Simulation of regional groundwater flow and advective transport of per- and polyfluoroalkyl substances, Joint Base McGuire-Dix-Lakehurst and vicinity, New Jersey, 2018
Alex R. Fiore, Susan J. Colarullo
2023, Open-File Report 2022-1112
A three-dimensional numerical model of groundwater flow was developed and calibrated for the unconsolidated New Jersey Coastal Plain aquifers underlying Joint Base McGuire-Dix-Lakehurst (JBMDL) and vicinity, New Jersey, to evaluate groundwater flow pathways of per- and polyfluoroalkyl substances (PFAS) contamination associated with use of aqueous film forming foam (AFFF) at...
Rangeland Condition Monitoring Assessment and Projection, 1985–2021
Matthew B. Rigge
2023, Fact Sheet 2023-3004
The Rangeland Condition Monitoring Assessment and Projection (RCMAP) project quantifies the percentage cover of rangeland components across the western United States using Landsat imagery from 1985 to 2021. The RCMAP product suite consists of nine fractional components: annual herbaceous, bare ground, herbaceous, litter, nonsagebrush shrub, perennial herbaceous, sagebrush, shrub, and...
The effects of management practices on grassland birds—Clay-colored Sparrow (Spizella pallida)
Jill A. Shaffer, Lawrence D. Igl, Douglas H. Johnson, Marriah L. Sondreal, Christopher M. Goldade, Melvin P. Nenneman, Betty R. Euliss
2023, Professional Paper 1842-Z
Keys to Clay-colored Sparrow (Spizella pallida) management include providing grasslands with a shrub or forb component or shrub-dominated edge habitat, which includes dense grass and moderately high litter cover, and avoiding disturbances that completely eliminate woody vegetation. Clay-colored Sparrows have been reported to use habitats with 20–186 centimeters (cm) average...
Advancing best practices for the analysis of the vulnerability of military installations in the Pacific Basin to coastal flooding under a changing climate – RC-2644
John Marra, William Sweet, Eric Leuliette, Michael Kruk, Ayesha Genz, Curt D. Storlazzi, Peter Ruggiero, Meredith Leung, Dylan L. Anderson, Mark Merrifield, Janet Becker, Ian Robertson, Matthew J. Widlansky, Philip R. Thompson, Fernando Mendez, Ana Rueda, Jose A.A. Antolinez, Laura Cagigal, Melissa Menendez, Hector Lobeto, Jayantha Obeysekera, Chris Chiesa
2023, Report
Coastal flooding takes many forms, ranging from major flooding associated with storms to minor flooding associated with exceptionally high tides and other oceanic and atmospheric phenomena on storm-free days. A major societal challenge is to understand and predict how flood magnitude and frequency will manifest at particular places and times, now...
Context-dependent representation of within- and between-model uncertainty: Aggregating probabilistic predictions in infectious disease epidemiology
Emily Howerton, Michael C. Runge, Tiffany L. Bogich, Rebecca K. Borchering, Hidetoshi Inamine, Justin Lessler, Luke C Mullany, William J.M. Probert, Claire P. Smith, Shaun Truelove, Cècile Viboud, Katriona Shea
2023, Journal of the Royal Society Interface (20)
Probabilistic predictions support public health planning and decision making, especially in infectious disease emergencies. Aggregating outputs from multiple models yields more robust predictions of outcomes and associated uncertainty. While the selection of an aggregation method can be guided by retrospective performance evaluations, this is not always possible....
Improvements to estimate ADCP uncertainty sources for discharge measurements
Jose M. Diaz Lozada, Carlos M. Garcia, Kevin Oberg, Thomas M. Over, Federico Flores Nieto
2023, Flow Measurement and Instrumentation (90)
The use of moving boat ADCPs (Acoustic Doppler Current Profilers) for discharge measurements requires identification of the sources and magnitude of uncertainty to ensure accurate measurements. Recently, a tool known as QUant was developed to estimate the contribution to the uncertainty estimates for each transect of moving-boat ADCP discharge...
Stochastic watershed model ensembles for long-range planning: Verification and validation
Ghazal Shabestanipour, Zachary P Brodeur, William H. Farmer, Scott Steinschneider, Richard M Vogel, Jonathan Lamontagne
2023, Water Resource Research (59)
Deterministic watershed models (DWMs) are used in nearly all hydrologic planning, design, and management activities, yet they cannot generate streamflow ensembles needed for hydrologic risk management (HRM). The stochastic component of DWMs is often ignored in practice, leading to a systematic bias in extreme events. Since traditional...
