Practical pathways for protecting headwater streams in urbanizing areas
Belinda Hatt, Chamantha Athapaththu, Jonathan Behrens, Sally Boer, Matthew J. Burns, Ryan Burrows, Riley de Jong, Caroline Elsner, Vaughn Grey, Moss Imberger, Brianna Williams, Rhys Coleman
2025, Freshwater Science (44) 546-567
Headwater streams are diverse ecosystems and important sources of water and dissolved and particulate resources to the downstream river network. However, across the world, they are rapidly being degraded or lost through human activities, particularly urban development. This degradation and loss have negative consequences for the structure and function of...
Control of a dominant predator influences the occurrence of a mesocarnivore of conservation concern
Kara M. White, Amanda E. Cheeseman, Joshua D. Stafford, Robert Charles Lonsinger
2025, Wildlife Research (52)
ContextInterspecific interactions shape ecological communities, influence community dynamics, and drive co-evolution. Despite their ecological significance, predation and competition remain understudied in plains spotted skunks (Spilogale interrupta), a species of conservation concern. Clarifying how predator management influences their occurrence is crucial for effective conservation.AimsWe investigated how coyote (Canis latrans)...
Relationship of basin structure and bedrock lithology to faulting in the 2019 Ridgecrest earthquake region, California, from gravity and aeromagnetic data
Victoria Langenheim, Elizabeth Haddon
2025, Conference Paper, Friends of the Pleistocene Pacific Cell annual meeting fieldtrip guidebook
We investigate patterns of cumulative offsets on the faults that ruptured in 2019 and along the Garlock Fault in the Ridgecrest region, California using recently published gravity and aeromagnetic data. We also examine the relationship of basin structure and bedrock structure to the 2019 M7.1 Ridgecrest earthquake ruptures (Fig. 1A),...
Heat-driven functional extinction of Caribbean Acropora corals from Florida's Coral Reef
Derek P. Manzello, Ross Cunning, Richard F. Karp, Andrew C. Baker, Erich Bartels, Ryan Bonhag, Alexandra Borreil, Amanda Bourque, Kristen T. Brown, Andrew W. Bruckner, Bryce Corbett, Martine D’Alessandro, Craig Dahlgren, Jenna Dilworth, Erick Gieger, David S. Gilliam, Maya Gomez, Grace Hanson, Cailin Harrell, Dalton Hesley, Lindsay K. Huebner, Carly D. Kenkel, Hannah R. Koch, Joe Kuehl, Ilsa B. Kuffner, Mark C. Ladd, Sophia Lee, Kathryn C. Lesneski, Amanda Lewan, Diego Lirman, Gang Liu, Shayla B. Matsuda, Phanor H. Montoya-Maya, Jennifer Moore, Erinn M. Muller, Ken Nedimeyer, John E. Parkinson, Rob Ruzicka, Jason Spadaro, Blake L. Spady, Jennifer Stein, Joseph D. Unsworth, Alexandra D. Wen, Dana E. Williams, Sara Williams, Olivia M. Williamson
2025, Science (390) 361-366
In 2023, a record-setting marine heat wave triggered the ninth mass coral bleaching event on Florida’s Coral Reef (FCR). We examined spatial patterns of heat exposure along the ~560-kilometer length of FCR and the mortality of two ecologically important, critically endangered reef-building corals. Sea surface temperatures were ≥31°C for an...
Zircon as a pathfinder to REE mineralization
Ian William Hillenbrand
2025, Geochemical Perspectives Letters (37) 18-23
Carbonatites and alkaline silicate rocks are major primary sources of the rare earth elements (REE) and other critical metals, such as Nb. Despite the economic significance of these rocks, their formation and the processes of REE enrichment are poorly understood. Here, statistical analysis of a global dataset demonstrates that zircon...
Precipitation timing mediates life-stage and population-level associations with climate for an indicator species
Shawn T. O’Neil, Carl Gregory Lundblad, Brianne E. Brussee, John Christopher Tull, Michael L. Casazza, Justin R. Small, Cameron L. Aldridge, Peter S. Coates
2025, Scientific Reports (15)
Global climate change is contributing to declines in biodiversity, although changes vary across geographic regions and species. The iconic greater sage-grouse (Centrocercus urophasianus; sage-grouse) is central to conservation within the North American sagebrush ecosystem, yet its vulnerability to climate effects remains poorly understood. We used hierarchical models to explore weather...
