Movement behavior in a dominant ungulate underlies successful adjustment to a rapidly changing landscape following megafire
Kendall L. Calhoun, Thomas Connor, Kaitlyn M. Gaynor, Amy Van Scoyoc, Michael C Mcinturff, Samantha E.S. Kreling, Justin S. Brashares
2024, Movement Ecology (12)
BackgroundMovement plays a key role in allowing animal species to adapt to sudden environmental shifts. Anthropogenic climate and land use change have accelerated the frequency of some of these extreme disturbances, including megafire. These megafires dramatically alter ecosystems and challenge the capacity of several species to adjust to...
Forecasting inundation of catastrophic landslides from precursory creep
Yuankun Xu, R. Burgmann, David L. George, E..J. Fielding, G.X. Solis-Gordillo, D.B. Yanez-Borja
2024, Geophysical Research Letters (51)
Forecasting landslide inundation upon catastrophic failure is crucial for reducing casualties, yet it remains a long-standing challenge owing to the complex nature of landslides. Recent global studies indicate that catastrophic hillslope failures are commonly preceded by a period of precursory creep, motivating a novel scheme to foresee...
Movement patterns of a small-bodied minnow suggest nomadism in a fragmented, desert river
Martinique J. Chavez, Phaedra E. Budy, Casey A. Pennock, Thomas P. Archdeacon, Peter D. MacKinnon
2024, Movement Ecology (12)
BackgroundUnfettered movement among habitats is crucial for fish to access patchily distributed resources and complete their life cycle, but many riverscapes in the American Southwest are fragmented by dams. The federally endangered Rio Grande silvery minnow (Hybognathus amarus, RGSM) persists in a fragmented remnant of its former range (ca. 95%...
Quantitative risk of earthquake disruption to global copper and rhenium supply
Kishor S. Jaiswal, Nico Luco, Emily K. Schnebele, Nedal T. Nassar, Donya Otarod
2024, Open-File Report 2024-1028
Earthquakes have the potential to substantially affect mining operations, potentially leading to supply chain disruptions and adversely affecting the global economy. This study explores the quantification of earthquake risk to copper and rhenium commodity supply by examining the spatial concentration of high earthquake hazard areas and the commodity-specific mining, smelting,...
Assessment of long-term changes in surface-water extent within Klamath Marsh, south-central Oregon, 1985–2021
Joseph J. Kennedy, Henry M. Johnson, Stephen B. Gingerich
2024, Scientific Investigations Report 2024-5033
The annual maximum extent of surface water in Klamath Marsh has naturally fluctuated in response to periods of wet and dry conditions in the surrounding basin. Field observations during the 2010s indicate that the annual maximum extent of surface water has been declining and the marsh is not responding to...
Wildfires influence mercury transport, methylation, and bioaccumulation in headwater streams of the Pacific Northwest
Austin K. Baldwin, James Willacker, Branden L. Johnson, Sarah E. Janssen, Collin A. Eagles-Smith
2024, Environmental Science & Technology (58) 14396-14409
The increasing frequency and severity of wildfires are among the most visible impacts of climate change. However, the effects of wildfires on mercury (Hg) transformations and bioaccumulation in stream ecosystems are poorly understood. We sampled soils, water, sediment, in-stream leaf litter, periphyton, and aquatic invertebrates in 36 burned (one-year post...
The LTAR Grazing Land Common Experiment at the Jornada Experimental Range: Old genetics, new precision technologies, and adaptive value chains
Sheri Spiegal, Rick E. Estell, Andres F. Cibils, Andrew Cox, Matthew M. McIntosh, Dawn M. Browning, Michael C. Duniway, Micah Funk, Lara Macon, Sarah E. McCord, Matthew Redd, Cindy Tolle, Santiago A. Utsumi, Jeremy Walker, Nicholas P. Webb, Brandon T. Bestelmeyer
2024, Journal of Environmental Quality (63) 880-892
Rangelands and the supply chains connected to them are central to the agrifood systems of the Southwestern United States. Local ranchers are simultaneously arid lands managers, herd managers, and marketing managers. To stay in business, they must constantly adapt to unpredictable forage resources and markets while conserving soils and vegetation...
