Energy-related rare earth element sources
Allan Kolker, Liliana Lefticariu, Steven T. Anderson
2024, Book chapter, Rare earth metals and minerals industries: Status and prospects
Energy-related materials such as coal, coal-bearing wastes, and coal combustion products are traditionally thought of as sources or by-products of electric power generation. Increasingly, these materials are considered resources for their content of rare earth elements (REEs) and other useful constituents. In this chapter, we examine the distribution, modes of...
Hydrothermal monazite and xenotime chemistry as genetic discriminators for intrusion-related and orogenic gold deposits: Implications for an orogenic origin of the Pogo gold deposit, Alaska
Ryan D. Taylor, Garth E. Graham, Heather A. Lowers
2024, Mineralium Deposita (59) 949-967
Attempts to geochemically distinguish between metamorphic-hydrothermal systems that form orogenic gold deposits and both reduced and oxidized magmatic-hydrothermal systems using isotopes or metal associations have proven ambiguous, particularly for orogenic gold and reduced intrusion-related gold systems. The absence of conclusive geochemical discriminators and the overlap in...
The 2023 US 50-State National Seismic Hazard Model: Overview and implications
Mark D. Petersen, Allison Shumway, Peter M. Powers, Edward H. Field, Morgan P. Moschetti, Kishor S. Jaiswal, Kevin R. Milner, Sanaz Rezaeian, Arthur D. Frankel, Andrea L. Llenos, Andrew J. Michael, Jason M. Altekruse, Sean Kamran Ahdi, Kyle Withers, Charles Mueller, Yuehua Zeng, Robert E. Chase, Leah M. Salditch, Nico Luco, Kenneth S. Rukstales, Julie A. Herrick, Demi Leafar Girot, Brad T. Aagaard, Adrian Bender, Michael L. Blanpied, Richard W. Briggs, Oliver S. Boyd, Brandon Clayton, Christopher DuRoss, Eileen L. Evans, Peter J. Haeussler, Alexandra Elise Hatem, Kirstie Lafon Haynie, Elizabeth H. Hearn, Kaj M. Johnson, Zachary Alan Kortum, N. Simon Kwong, Andrew James Makdisi, Henry Mason, Daniel McNamara, Devin McPhillips, P. Okubo, Morgan T. Page, Frederick Pollitz, Justin Rubinstein, Bruce E. Shaw, Zheng-Kang Shen, Brian Shiro, James Andrew Smith, William J. Stephenson, Eric M. Thompson, Jessica Ann Thompson Jobe, Erin A. Wirth, Robert C. Witter
2024, Earthquake Spectra (40) 5-88
The US National Seismic Hazard Model (NSHM) was updated in 2023 for all 50 states using new science on seismicity, fault ruptures, ground motions, and probabilistic techniques to produce a standard of practice for public policy and other engineering applications (defined for return periods greater than ∼475...
Operational aspects of Landsat 8 and 9 geometry
Michael J. Choate, Rajagopalan Rengarajan, Nahid Hasan, Alex Denevan, Kathryn Ruslander
2024, Remote Sensing (16)
Landsat 9 (L9) was launched on 27 September 2021. This spacecraft contained two instruments, the Operational Land Imager-2 (OLI-2) and Thermal Infrared Sensor-2 (TIRS-2), that allow for a continuation of the Landsat program and the mission to acquire multi-spectral observations of the globe on a moderate scale. Following a period...
Modular compositional learning improves 1D hydrodynamic lake model performance by merging process-based modeling with deep learning
Robert Ladwig, Arka Daw, Elen A Albright, Cal Buelo, Anuj Karpatne, Michael Frederick Meyer, Abhilash Neog, Paul C. Hanson, Hilary A. Dugan
2024, Journal of Advances in Modeling Earth Systems (16)
Hybrid Knowledge-Guided Machine Learning (KGML) models, which are deep learning models that utilize scientific theory and process-based model simulations, have shown improved performance over their process-based counterparts for the simulation of water temperature and hydrodynamics. We highlight the modular compositional learning (MCL) methodology as a novel design...
A workshop to advance invasive species early detection capacity of The Rapid Environmental DNA Assessment and Deployment Initiative & Network (READI-Net)
Devin Nicole Jones-Slobodian, Kaylin Renee Clements, Adam Sepulveda
2024, Management of Biological Invasions (15) 159-167
Early detection and rapid response (EDRR) can minimize the impacts of invasive species, which cost billions of dollars globally. To bolster EDRR across the United States, the U.S. Department of the Interior is working with the U.S. Geological Survey and other partners to advance a National EDRR Framework that strengthens...
