Fractures, scarps, faults, and landslides mapped using LiDAR, Glacier Bay National Park and Preserve, Alaska
Chad Hults, Jeffrey A. Coe, Nikita N. Avdievitch
2023, Report
This map of fractures, scarps, faults, and landslides was completed to identify areas in Glacier Bay National Park and Preserve that may present a landslide-generated tsunami hazard. To address the potential of landslide and tsunami hazards in the park, the National Park Service (NPS) and the US Geological Survey (USGS)...
Simulation modeling to assess line transect distance sampling under a range of translocation scenarios
Max D. Jones, Lora L. Smith, Katherine Gentry Richardson, J. Nicole DeSha, Traci Castellón, Dan Hipes, Alex Kalfin, Neal T. Halstead, Elizabeth Ann Hunter
2023, Journal of Fish and Wildlife Management (14) 385-399
The accuracy of posttranslocation population monitoring methods is critical to assessing long-term success in translocation programs. Translocation can produce unique challenges to monitoring efforts; therefore, it is important to understand the flexibility and robustness of commonly used monitoring methods. In Florida, USA, thousands of gopher tortoises Gopherus polyphemus have been, and continue...
Modeling extreme water levels in the Salish Sea: The importance of including remote sea level anomalies for application in hydrodynamic simulations
Eric E. Grossman, Babak Tehranirad, Kees Nederhoff, Sean Crosby, Andrew W. Stevens, Nathan R. VanArendonk, Daniel J. Nowacki, Li H. Erikson, Patrick L. Barnard
2023, Water (15)
Extreme water-level recurrence estimates for a complex estuary using a high-resolution 2D model and a new method for estimating remotely generated sea level anomalies (SLAs) at the model boundary have been developed. The hydrodynamic model accurately resolves the dominant physical processes contributing to extreme water levels across the Washington...
A simple approach to modeling light attenuation in the Sacramento-San Joaquin Delta using commonly available data
Emily T. Richardson, Keith Bouma-Gregson, Katy O’Donnell, Brian A. Bergamaschi
2023, San Francisco Estuary and Watershed Sciences (21)
The diffuse attenuation coefficient of photosynthetically active radiation (KdPAR) is commonly used to predict light attenuation in aquatic productivity models, but obtaining measurements of PAR to compute KdPAR is difficult. In situ calculations of KdPAR require multiple measurements of PAR through the...
Bridging the gap between mathematical biology and undergraduate education using applicable natural resource modeling
Richard A. Erickson, Douglas Baumann, Barbara Bennie, Wako Bungula, Aaron R. Cupp, James E. Diffendorfer, Eric A. Eager, Roger J. Haro, Kathi Jo Jankowski, Danelle M. Larson, Greg J. Sandland, Molly Van Appledorn, James P Peirce
2023, Letters in Biomathematics (10) 185-191
Mathematical biology is a wide field of study with many venues that undergraduate students can access through research. However, the topics of study for these students can be overwhelming, and many topics of study yield either only trivial results or abstract outcomes that are nonintuitive and diffcult to understand. We...
A continuous classification of the 476,697 lakes of the conterminous US based on geographic archetypes
Jean-Francois Lapierre, Katherine E. Webster, Ephraim Hanks, Tyler Wagner, Patricia A. Soranno, Ian M. McCullough, Kaitlin L. Reinl, Marcella Domka, Noah R. Lotting
2023, Limnology and Oceanography (69) 2759-2773
A variety of classification approaches are used to facilitate understanding, prediction, monitoring, and the management of lakes. However, broad-scale applicability of current approaches is limited by either the need for in situ lake data, incompatibilities among approaches, or a lack of empirical testing of approaches based on ex situ data....
The 3D Elevation Program—Supporting Minnesota's economy
Mitch Bergeson, David Nail
2023, Fact Sheet 2023-3047
IntroductionIn Minnesota, high-quality elevation data are essential for agriculture and precision farming, natural resources conservation, flood risk management, infrastructure and construction management, water supply and quality, coastal zone management, and many other business uses. Critical applications that meet the State’s management needs depend on light detection and ranging (lidar) data...
The 3D Elevation Program—Supporting Montana’s economy
Tom Carlson
2023, Fact Sheet 2023-3041
IntroductionMontana, America’s fourth largest State with an area of 147,040 square miles, is defined by its diverse terrain. The western two-fifths of the State falls within the Rocky Mountains and the eastern three-fifths is in the Great Plains. Because of its location along the Continental Divide, the rivers in Montana...