Re-evaluating Marine Isotope Stage 5a paleo-sea-level trends from across the Florida Keys reef tract
Scarlette Hsia, Lauren Toth, Richard A. Mortlock, Charles Kerans
2024, Quaternary Science Advances (15)
Unraveling how Global Mean Sea Level (GMSL) fluctuated during past warm periods can improve our understanding of linkages between sea-level fluctuations, orbital forcing, and ice-sheet dynamics. Current estimates of GMSL for Marine Isotope Stages (MIS) 5a and 5c — two warm intervals following the relatively well-documented MIS 5e — contain...
Vulnerability of mineral-associated soil organic carbon to climate across global drylands
Díaz-Martínez Paloma, Fernando T. Maestre, Eduardo Moreno-Jimenez, Manuel Delgado-Baquerizo, David J. Eldridge, Hugo Saiz, Nicolas Gross, Yoann Le Bagousse-Pinguet, Beatriz Gozalo, Victoria Ochoa, Emilio Guirado, Miguel García-Gómez, Enrique Valencia, Sergio Asensio, Miguel Berdugo, Jaime Martinez-Valderrama, Betty J. Mendoza, Juan C. García-Gil, Claudio Zaccone, Marco Panettieri, Pablo García-Palacios, Wei Fan, Iria Benavente-Ferraces, Ana Rey, Nico Eisenhauer, Simone Cesarz, Mehdi Abedi, Rodrigo J. Ahumada, Julio M. Alcantara, Fateh Amghar, Valeria Aramayo, Antonio I. Arroyo, Khadijeh Bahalkeh, Farah Ben Salem, Niels Blaum, Bazartseren Boldgiv, Matthew A. Bowker, Donaldo Bran, Cristina Branquinho, Chongfeng Bu, Yonatan Cáceres, Rafaella Canessa, Andrea P. Castillo-Monroy, Ignacio Castro, Patricio Castro-Quezada, Roukaya Chibani, Abel A. Conceição, Courtney M. Currier, Anthony Darrouzet-Nardi, Balazs Deak, Christopher R. Dickman, David A. Donoso, Andrew J. Dougill, Jorge Duran, Hamid Ejtehadi, Carlos I. Espinosa, Alex Fajardo, Mohammad Farzam, Daniela Ferrante, Lauchlan H. Fraser, Juan J. Gaitan, Elizabeth Gusman Montalván, Rosa M. Hernández-Hernández, Andreas von Hessberg, Norbert Holzel, Elisabeth Huber-Sannwald, Frederic M. Hughes, Oswaldo Jadan-Maza, Katja Geissler, Anke Jentsch, Mengchen Ju, Kudzai F. Kaseke, Liana Kindermann, Jessica E. Koopman, Peter C. le Roux, Pierre Liancourt, Anja Linstadter, Jushan Liu, Michelle A. Louw, Gillian Maggs-Kolling, Thulani P. Makhalanyane, Oumarou Malam Issa, Eugene Marais, Pierre Margerie, Antonio J. Mazaneda, Mitchel P. McClaran, Joao Vitor S. Messeder, Juan P. Mora, Gerardo Moreno, Seth M. Munson, Alice Nunes, Gabriel Oliva, Gastón R. Oñatibia, Brooke Osborne, Guadalupe Peter, Yolanda Pueyo, R. Emiliano Quiroga, Sasha C. Reed, Victor M. Reyes, Alexandra Rodriguez, Jan C. Ruppert, Osvaldo E. Sala, Ayman Salah, Julius Sebei, Michael Sloan, Shijirbaatar Solongo, Ilan Stavi, Colton R.A. Stephens, Alberto L. Teixido, Andrew D. Thomas, Heather L. Throop, Katja Tielborger, Samantha K. Travers, James Val, Orsolya Valko, Liesbeth van den Brink, Frederike Velbert, Wanyoike Wamiti, Deli Wang, Lixin Wang, Glenda M. Wardle, Laura Yahdjian, Eli Zaady, Juan M. Zeberio, Yuanming Zhang, Xiaobing Zhou, Cesar Plaza
2024, Nature Climate Change (14) 976-982
Mineral-associated organic carbon (MAOC) constitutes a major fraction of global soil carbon and is assumed less sensitive to climate than particulate organic carbon (POC) due to protection by minerals. Despite its importance for long-term carbon storage, the response of MAOC to changing climates in drylands, which cover more than 40%...