Investigations of ambient noise velocity variations in a region of induced seismicity near Greeley, Colorado
Thomas Clifford, Anne Sheehan, Morgan P. Moschetti
2023, The Seismic Record (3) 12-20
Wastewater injection has induced earthquakes in Northeastern Colorado since 2014. We apply ambient noise correlation techniques to determine temporal changes in seismic velocities in the region. We find no clear correlation between seismic velocity fluctuations and either injection volumes or seismicity patterns. We...
Estimating geomagnetically induced currents in southern Brazil using 3-D Earth resistivity model
Karen V. Espinosa Sarmiento, Antonio L. Padilha, Livia R. Alves, Adam Schultz, Anna Kelbert
2023, Space Weather (21)
Geomagnetically induced currents (GICs) result from the interaction of the time variation of ground magnetic field during a geomagnetic disturbance with the Earth's deep electrical resistivity structure. In this study, we simulate induced GICs in a hypothetical representation of a low-latitude power transmission network located mainly over...
Recent and future declines of a historically widespread pollinator linked to climate, land cover, and pesticides
William Michael Janousek, Margaret R. Douglas, Syd Cannings, Marion Clement, Casey Delphia, Jeffrey Everett, Richard G. Hatfield, Douglas A. Keinath, Jonathan B Koch, Lindsie M. McCabe, John Michael Mola, Jane Ogilvie, Imtiaz Rangwala, Leif L Richardson, Ashley T. Rohde, James P. Strange, Lusha M. Tronstad, Tabitha A. Graves
2023, Proceedings of the National Academy of Sciences (120)
The acute decline in global biodiversity includes not only the loss of rare species, but also the rapid collapse of common species across many different taxa. The loss of pollinating insects is of particular concern because of the ecological and economic values these species provide. The western bumble bee (Bombus...
Optimization and application of non-native Phragmites australis transcriptome assemblies
Feng Tao, Chuanzhu Fan, Yimin Liu, Subashini Sivakumar, Kurt P. Kowalski, Edward M Golenberg
2023, PLoS ONE (18)
Phragmites australis (common reed) has a cosmopolitan distribution and has been suggested as a model organism for the study of invasive plant species. In North America, the non-native subspecies (ssp. australis) is widely distributed across the contiguous 48 states in the United States and large parts of Canada....
Damage amplification during repetitive seismic waves in mechanically loaded rocks
Anthony Lamur, Jackie E. Kendrick, Lauren N. Schaefer, Yan Lavallee, Ben M. Kennedy
2023, Scientific Reports (13)
Cycles of stress build-up and release are inherent to tectonically active planets. Such stress oscillations impart strain and damage, prompting mechanically loaded rocks and materials to fail. Here, we investigate, under uniaxial conditions, damage accumulation and weakening caused by time-dependent creep (at 60, 65, and...
Bioenergetics model for the nonnative Redside Shiner
Rachelle Carina Johnson, David Beauchamp, Julian D. Olden
2023, Transactions of the American Fisheries Society (152) 94-113
ObjectiveRedside Shiner Richardsonius balteatus has expanded from its native range in the Pacific Northwest region of North America to establish populations in six other western states. This expansion has fueled concerns regarding competition between Redside Shiner and native species, including salmonids. We developed a bioenergetic model for Redside Shiner,...
Habitat selection of a migratory freshwater fish in response to seasonal hypoxia as revealed by acoustic telemetry
Richard Kraus, H. Andrew Cook, Matthew D. Faust, Joseph Schmitt, Mark D. Rowe, Christopher S. Vandergoot
2023, Journal of Great Lakes Research (49) 1004-1014
Adaptive efforts to achieve water quality objectives by modifying nutrient loading can have attendant impacts on fish habitats and fisheries. Thus, coordinating fishery and water quality management depends on knowledge of fish behavioral responses to habitat change. This study combined acoustic telemetry of fish with water quality modeling to understand...
A 1.2 billion pixel human-labeled dataset for data-driven classification of coastal environments
Daniel D. Buscombe, Phillipe Alan Wernette, Sharon Fitzpatrick, Jaycee Favela, Evan B. Goldstein, Nicholas Enwright
2023, Scientific Data (10)
The world’s coastlines are spatially highly variable, coupled-human-natural systems that comprise a nested hierarchy of component landforms, ecosystems, and human interventions, each interacting over a range of space and time scales. Understanding and predicting coastline dynamics necessitates frequent observation from imaging sensors on remote sensing...
Adult spawners: A critical period for subarctic Chinook salmon in a changing climate
Kathrine G. Howard, Vanessa R. von Biela
2023, Global Change Biology (29) 1759-1773
Concurrent, distribution-wide abundance declines of some Pacific salmon species, including Chinook salmon (Oncorhynchus tshawytscha), highlights the need to understand how vulnerability at different life stages to climate stressors affects population dynamics and fisheries sustainability. Yukon River Chinook salmon stocks are among the largest subarctic populations, near...