Predicted distribution of ‘ua‘u (Hawaiian petrel Pterodroma sandwichensis) nest sites on Haleakalā, Maui
Josh Adams, Jonathan J. Felis, Robert C. Klinger, Emily C. Kelsey, Joy Tamayose, Raina Kaholoa’a, Cathleen Natividad Bailey, Jay F. Penniman, Jennifer Learned, Ciara Ganter, John Medeiros, Huisheng Chen
2023, Endangered Species Research (52) 231-246
Haleakalā National Park and montane areas on east Maui, Hawaiian Archipelago, support critical nesting habitat for endangered ‘ua‘u Hawaiian petrel Pterodroma sandwichensis. Habitat loss, non-native predators, and damage by feral ungulates are limiting factors for ground-nesting petrels at Haleakalā and throughout Hawai‘i. Because nesting habitats differ among the Hawaiian Islands,...
Practical guide to measuring wetland carbon pools and fluxes
Sheel Bansal, Irena F. Creed, Brian Tangen, Scott D. Bridgham, Ankur R. Desai, Ken Krauss, Scott C Neubauer, Gregory E. Noe, Donald O. Rosenberry, Carl C. Trettin, Kimberly Wickland, Scott T. Allen, Ariane Arias-Ortiz, Anna R. Armitage, Dennis Baldocchi, Kakoli Banerjee, David Bastviken, Peter Berg, Matthew J. Bogard, Alex T. Chow, William H. Conner, Christopher Craft, Courtney Creamer, Tonya Delsontro, Jamie Duberstein, Meagan J. Eagle, M. Siobhan Fennessey, Sarah A. Finkelstein, Mathias Goeckede, Sabine Grunwald, Meghan Halibisky, Ellen R. Herbert, Mohammad Jahangir, Olivia Johnson, Miriam C. Jones, Jeffrey Kelleway, Sarah Knox, Kevin D. Kroeger, Kevin Kuehn, David Lobb, Amanda Loder, Shizhou Ma, Damien Maher, Gavin McNicol, Jacob Meier, Beth A. Middleton, Christopher T. Mills, Purbasha Mistry, Abhijith Mitra, Courtney Mobilian, Amanda M. Nahlik, Sue Newman, Jessica O’Connell, Patty Oikawa, Max Post van der Burg, Charles A Schutte, Chanchung Song, Camille L. Stagg, Jessica Turner, Rodrigo Vargas, Mark Waldrop, Markus Wallin, Zhaohui Aleck Wang, Eric Ward, Debra A. Willard, Stephanie A. Yarwood, Xiaoyan Zhu
2023, Wetlands (43)
Wetlands cover a small portion of the world, but have disproportionate influence on global carbon (C) sequestration, carbon dioxide and methane emissions, and aquatic C fluxes. However, the underlying biogeochemical processes that affect wetland C pools and fluxes are complex and dynamic, making measurements of wetland C challenging. Over decades...
At what scales does a river meander? Scale-specific sinuosity (S3) metric for quantifying stream meander size distribution
Larry Stanislawski, Barry J. Kronenfeld, Barbara P. Buttenfield, Ethan J. Shavers
2023, Geomorphology (436)
Stream bend geometry is linked to terrain features, hydrologic and ecologic conditions, and anthropogenic forces. Knowledge of the distributions of geometric properties of streams advances understanding of changing landscape conditions and associated processes that operate over a range of spatial...
Understanding the drivers of volcano deformation through geodetic model verification and validation
Joshua Allen Crozier, Leif Karlstrom, Emily K. Montgomery-Brown, Mario Angarita, Valerie Cayol, Mary Grace Bato, Taiyi Wang, Ronni Grapenthin, Tara Shreve, Kyle R. Anderson, Ana Astort, Olivier Bodart, Flavio Cannavò, Gilda Currenti, Farshid Dabaghi, Brittany A. Erickson, Deepak Garg, Matthew Head, Adriana Iozzia, Young Cheol Kim, Hélène Le Mével, Camila Novoa Lizama, Cody Rucker, Francesca Silverii, Yan Zhan
2023, Bulletin of Volcanology (85)
Volcano geodesy often involves the use of models to explain observed surface deformation. A variety of forward models are used, from analytical point sources to numerical simulations that consider complex magma system geometries, topography, and material properties. Various inversion methods can then be used to relate observed volcano data to...