Freshwater biogeochemical hotspots: High primary production and ecosystem respiration in shallow waterbodies
Joseph Rabaey, Meredith Holgerson, David Richardson, Mikkel R. Andersen, Sheel Bansal, Lauren E Bortolotti, James Cotner, Daniel Hornbach, Kenneth T. Martinsen, Eric Moody, Olivia F. Schloegel
2024, Geophysical Research Letters (51)
Ponds, wetlands, and shallow lakes (collectively “shallow waterbodies”) are among the most biogeochemically active freshwater ecosystems. Measurements of gross primary production (GPP), respiration (R), and net ecosystem production (NEP) are rare in shallow waterbodies compared to larger and deeper lakes, which can bias our understanding of lentic ecosystem processes. In...
Modeling rare plant habitat together with public land managers using an iterative, coproduced process to inform decision-making on multiple-use public lands
Catherine S. Jarnevich, Sarah K. Carter, Zoe M. Davidson, Nicole D. MacPhee, Patrick J. Alexander, Brandon Hayes, Pairsa N. Belmaric, Benjamin R Harms
2024, Conservation Science and Practice (6)
Public lands across the United States are managed for multiple uses, resources, and values ranging from energy development to rare plant conservation. Intensified energy development and other land use changes across the Southwestern United States have increased the need for proactive management to mitigate impacts to rare plants. Habitat suitability...
Environmental DNA (eDNA) surveillance of the federally threatened Slender Chub (Erimystax cahni) in the Clinch River and Powell River
Robert T.R. Paine, Mark W. Rogers, Amanda E. Rosenberger
2024, Cooperator Science Series CSS-157-2024
The slender chub (Erimystax cahni) is a federally threatened fish native to and geographically restricted to eastern North America. More specifically, the Powell, Clinch, and lower Holston Rivers in Tennessee were historical collection areas. Habitat degradation from multiple sources, including surface mining, agriculture, dams, and urbanization, is associated with the...
Resilient riverine social–ecological systems: A new paradigm to meet global conservation targets
Denielle M. Perry, Sarah J. Praskievicz, Ryan McManamay, Alark Saxena, K. C. Grimm, Nicholas Zegre, Lucas Bair, Benjamin L. Ruddell, Richard Rushforth
2024, WIREs Water (11)
The United Nations' Convention on Biological Diversity set forth the 30 × 30 target, an agenda for countries to protect at least 30% of their terrestrial, inland water, and coastal and marine areas by 2030. With <6 years to reach that goal, riverine conservation professionals are faced with the difficult decision of prioritizing...
Genetic origins of a resurging lake whitefish, Coregonus clupeaformis, population in the Detroit River, Laurentian Great Lakes
Wendylee Stott, Robin L. DeBruyne, Edward F. Roseman
2024, International Journal of Limnology (60)
The Detroit River connects Lake Huron and Lake Erie of the Laurentian Great Lakes. The river once supported a substantial lake whitefish (Coregonus clupeaformis) fishery until the early 1900s, when habitat loss, pollution, and overfishing contributed to the collapse of the fishery and loss of spawning populations in the river....
Estimating species-specific U.S. waterfowl harvest
Ben Augustine, Andy Royle
2024, Preprint
The U.S. Fish and Wildlife Service monitors species-specific waterfowl (ducks, seaducks, geese, and brant) harvest through two hunter surveys, one that estimates the total harvest for each waterfowl group, and a second that estimates the species composition of each waterfowl group. Point estimates for species-specific harvest can be computed by...
Effect of a dense inflow on the stratification of a steep-side lake
Roger Pieters, Gregory A. Lawrence, Albert Leung, John Crusius, Thomas Pedersen
2024, Limnology and Oceanography (69) 1905-1917
We detail the effect of a small stream of dense inflow that significantly altered the stratification and water quality in a constructed water body in northern British Columbia, Canada. As the dense inflow passed through the epilimnion of the steep-sided lake, it entrained relatively large quantities of water. The resulting...
3-D geological modeling for numerical flow simulation studies of gas hydrate reservoirs at the Kuparuk State 7-11-12 Pad in the Prudhoe Bay Unit on the Alaska North Slope
Machiko Tamaki, Misuzu Taninaka, Satoshi Ohtsuki, Aung Than Tin, Naoyuki Shimoda, Timothy Collett, Ray Boswell
2024, Energy and Fuels (28) 15248-15269
Accurate reservoir evaluation requires reliable three-dimensional (3-D) geological models. This study conducted 3-D geological modeling for numerical flow simulation of the B1 sand gas hydrate reservoir at the Kuparuk State 7-11-12 pad, Prudhoe Bay Unit, Alaska North Slope. The model integrates well logs, core, and seismic...