A pragmatic approach for integrating molecular tools into biodiversity conservation
Laura D. Bertola, Anna Bruniche-Olsen, Francine Kershaw, Isa-Rita M. Russo, Anna J. MacDonald, Paul Sunnucks, Michael W. Bruford, Carlos Daniel Cadena, Kyle M. Ewart, Mark de Bruyn, Mark D. B. Eldridge, Richard Frankham, Juan M. Guayasamin, Catherine E. Grueber, Thierry B. Hoareau, Sean M. Hoban, Paul A. Hohenlohe, Margaret Hunter, Antoinette Kotze, Josiah Kuja, Robert C. Lacy, Linda Laikre, Nathan C. Loecker, Mariah H. Meek, Joachim Mergeay, Cinnamon S. Mittan-Moreau, Linda E. Neaves, David O´Brien, Joel W. Ochieng, Rob Ogden, Pablo Orozco-terWengel, Mónica Páez-Vacas, Jennifer Pierson, Katherine Ralls, Robyn E. Shaw, Etotepe A. Sogbohossou, Adam Stow, Tammy Steeves, Cristiano Vernesi, Mrinalini Watsa, Gernot Segelbacher
2024, Conservation Science and Practice (6)
Molecular tools are increasingly applied for assessing and monitoring biodiversity and informing conservation action. While recent developments in genetic and genomic methods provide greater sensitivity in analysis and the capacity to address new questions, they are not equally available to all practitioners: There is considerable...
Matching existing and future native plant materials to disturbance-driven restoration needs
Daniel E. Winkler, Sarah Sterner, John B. Bradford, Adrienne M. Pilmanis, Robert Massatti
2024, Restoration Ecology (32)
Assessing the appropriateness of existing native plant materials can both determine which seed source to utilize for restoration projects, and identify locations for which new seed sources need to be developed. Here, we demonstrate an approach to meet these needs. This method identifies areas...
The effects of estradiol-17β on the sex reversal, survival, and growth of Red Shiner and its use in the development of YY individuals
Chad N. Teal, Daniel J. Schill, Javan Mathias Bauder, Susan B. Fogelson, Kevin Fitzsimmons, William T. Stewart, Melanie Culver, Scott A. Bonar
2024, North American Journal of Aquaculture (86) 110-129
ObjectiveThe Red Shiner Cyprinella lutrensis is one of the most prolific and ecologically destructive invasive fish species in the southwestern United States. The production and release of YY individuals as Trojan sex chromosome carriers can theoretically eradicate invasive fish populations by eventually eliminating phenotypic females.MethodsThe YY...
How long have we been mistaken? Multi-tools shedding light into the systematics of the widespread deep-water genus Madrepora Linnaeus, 1758 (Scleractinia)
Katia C. C. Capel, Carla Zilberberg, Raphael M. Carpes, Cheryl Morrison, Claudia F. Vaga, Andrea M. Quattrini, Randolph Z. B. Quek, Danwei Huang, Stephen D. Cairns, Marcelo V. Kitahara
2024, Molecular Phylogenetics and Evolution (191)
Deep-water coral reefs are found worldwide and harbor biodiversity levels that are comparable to their shallow-water counterparts. However, the genetic diversity and population structure of deep-water species remain poorly explored, and historical taxonomical issues still need to be resolved. Here we used microsatellite markers as well as ultraconserved elements (UCE) and exons to shed...
Usurpation and brooding of Least Tern (Sternula antillarum) chicks by Common Terns (Sterna hirundo)
Jeffery D. Sullivan, Jonathan Irons, Anna Treadway, Ayla McDonough, Alyssa Lee, Amy O’Donnell, Carl R. Callahan, Peter C. McGowan, Diann Prosser
2024, Diversity (16)
While nest usurpation and subsequent incubation of eggs and even brooding of chicks from other species has been reported for Common Terns (Sterna hirundo), such behavior is considered rare. We report an observation of a Common Tern pair usurping the Least Tern (Sternula antillarum) nest and brooding...
