Seismostratigraphic analysis of Lake Cahuilla sedimentation cycles and fault displacement history beneath the Salton Sea, California, USA
Daniel Brothers, Neal W. Driscoll, Graham Kent, Robert L. Baskin, Alistair J. Harding, Annie Kell
2022, Geosphere (18) 1354-1376
The Salton Trough (southeastern California, USA) is the northernmost transtensional stepover of the Gulf of California oblique-divergent plate boundary and is also where the southern terminus of the San Andreas fault occurs. Until recently, the distribution of active faults in and around the Salton...
Hidden in plain sight: Migration routes of the elusive Anadyr bar-tailed godwit revealed by satellite tracking
Ying-Chi Chan, T. Lee Tibbitts, Dmitry Dorofeev, Chris J. Hassell, Theunis Piersma
2022, Journal of Avian Biology (2022)
Satellite and GPS tracking technology continues to reveal new migration patterns of birds which enables comparative studies of migration strategies and distributional information useful in conservation. Bar-tailed godwits in the East Asian–Australasian Flyway Limosa lapponica baueri and L. l. menzbieri are known for their long non-stop flights, however these populations are in steep decline....
Enumerating plausible multifault ruptures in complex fault systems with physical constraints
Kevin R. Milner, Bruce E. Shaw, Edward H. Field
2022, Bulletin of the Seismological Society of America (112) 1806-1824
We propose a new model for determining the set of plausible multifault ruptures in an interconnected fault system. We improve upon the rules used in the Third Uniform California Earthquake Rupture Forecast (UCERF3) to increase connectivity and the physical consistency of ruptures. We replace UCERF3’s simple azimuth change rules with...
Mapping a magnetic superstorm: March 1989 geoelectric hazards and impacts on United States power systems
Jeffrey J. Love, Greg M. Lucas, E. Joshua Rigler, Benjamin Scott Murphy, Anna Kelbert, Paul A. Bedrosian
2022, Space Weather (20)
A study is made of the relationships between geomagnetic and geoelectric field variation, Earth-surface impedance, and operational interference (anomalies) experienced on electric-power systems across the contiguous United States during the March 13-14, 1989 magnetic storm. For this, a 1-minute-resolution sequence of geomagnetic field maps is constructed from magnetometer time series...
A framework for ensemble modelling of climate change impacts on lakes worldwide: The ISIMIP lake sector.
Malgorzata Golub, Wim Thiery, Rafael Marce, Don Pierson, Inne Vanderkelen, Daniel Mercado-Bettin, R. Iestyn Woolway, Luke Grant, Eleanor Jennings, Benjamin Kraemer, Jacob Schewe, Fang Zhao, Katja Frieler, Matthias Mengel, Vasiliy Y. Bogomolov, Damian Bouffard, Marianne Cote, Raoul-Marie Couture, Andrey V. Debolskiy, Bram Droppers, Gideon Gal, Mingyang Guo, Annette B. G. Janssen, Georgiy Kirillin, Robert Ladwig, Madeline Magee, Tadhg Moore, Marjorie Perroud, Sebastiano Piccolroaz, Love Raaman Vinnea, Martin Schmid, Tom Shatwell, Victor M. Stepanenko, Zeli Tan, Bronwyn Woodward, Huaxia Yao, Rita Adrian, Mathew Allan, Orlane Anneville, Lauri Arvola, Karen Atkins, Leon Boegman, Cayelan C. Carey, Kyle Christianson, Elvira de Eyto, Curtis L. DeGasperi, Maria Grechushnikova, Josef Hejzlar, Klaus Joehnk, Ian D. Jones, Alo Laas, Eleanor B. MacKay, Ivan Mammarella, Hampus Markensten, Christopher G. McBride, Deniz Özkundakci, Miguel Potes, Karsten Rinke, Dale M. Robertson, James A. Rusak, Rui Salgado, Leon van der Linden, Piet Verburg, Danielle Wain, Nicole K. Ward, Sabine Wollrab, Galina Zdorovennova
2022, Geoscientific Model Development (15) 4297-4623
Empirical evidence demonstrates that lakes and reservoirs are warming across the globe. Consequently, there is an increased need to project future changes in lake thermal structure and resulting changes in lake biogeochemistry in order to plan for the likely impacts. Previous studies of the impacts of climate change on lakes...