Incorporating projected climate conditions to map future riparian refugia
Kimberly E Szcodronski, Alisa A. Wade, Sarah Elizabeth Burton, Blake R. Hossack
2024, Conservation Science and Practice (6)
Identifying areas expected to remain buffered from climate change and maintain biodiversity and ecological function (i.e., climate refugia) is important for climate adaptation planning. As structurally diverse transitional zones between terrestrial and aquatic environments, riparian areas are often biological hotspots and provide critical corridors for...
Evidence of long-range transport of selenium downstream of coal mining operations in the Elk River Valley, Canada
Madison Jo Foster, Meryl Biesiot Storb, Johanna Blake, Travis S. Schmidt, Rochelle A. Nustad, Ashley Morgan Bussell
2024, Environmental Science and Technology Letters (11) 856-861
Expanding coal-mining operations in the Elk River Valley (British Columbia, Canada) have increased total selenium (Se) concentrations in the transboundary Lake Koocanusa (Canada and United States), but the spatial extent of Se transport from the Elk River Mines is unknown. We evaluated multiple lines of evidence...
A Bayesian age from dispersed plagioclase and zircon dates in the Los Chocoyos ash, Central America
Alec Baudry, Bradley S. Singer, Brian Jicha, Christine E. Jilly-Rehak, Jorge A. Vazquez, C. Brenhin Keller
2024, Earth and Planetary Science Letters (643)
The eruption that produced the modern Atitlán caldera in Guatemala has a Volcanic Explosivity Index (VEI) greater than 8, making it the largest of the Quaternary in the Central American Volcanic Arc (CAVA). It generated ∼1220 km3 (730 km3 dense rock equivalent)...
Significant challenges to the sustainability of the California coast considering climate change
Karen M. Thorne, Glen M. MacDonald, Francisco P. Chavez, Richard F. Ambrose, Patrick L. Barnard
2024, Proceedings of the National Academy of Sciences (121)
Climate change is an existential threat to the environmental and socioeconomic sustainability of the coastal zone and impacts will be complex and widespread. Evidence from California and across the United States shows that climate change is impacting coastal communities and challenging managers with a plethora of stressors already present. Widespread...
Near-real-time earthquake-induced fatality estimation using crowdsourced data and few-shot large-language models
Chenguang Wang, Davis T. Engler, Xuechun Li, James Hou, David J. Wald, Kishor S. Jaiswal, Susu Xu
2024, International Journal of Disaster Risk Reduction (111)
When a damaging earthquake occurs, immediate information about casualties (e.g., fatalities and injuries) is critical for time-sensitive decision-making by emergency response and aid agencies in the first hours and days. Systems such as the Prompt Assessment of Global Earthquakes for Response (PAGER) by the U.S. Geological Survey (USGS)...
Evaluation of classified ground points from National Agriculture Imagery program photogrammetrically derived point clouds
Jung-Kuan Liu, Samantha Arundel, Ethan J. Shavers
2024, Remote Sensing Letters (15)
Studies have shown that digital surface models and point clouds generated by the United States Department of Agriculture’s National Agriculture Imagery Program (NAIP) can measure basic forest parameters such as canopy height. However, all measured forest parameters from these studies are evaluated using the differences between NAIP digital...
High resolution identification and quantification of diffuse deep groundwater discharge in mountain rivers using continuous boat-mounted helium measurements
Connor P. Newman, Eric Humphrey, Matthias Brennwald, W. Payton Gardner, Kelli M Palko, Michael Gooseff, Kip Solomon
2024, Journal of Hydrology (640)
Discharge of deeply sourced groundwater to streams is difficult to locate and quantify, particularly where both discrete and diffuse discharge points exist, but diffuse discharge is one of the primary controls on solute budgets in mountainous watersheds. The noble gas helium is a unique identifier...
Use of otolith microchemistry to determine natal origin for Silver Carp Hypophthalmichthys molitrix in the lower Mississippi River basin
CE Barshinger, MA Eggleton, Jonathan J. Spurgeon
2024, Biological Invasions (26) 3091-3106
Silver Carp (Hypophthalmichthys molitrix) populations have established and expanded throughout the lower Mississippi River basin (LMRB). Information pertaining to Silver Carp population mixing among rivers within the LMRB is lacking. Documented relations between Silver Carp otolith and river water barium (Ba) and strontium (Sr) microchemical signatures...
