western US landscapes
Robert Keane, Barbara Bentz, Lisa M. Holsinger, Victoria Saab, Rachel A. Loehman
2022, Fire Ecology (18)
Mountain pine beetle (MPB) is a native disturbance agent across most pine forests in the western US. Climate changes will directly and indirectly impact frequencies and severities of MPB outbreaks, which can then alter fuel characteristics and wildland fire dynamics via changes in stand structure and composition. To investigate the...
Light attenuation and erosion characteristics of fine sediments in a highly turbid, shallow, Great Basin Lake—Malheur Lake, Oregon, 2017–18
Tamara M. Wood, Cassandra D. Smith
2022, Scientific Investigations Report 2022-5056
Malheur Lake is a large, shallow, turbid lake in southeastern Oregon that fluctuates widely in surface area in response to yearly precipitation and climatic cycles. High suspended-sediment concentrations (SSCs) likely are negatively affecting the survival of aquatic plants by reducing the intensity of solar radiation reaching the plants, thus...
Update and recalibration of the Rio Grande Transboundary Integrated Hydrologic Model, New Mexico and Texas, United States, and northern Chihuahua, Mexico
Andre B. Ritchie, Amy E. Galanter, Allison K. Flickinger, Zachary M. Shephard, Ian M. Ferguson
2022, Scientific Investigations Report 2022-5045
The Rio Grande Transboundary Integrated Hydrologic Model (RGTIHM) was developed through an interagency effort between the U.S. Geological Survey and the Bureau of Reclamation to provide a tool for analyzing the hydrologic system response to the historical evolution of water use and potential changes in water supplies and demands in...