Statistical assessment on determining local presence of rare bat species
Kathryn M. Irvine, Katharine M. Banner, Christian Stratton, W. Mark Ford, Brian E. Reichert
2022, Ecosphere (13)
Surveying cryptic, sparsely distributed taxa using autonomous recording units, although cost-effective, provides imperfect knowledge about species presence. Summertime bat acoustic surveys in North America exemplify the challenges with characterizing sources of uncertainty: observation error, inability to census populations, and natural stochastic variation. Statistical uncertainty, if not...
Adaptive problem maps (APM): Connecting data dots to build increasingly informed and defensible environmental conservation decisions
Martha E. Mather, John M. Dettmers
2022, Journal of Environmental Management (312)
Connecting individual datasets from different projects to each other and to decisions can help manager-researcher-administrator teams build on what is known and adapt their environmental decision-making process as new information becomes available. Throughout their careers, environmental professionals often collect data on many individual projects that address similar sets of natural...
Remote sensing of field-scale irrigation withdrawals in the central Ogallala aquifer region
Steven S Filippelli, Matthew R Sloggy, Jody C. Vogeler, Dale T Manning, Christopher Goemans, Gabriel B. Senay
2022, Agricultural Water Management (271)
For agricultural areas facing water scarcity, sustainable water use policy relies on irrigation information that is timely and at a high resolution, but existing publicly available water use data are often insufficient for monitoring compliance or understanding the influence of policy on individual farmer decisions. This study attempts to fill...
On the multiple identities of stakeholders in wolf management in Minnesota, United States
Susan A. Schroeder, Adam C. Landon, David C. Fulton, Leslie McInenly
2022, Frontiers in Ecology and Evolution (10)
Social identity theory offers a means to understand attitudes about wolves, with consequences for management support. Using data from a mail survey about wolves, we explored relationships among seven identities (i.e., wolf advocate, hunter, environmentalist, nature enthusiast, farmer, trapper, conservationist) using multidimensional scaling (MDS) and principal components analysis (PCA). We...
Opportunities to improve alignment with the FAIR Principles for U.S. Geological Survey data
Frances L. Lightsom, Vivian B. Hutchison, Bradley Bishop, Linda M. Debrewer, David L. Govoni, Natalie Latysh, Shelley Stall
2022, Open-File Report 2022-1043
In 2016, an interdisciplinary, international group of 53 scientists introduced a framework named “the FAIR Principles” for addressing 21st century scientific data challenges. The FAIR Principles are increasingly used as a guide for producing digital scientific products that are findable, accessible, interoperable, and reusable (FAIR), especially to enable use of...
Bayesian inverse reinforcement learning for collective animal movement
Toryn L. J. Schafer, Christopher K. Wikle, Mevin Hooten
2022, Annals of Applied Statistics (16) 999-1013
Agent-based methods allow for defining simple rules that generate complex group behaviors. The governing rules of such models are typically set a priori, and parameters are tuned from observed behavior trajectories. Instead of making simplifying assumptions across all anticipated scenarios, inverse reinforcement learning provides inference on the short-term...
A haploid pseudo-chromosome genome assembly for a keystone sagebrush species of western North American rangelands
Anthony E. Melton, Andrew W. Child, Richard S. Beard Jr., Carlos Dave C. Dumaguit, Jennifer S. Forbey, Matthew J. Germino, Marie-Anne de Graaff, Andrew Kliskey, Ilia J. Leitch, Peggy Martinez, Stephen J. Novak, Jaume Pellicer, Bryce A. Richardson, Desiree Self, Marcelo D. Serpe, Sven Buerki
2022, G3 Genes, Genomes, Genetics (12)
Increased ecological disturbances, species invasions, and climate change are creating severe conservation problems for several plant species that are widespread and foundational. Understanding the genetic diversity of these species and how it relates to adaptation to these stressors are necessary for guiding conservation and restoration efforts. This need is...