Arctic-boreal lakes of interior Alaska dominated by contemporary carbon
Fenix Garcia-Tigreros, Clayton D. Elder, Martin R. Kurek, Benjamin L. Miller, Xiaomei Xu, Kimberly Wickland, Cluadia I. Czimczik, Mark M. Dornblaser, Robert G. Striegl, Ethan D. Kyzivat, Laurence C. Smith, Robert G.M. Spencer, Charles E. Miller, David Butman
2023, Environmental Research Letters (18)
Northern high-latitude lakes are critical sites for carbon processing and serve as potential conduits for the emission of permafrost-derived carbon and greenhouse gases. However, the fate and emission pathways of permafrost carbon in these systems remain uncertain. Here, we used the natural abundance of radiocarbon to identify and trace the...
Where the past meets the present: Connecting nitrogen from watersheds to streams through groundwater flowpaths
Eric M. Moore, Janet R. Barclay, Adam B. Haynes, Kevin E. Jackson, Alaina M. Bisson, Martin A. Briggs, Ashley M. Helton
2023, Environmental Research Letters (18)
Groundwater discharge to streams is a nonpoint source of nitrogen (N) that confounds N mitigation efforts and represents a significant portion of the annual N loading to watersheds. However, we lack an understanding of where and how much groundwater N enters streams and watersheds. Nitrogen concentrations at...
A community convention for ecological forecasting: Output files and metadata version 1.0
Michael C. Dietze, R. Quinn Thomas, Jody Peters, Carl Boettiger, Gerband Koren, Alexy N. Shiklomanov, Jaime Ashander
2023, Ecosphere (14)
This paper summarizes the open community conventions developed by the Ecological Forecasting Initiative (EFI) for the common formatting and archiving of ecological forecasts and the metadata associated with these forecasts. Such open standards are intended to promote interoperability and facilitate forecast communication, distribution, validation,...
Sediment sources and connectivity linked to hydrologic pathways and geomorphic processes: A conceptual model to specify sediment sources and pathways through space and time
Jong Cho, Diana Karwan, Katherine Skalak, James Pizzuto, Max Huffman
2023, Frontiers in Water (5)
Sediment connectivity is a conceptualization for the transfer and storage of sediment among different geomorphic compartments across upland landscapes and channel networks. Sediment connectivity and dysconnectivity are linked to the water cycle and hydrologic systems with the associated multiscale interactions with climate, soil, topography, ecology, and landuse/landcover under natural...
Conserved grasslands support similar pollinator diversity as pollinator-specific practice regardless of proximal cropland and pesticide exposure
Johanna M. Kraus, Kelly L. Smalling, Mark W. Vandever, Carrie E. Givens, Cassandra Smith, Dana W. Kolpin, Michelle L. Hladik
2023, Royal Society Open Science (10) 231093
Pollinator diversity and abundance are declining globally. Cropland agriculture and the corresponding use of agricultural pesticides may contribute to these declines, while increased pollinator habitat (flowering plants) can help mitigate them. Here we tested whether the relative effect of wildflower plantings on pollinator diversity and counts were modified by proportion...
Incorporating environmental heterogeneity and observation effort to predict host distribution and viral spillover from a bat reservoir
Rita Ribeiro, Jason Matthiopoulos, Finn Lindgre, Carlos Tello, Carlos M. Zariquiey, William Valderrama, Tonie E. Rocke, Daniel G. Streicker
2023, Proceedings of the Royal Society B: Biological Sciences (209)
Predicting the spatial occurrence of wildlife is a major challenge for ecology and management. In Latin America, limited knowledge of the number and locations of vampire bat roosts precludes informed allocation of measures intended to prevent rabies spillover to humans and livestock. We inferred the spatial distribution...
Characterization of acoustic detection efficiency using an unmanned surface vessel as a mobile receiver platform
Eric M. Gaskell, Tyler Reid Funnell, Christopher M. Holbrook, Darryl W. Hondorp, Xiaobo Tan
2023, Animal Biotelemetry (11)
Studies involving acoustic telemetry typically use stationary acoustic receivers arranged in an array or grid. Unmanned surface vehicle (USV)-based mobile receivers offer advantages over the latter approach: the USV can be programmed to autonomously carry a receiver to and from target locations, more readily adapting to...
Stress gradients structure spatial variability in coastal tidal marsh plant composition and diversity in a major Pacific coast estuary
Lyndsay L. Rankin, Scott F. Jones, Christopher N. Janousek, Kevin J. Buffington, John Takekawa, Karen M. Thorne
2023, Frontiers in Ecology and Evolution (11)
Understanding the drivers of variability in plant diversity from local to landscape spatial scales is a challenge in ecological systems. Environmental gradients exist at several spatial scales and can be nested hierarchically, influencing patterns of plant diversity in complex ways. As plant community dynamics influence ecosystem function, understanding the...