The USGS 2023 Conterminous U.S. time‐independent earthquake rupture forecast
Edward H. Field, Kevin R. Milner, Alexandra Elise Hatem, Peter M. Powers, Frederick Pollitz, Andrea L. Llenos, Yuehua Zeng, Kaj M. Johnson, Bruce E. Shaw, Devin McPhillips, Jessica Ann Thompson Jobe, Allison Shumway, Andrew J. Michael, Zheng-Kang Shen, Eileen L. Evans, Elizabeth H. Hearn, Charles Mueller, Arthur D. Frankel, Mark D. Petersen, Christopher DuRoss, Richard W. Briggs, Morgan T. Page, Justin Rubinstein, Julie A. Herrick
2024, Bulletin of the Seismological Society of America (114) 523-571
We present the 2023 U.S. Geological Survey time‐independent earthquake rupture forecast for the conterminous United States, which gives authoritative estimates of the magnitude, location, and time‐averaged frequency of potentially damaging earthquakes throughout the region. In addition to updating virtually all model components, a...
Divergent physiological responses of hydric and mesic riparian plant species to a Colorado River experimental flow
Bradley J. Butterfield, Emily C. Palmquist
2024, Plant Ecology (225) 125-133
Riparian plant species can differ in their responses to streamflow variation in ways that strongly influence the composition and functioning of riparian plant communities. Quantifying these differences and the potential asymmetry of responses to low- versus high-flow phases of stream fluctuations is important for predicting and...
A comprehensive fault system inversion approach: Methods and application to NSHM23
Kevin R. Milner, Edward H. Field
2024, Bulletin of the Seismological Society of America (114) 486-522
We present updated inversion‐based fault‐system solutions for the 2023 update to the National Seismic Hazard Model (NSHM23), standardizing earthquake rate model calculations on crustal faults across the western United States. We build upon the inversion methodology used in the Third Uniform California Earthquake...
Alaska's climate sensitive Yukon-Kuskokwim Delta supports seven million Arctic-breeding shorebirds, including the majority of six North American populations
James E. Lyons, Stephen C. Brown, Sarah T. Saalfeld, James A. Johnson, Brad A. Andres, Kristine M. Sowl, Robert E. Gill, Brian J. McCaffery, Lindall Kidd, Metta McGarvey, Brad Winn, H. River Gates, Diane A. Granfors, Richard B. Lanctot
2024, Ornithological Applications (126)
Baseline information about declining North American shorebird populations is essential to determine the effects of global warming at low-lying coastal areas of the Arctic and subarctic, where numerous taxa breed, and to assess population recovery throughout their range. We estimated population sizes on the Yukon-Kuskokwim Delta in western Alaska...
Trophic ecology of juvenile lean and siscowet lake charr (Salvelinus namaycush) in Lake Superior: Assessing for potential competition
Brandon S. Gerig, Shawn P. Sitar, Will F Otte, Daniel L. Yule, Heidi K. Swanson, Charles R. Bronte, Dray Carl, Joshua Blankenheim
2024, Canadian Journal of Fisheries and Aquatic Sciences (81) 115-128
We investigated the spatial overlap, diet, isotopic niche, and growth of juvenile lean and siscowet lake charr (Salvelinus namaycush) in Lake Superior to address concerns of potential competition with implications to the study of resource polymorphism. Catch data revealed the greatest levels of sympatry in waters from...
Prospects of pollinator community surveillance using terrestrial environmental DNA metagenetics
Grace Avalos, Regina Trott, John Ballas, Chia Hua Lin, Clayton D. Raines, Deborah D. Iwanowicz, Karen Goodell, Rodney T. Richardson
2024, Environmental DNA (6)
Current pollinator survey methods exhibit bias, require highly-trained practitioners, and are difficult to scale to large sample sizes. High-throughput sequencing of terrestrial eDNA could provide a complementary tool for studying pollinator communities, but eDNA methods have not been extensively evaluated. We conducted metagenetic analysis...
Do topographic changes tell us about variability in aeolian sediment transport and dune mobility? Analysis of monthly to decadal surface changes in a partially vegetated and biocrust covered dunefield
Joshua Caster, Joel B. Sankey, Temuulen Ts. Sankey, Alan Kasprak, Matthew A. Bowker, Taylor Joyal
2024, Geomorphology (447)
Vegetation and biological soil crust (biocrust) cover can have a stabilizing effect on dunes by fixing sediment in-place and increasing surface roughness, thus limiting dune mobility, sediment transport, and erosion. These biological effects influence rates of aeolian activity and thus surficial changes, though variability in wind and sediment supply may...