How do accuracy and model agreement vary with versioning, scale, and landscape heterogeneity for satellite-derived vegetation maps in sagebrush steppe?
Cara Applestein, Matthew J. Germino
2022, Ecological Indicators (139)
Maps of the distribution and abundance of dominant plants derived from satellite data are essential for ecological research and management, particularly in the vast semiarid shrub-steppe. Appropriate application of these maps requires an understanding of model accuracy and precision, and how it might vary across space, time, and different vegetation...
Thirteen novel ideas and underutilized resources to support progress towards a range-wide American eel stock assessment
David K. Cairns, Jose Benchetrit, Louis Bernatchez, Virginie Bornarel, John M. Casselman, Martin Castonguay, Anthony Charsley, Malte Dorrow, Hilaire Drouineau, Jens Frankowski, Alexander Haro, Simon Hoyle, D. Craig Knickle, Marten A. Koops, Luke A. Poirier, James T. Thorson, John A. Young, Xinhua Zhu
2022, Fisheries Management and Ecology (29) 516-541
A robust assessment of the American eel (Anguilla rostrata) stock, required to guide conservation efforts, is challenged by the species’ vast range, high variability in demographic parameters and data inadequacies. Novel ideas and underutilised resources that may assist both analytic assessments and spatially oriented modelling include (1) species and environmental databases;...
Quantifying relations between altered hydrology and fish community responses for streams in Minnesota
Jeffrey R. Ziegeweid, Gregory D. Johnson, Aliesha L. Krall, Kara Fitzpatrick, Sara B. Levin
2022, Ecological Processes (11)
Altered hydrology is a stressor on aquatic life for several streams in Minnesota, but quantitative relations between specific aspects of streamflow alteration and biological responses have not been developed on a statewide scale in Minnesota. Best subsets regression analysis was used to develop linear regression models that quantify relations...
Spectral mixture analysis for surveillance of harmful algal blooms (SMASH): A field-, laboratory-, and satellite-based approach to identifying cyanobacteria genera from remotely sensed data
Carl J. Legleiter, Tyler V. King, Kurt D. Carpenter, Natalie Celeste Hall, Adam C. Mumford, E. Terrence Slonecker, Jennifer L. Graham, Victoria G. Stengel, Nancy Simon, Barry H. Rosen
2022, Remote Sensing of Environment (279)
Algal blooms around the world are increasing in frequency and severity, often with the possibility of adverse effects on human and ecosystem health. The health and economic impacts associated with harmful algal blooms, or HABs, provide compelling rationale for developing new methods for monitoring these...
Tree regrowth duration map from LCMAP collection 1.0 land cover products in the conterminous United States, 1985–2017
Qiang Zhou, George Z. Xian, Josephine Horton, Danika F. Wellington, Grant Domke, Roger F. Auch, Congcong Li, Zhe Zhu
2022, GIScience & Remote Sensing (59) 959-974
Forest covers about one-third of the land area of the conterminous United States (CONUS) and plays an important role in offsetting carbon emissions and supporting local economies. Growing interest in forests as relatively cost-effective nature-based climate solutions, particularly restoration and reforestation activities, has increased the demand for information on forest...
Analysis of surface water trends for the conterminous United States using MODIS satellite data, 2003–2019
Roy E. Petrakis, Christopher E. Soulard, Eric K. Waller, Jessica J. Walker
2022, Water Resources Research (58)
Satellite imagery is commonly used to map surface water extents over time, but many approaches yield discontinuous records resulting from cloud obstruction or image archive gaps. We applied the Dynamic Surface Water Extent (DSWE) model to downscaled (250-m) daily Moderate Resolution Imaging Spectroradiometer (MODIS) data in Google...