Evaluation of the US COVID-19 Scenario Modeling Hub for informing pandemic response under uncertainty
Emily Howerton, Lucie Contamin, Luke C Mullany, Michelle Qin, Nicholas G. Reich, Samantha Bents, Rebecca K. Borchering, Sung-mok Jung, Sara L Loo, Claire P. Smith, John Levander, Jessica Kerr, J. Espino, Willem G. van Panhuis, Harry Hochheiser, Marta Galanti, Teresa K Yamana, Sen Pei, Jeffrey L. Shaman, Kaitlin Rainwater-Lovett, Matt Kinsey, Kate Tallaksen, Shelby Wilson, Lauren Shin, Joseph C Lemaitre, Joshua Kaminsky, Juan Dent Hulse, Elizabeth C. Lee, Clif McKee, Alison Hill, Dean Karlen, Matteo Chinazzi, Jessica T Davis, Kunpeng Mu, Xinyue Xiong, Ana Pastore Piontti, Alessandro Vespignani, Erik T Rosenstrom, Julie S Ivy, Maria E Mayorga, Julie L Swann, Guido Espana, Sean Cavany, Sean Moore, Alex Perkins, Thomas J. Hladish, Alexander N. Pillai, Kok Ben Toh, Ira Longini, Shi Chen, Rajib Paul, Daniel Janies, Jean-Claude Thill, Anass Bouchnita, Kaiming Bi, Michael Lachmann, Spencer Fox, Lauren Ancel Meyers, Ajitesh Srivastava, Przemyslaw Porebski, Srinivasan Venkatramanan, Aniruddha Adiga, Bryan Lewis, Brian Klahn, Joseph Outten, Benjamin Hurt, Jiangzhuo Chen, Henning Mortveit, Amanda Wilson, Madhav Marathe, Stefan Hoops, Parantapa Bhattacharya, Dustin Machi, Betsy L Gunnels, Jessica M Healy, Rachel B. Slayton, Michael A Johansson, Matthew Biggerstaff, Shaun Truelove, Michael C. Runge, Katriona Shea, Cecile Viboud, Justin Lessler
2023, Epidemics (14)
Our ability to forecast epidemics far into the future is constrained by the many complexities of disease systems. Realistic longer-term projections may, however, be possible under well-defined scenarios that specify the future state of critical epidemic drivers. Since December 2020, the U.S. COVID-19 Scenario Modeling Hub...
Modeling groundwater-level responses to multiple stresses using transfer-function models and wavelet analysis in a coastal aquifer system
Guoxiang Yang, Kurt J. McCoy
2023, Journal of Hydrology (627)
In coastal aquifers, dynamic stresses such as climate forcings, groundwater withdrawals, and ocean tidal fluctuations cause nonlinear responses to groundwater levels. Such responses to the stresses impact groundwater resources and related flooding and infrastructure risks at multiple scales. We used time-series models such as transfer-function models and wavelet analysis to...
Evaluating management alternatives for Wyoming elk feedgrounds in consideration of chronic wasting disease
Jonathan D. Cook, Paul C. Cross, Emily M. Tomaszewski, Eric K. Cole, Evan H. Campbell Grant, James M. Wilder, Michael C. Runge
2023, Open-File Report 2023-1015
Executive SummaryThe authors used decision and modeling analyses to evaluate management alternatives for a decision on whether to permit Cervus canadensis (elk) feeding on two sites on Bridger-Teton National Forest, Dell Creek and Forest Park. Supplemental feeding of elk could increase the transmission of chronic wasting disease (CWD) locally and...
Updates to the regional groundwater-flow model of the New Jersey Coastal Plain, 1980–2013
Alison D. Gordon, Glen B. Carleton
2023, Scientific Investigations Report 2023-5066
A 21-layer three-dimensional transient groundwater-flow model of the New Jersey Coastal Plain was developed and calibrated by the U.S. Geological Survey (USGS) in cooperation with the New Jersey Department of Environmental Protection to simulate groundwater-flow conditions during 1980–2013, incorporating average annual groundwater withdrawals and average annual groundwater recharge. This model...
The 3D Elevation Program—Supporting Missouri’s economy
David Nail
2023, Fact Sheet 2023-3042
IntroductionBecause of its geography, Missouri is frequently subject to natural disasters. Ice storms, severe thunderstorms, tornadoes, and flooding are all common occurrences. Since 1990, Missouri has received 40 Federal major disaster declarations. Floods and droughts severely affect the State’s agriculture, which is a leading industry. Another potential major hazard is...