Environmental DNA as a tool for better understanding the distribution, abundance, and health of Atlantic and Pacific salmon
Andrew M. Ramey, Cherie Marie Mckeeman, Eleni Leto Petrou, Damian M. Menning, Ora L. Russ, Andres Lopez
2024, Fisheries Magazine (49) 169-180
The development and application of approaches to detect and quantify environmental DNA (eDNA) have potential to improve our understanding of the distribution, abundance, and health of Atlantic Salmon Salmo salar and Pacific salmon Oncorhynchus spp. Here, we review 61 articles focusing on eDNA applications pertaining to salmon occupying natural...
Habitat and dissolved organic carbon modulate variation in the biogeochemical drivers of mercury bioaccumulation in dragonfly larvae at the national scale
Sarah J. Nelson, James Willacker, Collin A. Eagles-Smith, Colleen M Flanagan Pritz, Celia Y. Chen, Amanda J Klemmer, David P. Krabbenhoft
2024, Science of the Total Environment (912)
We paired mercury (Hg) concentrations in dragonfly larvae with water chemistry in 29 U.S. national parks to highlight how ecological and biogeochemical context (habitat, dissolved organic carbon [DOC]) influence drivers of Hg bioaccumulation. Although prior studies have defined influences of biogeochemical variables on Hg production and bioaccumulation, it has been...
Assessing microplastics contamination in unviable loggerhead sea turtle eggs
Lindsay F. Curl, Samantha A. Hurst, Christopher M. Pomory, Margaret Lamont, Alexis M. Janosik
2024, Science of the Total Environment (912)
Sea turtles, in comparison with marine mammals, sea birds, and fishes, are the most affected by microplastics in terms of number of individuals impacted and concentration within each organism. The ubiquitous nature and persistence of microplastics in the environment further compromises sea turtles as many species are currently vulnerable, endangered,...
Using an open-source tool to develop a three-dimensional hydrogeologic framework of the Kobo Valley, Ethiopia
Sisay Simachew Mekonen, Scott E. Boyce, Abdella K. Mohammed, Markus Disse
2024, Geosciences (14)
Groundwater resource management requires understanding the groundwater basin’s hydrogeology and would be improved with the development of a three-dimensional hydrogeologic framework model (HFM). A wide range of methods and software exist to quantify the extent, structure, and properties of geologic systems. However, most geologic software is proprietary and cost-prohibitive for...
Mapping development preferences on the perceived value of ecosystem services and land use conflict and compatibility in Greater Kuala Lumpur
Karen T. Lourdes, Chris N. Gibbins, Benson C. Sherrouse, Darius J. Semmens, Perrine Hamel, Ruzana Sanusi, Badrul Azhar, Jay Diffendorfer, Alex M. Lechner
2024, Urban Forestry & Urban Greening (92)
Rapid and unplanned development can diminish the social values for ecosystem services associated with urban landscapes. Tropical Global South cities, such as Greater Kuala Lumpur (GKL), Malaysia, that are highly biodiverse, are particularly vulnerable to the fragmentation and loss of natural ecosystems. This study investigates the social values for ecosystem...
The magmatic origin of the Columbia River Gorge, USA
Nathaniel Klema, Leif Karlstrom, Charles M. Cannon, Chengxin Jiang, Jim E. O'Connor, Ray Wells, Brandon Schmandt
2024, Science Advances (9)
Along subduction zones, high-relief topography is associated with sustained volcanism parallel to the plate margin. However, the relationship between magmatism and mountain building in arcs is poorly understood. Here, we study patterns of surface deformation and correlated fluvial knickpoints in the Columbia River Gorge to link long-term magmatism to the...
Precursors to a continental-arc ignimbrite flare-up: Early central volcanoes of the San Juan Mountains, Colorado, USA
Peter W. Lipman, Matthew J. Zimmerer, Amy K. Gilmer
2024, Geosphere (20) 23-73
Our newly acquired and recently published map, geochronologic, and compositional data for early intermediate-composition central volcanoes in the northeastern San Juan Mountains provide insights about the broad magmatic precursors to the large continental-arc ignimbrite flare-up in the mid-Cenozoic Southern Rocky Mountain volcanic field (SRMVF). Initial volcanism migrated from central Colorado...