Local weather and endogenous factors affect the initiation of migration in short- and medium-distance songbird migrants
Theodore J. Zenzal Jr., Darren Johnson, Frank R. Moore, Zoltán Németh
2023, Journal of Avian Biology (2023)
Migratory birds employ a variety of mechanisms to ensure appropriate timing of migration based on integration of endogenous and exogenous information. The cues to fatten and depart from the non-breeding area are often linked to exogenous cues such as temperature or precipitation and the endogenous program....
Simulating debris flow and levee formation in the 2D shallow flow model D-Claw: Channelized and unconfined flow
Ryan P. Jones, Francis K. Rengers, Katherine R. Barnhart, David L. George, Dennis M. Staley, Jason W. Kean
2023, Earth and Space Science (10)
Debris flow runout poses a hazard to life and infrastructure. The expansion of human population into mountainous areas and onto alluvial fans increases the need to predict and mitigate debris flow runout hazards. Debris flows on unconfined alluvial fans can exhibit spontaneous self-channelization through levee formation that...
Invaders at the doorstep: Using species distribution modeling to enhance invasive plant watch lists
Catherine S. Jarnevich, Peder Engelstad, Jillian LaRoe, Brandon Hays, Terri Hogan, Jeremy Jirak, Ian S. Pearse, Janet S. Prevey, Jennifer Sieraki, Annie Simpson, Jess Wenick, Nicholas Young, Helen Sofaer
2023, Ecological Informatics (75)
Watch lists of invasive species that threaten a particular land management unit are useful tools because they can draw attention to invasive species at the very early stages of invasion when early detection and rapid response efforts are often most successful. However, watch lists typically rely on the subjective selection...
A model of transmissivity and hydraulic conductivity from electrical resistivity distribution derived from airborne electromagnetic surveys of the Mississippi River Valley Alluvial Aquifer, Midwest USA
Scott Ikard, Burke J. Minsley, James R. Rigby, Wade Kress
2023, Hydrogeology Journal (31) 313-334
Groundwater-flow models require the spatial distribution of the hydraulic conductivity parameter. One approach to defining this spatial distribution in groundwater-flow model grids is to map the electrical resistivity distribution by airborne electromagnetic (AEM) survey and establish a petrophysical relation between mean resistivity calculated as a...
Plant community predictions support the potential for big sagebrush range expansion adjacent to the leading edge
T. Martyn, K. Palmquist, John B. Bradford, Daniel Rodolphe Schlaepfer, W.K. Lauenroth
2023, Regional Environmental Change (23)
Big sagebrush ecosystems are widespread across drylands of western North America and provide numerous services, but the abundance of these ecosystems has declined substantially and the future of these ecosystems is uncertain. As a result, characterizing potential areas for expansion of these ecosystems is important. Species...
Identifying building locations in the wildland–urban interface before and after fires with convolutional neural networks
Neda K. Kasraee, Todd Hawbaker, Volker C. Radeloff
2023, International Journal of Wildland Fire (32) 610-621
Background: Wildland–urban interface (WUI) maps identify areas with wildfire risk, but they are often outdated owing to the lack of building data. Convolutional neural networks (CNNs) can extract building locations from remote sensing data, but their accuracy in WUI areas is unknown. Additionally, CNNs are computationally intensive and technically complex, making...
Drivers of survival of translocated tortoises
Jeremy S Mack, Kristin H. Berry
2023, Journal of Wildlife Management (87)
Translocation of animals, especially for threatened and endangered species, is a currently popular but very challenging activity. We translocated 158 adult Agassiz's desert tortoises (Gopherus agassizii), a threatened species, from the National Training Center, Fort Irwin, in the central Mojave Desert in California, USA, to 4 plots as part of...
Incorporating temperature into seepage loss estimates for a large unlined irrigation canal
Ramon C. Naranjo, David Smith, Evan J. Lindenbach
2023, Journal of Hydrology (617)
Quantifying seepage losses from unlined irrigation canals is necessary to improve water use and conservation. The use of heat as a tracer is widely used in quantifying seepage rates across the sediment–water interface. In this study, field observations and two-dimensional numerical models...
Beyond presence mapping: Predicting fractional cover of non-native vegetation in Sentinel-2 imagery using an ensemble of MaxEnt models
Todd M. Preston, Aaron N. Johnston, Kyle Gregory Ebenhoch, Robert H. Diehl
2023, Remote Sensing in Ecology and Conservation (9) 512-526
Non-native species maps are important tools for understanding and managing biological invasions. We demonstrate a novel approach to extend presence modeling to map fractional cover (FC) of non-native yellow sweet clover Melilotus officinalis in the Northern Great Plains, USA. We used ensembles of MaxEnt models to map FC across landscapes from satellite...