A water quality barometer for Chesapeake Bay: Assessing spatial and temporal patterns using long-term monitoring data
A.R. Zahran, Qian Zhang, Peter J. Tango, E.P. Smith
2022, Ecological Indicators (140)
This paper develops a barometer that indexes water quality in the Chesapeake Bay and summarizes quality over spatial regions and temporal periods. The barometer has a basis in risk assessment and hydrology, and is a function of three different metrics of water...
ECCOE Landsat Quarterly Calibration and Validation report— Quarter 4, 2021
Obaidul Haque, Rajagopalan Rengarajan, Mark Lubke, Fatima Tuz Zafrin Tuli, Jerad L. Shaw, Nahid Hasan, Alex Denevan, Shannon Franks, Esad Micijevic, Mike Choate, Cody Anderson, Brian Markham, Kurt Thome, Ed Kaita, Julia Barsi, Raviv Levy, Lawrence Ong
2022, Open-File Report 2022-1033
Executive SummaryThe U.S. Geological Survey (USGS) Earth Resources Observation and Science (EROS) Calibration and Validation (Cal/Val) Center of Excellence (ECCOE) focuses on improving the accuracy, precision, calibration, and product quality of remote-sensing data, leveraging years of multiscale optical system geometric and radiometric calibration and characterization experience. The ECCOE Landsat Cal/Val...
Vadose zone thickness limits pore-fluid pressures and acceleration in a large, slow-moving landslide
C.R. Murphy, N.J. Finnegan, Ferdinand K.J. Oberle
2022, Journal of Geophysical Research: Earth Surface (127)
The rate and timing of hydrologically forced landslides is a complex function of precipitation patterns, material properties, topography, and groundwater hydrology. In the simplest form, however, slopes fail when subsurface pore pressure grows large enough to exceed the Mohr-Coulomb failure criterion. The capacity for pore pressure rise...
The occupancy-abundance relationship and sampling designs using occupancy to monitor populations of Asian bears
Angela K. Fuller, Ben C. Augustine, Dana J. Morin, Karine Pigeon, John Boulanger, David C. Lee, Francesco Bisi, David L. Garshelis
2022, Global Ecology and Conservation (35)
Designing a population monitoring program for Asian bears presents challenges associated with their low densities and detectability, generally large home ranges, and logistical or resource constraints. The use of an occupancy-based method to monitor bear populations can be appropriate under certain conditions given the mechanistic relationship between occupancy and abundance....
A lesser scaup (Aythya affinis ) naturally infected with Eurasian 2.3.4.4 highly pathogenic H5N1 avian influenza virus – Movement ecology and host factors
Diann Prosser, Hannah Schley, Nathan Simmons, Jeffery D. Sullivan, Josh Homyack, Matthew M. Weegman, Glenn H. Olsen, Alicia Berlin, Rebecca L. Poulson, David E. Stallknecht, Christopher K. Williams
2022, Transboundary and Emerging Diseases (69) e2653-e2660
Despite the recognized role of wild waterfowl in the potential dispersal and transmission of highly pathogenic avian influenza (HPAI) virus, little is known about how infection affects these birds. This lack of information limits our ability to estimate viral spread in the event of an HPAI outbreak, thereby limiting our...
Tree rings reveal unmatched 2nd century drought in the Colorado River Basin
Subhrendu Gangopadhyay, Connie Woodhouse, Gregory J. McCabe, Cody C. Routson, David Meko
2022, Geophysical Research Letters (49)
The ongoing 22 year drought in the Upper Colorado River Basin (UCRB) has been extremely severe, even in the context of the longest available tree-ring reconstruction of annual flow at Lees Ferry, Arizona, dating back to 762 CE. While many southwestern drought assessments have been limited to the past 1200...
Dynamic rating method for computing discharge from time-series stage data
Marian M. Domanski, Robert R. Holmes Jr., Elizabeth N. Heal
2022, Open-File Report 2022-1031
Ratings are used for a variety of reasons in water-resources investigations. The simplest rating relates discharge to the stage of the river. From a pure hydrodynamics perspective, all rivers and streams have some form of hysteresis in the relation between stage and discharge because of unsteady flow as a flood...