Linking bathythermal habitat selection to management of a migratory freshwater fish
Richard Kraus, Matthew Faust, Scott F. Colborne, Christopher Vandergoot
2025, Movement Ecology (13)
BackgroundFor migratory fishes, habitat selection in dimensions of temperature and depth may be jointly used to define the bathythermal niche. Seasonal and long-term changes in the availability of bathythermal habitat can cause behavioral responses that have consequences for managing interjurisdictional fisheries that target migratory fishes. Management of such...
Greenhouse gas emissions from ditches in oil palm plantations on tropical peatlands in Malaysia
Kuno Kasak, Iryna Dronova, Kaido Soosaar, Lulie Melling, Wong Guan Xhuan, Faustina Sangok, Reti Ranniku, Jorge A. Villa, Sheel Bansal, Michael Peacock, Ülo Mander
2025, Scientific Reports (15)
Tropical peatlands, which store 20% of global peat carbon, are increasingly threatened by conversion to alternative land-uses such as oil palm plantations, pulp wood plantations, crop growth or other economic activities. This transformation involves peatland drainage, which lowers water tables, exposes peat to oxygen, and alters greenhouse gas (GHG) emissions:...
An approach to urban waterway assessment using holistic values and reciprocity
Mateo Scoggins, Isabelle C. Barrett, Belinda I. Margetts, Eugenia Martí, Brian M. Murphy, Allison H. Roy, Ruth I. Shear, Sergia S. Sabat-Bonilla, Natalie A. Griffiths, Vinitha Nanjappa, Kate Mussett, Kasey M. Stirling, Susan Chiblow, Shayenna Nolan
2025, Freshwater Science (44) 633-659
Current aquatic ecosystem assessment methods and tools often focus on physical, chemical, and biological indicators of ecosystem health. This approach to ecosystem assessment is not always straightforward to execute in urban environments and ignores potential connectivity between social and environmental outcomes. During a workshop at the Symposium...
Geochemical evidence for the origin of late Quaternary loess, Seward Peninsula, Alaska
Daniel R. Muhs, Jeffrey S. Pigati
2025, Arctic, Antarctic, and Alpine Research (57)
Loess is the most widespread surficial deposit in the state of Alaska. Although loess of last glacial age is common in mid-continental North America, records of last glacial loess in Alaska have been elusive. Here we report a record of last glacial loess on the Seward Peninsula,...
Mount Spurr volcano, August 18, 1992: The eruption heard around Alaska
Alexandra M. Iezzi, John Power
2025, Bulletin of Volcanology (87)
The August 18, 1992, eruption of Mount Spurr volcano, Alaska, produced an impressive Vulcanian to Subplinian eruption column reaching up to 40 km above sea level that blanketed the nearby city of Anchorage with ash. At the time of the eruption, the Alaska Volcano Observatory received reports of audible sound hundreds...
Cyanotoxin production in shallow subtropical lakes is driven by nutrient enrichment and primary producer abundance on the millennial scale
Savvas Paradeisis-Stathis, Matthew N. Waters, Debra A. Willard, Sophia Foliano, Richard S. Vachula
2025, Harmful Algae (151)
Increased cyanotoxin concentrations from harmful algal blooms (HABs) in lake systems pose a global challenge to water quality. Although progress has been made in monitoring cyanotoxins in modern environments over recent decades, identifying the triggers of cyanotoxin release by cyanobacteria has yielded mixed results from experimental and analytical studies. Paleolimnological...
Toward a shared vision for climate-informed resource stewardship
Brian W. Miller, Gregor W. Schuurman, Wylie Carr, David J. Lawrence, Lindsey Thurman, Aparna Bamzai-Dodson, Leslie A. Brandt, Shelley D. Crausbay, Molly Elizabeth Smith Cross, Mitchell J. Eaton, Maria K. Janowiak, D. Todd Jones-Farrand, Julian Reyes
2025, Frontiers in Ecology and the Environment (23)
Climate-change adaptation planning processes and tools are increasing in number and evolving rapidly. During times of innovation and proliferation, a potential danger is incoherence, when well-intended contributions can overwhelm, create confusion, or mask complementarities. A shared vision is needed to avoid duplication, reduce misunderstandings, and facilitate work across jurisdictions to...
Satellite assessment of winter cover crop and conservation tillage outcomes to support adaptive management in working landscapes
W. Dean Hively, Feng Gao, Gregory W. McCarty, Craig S.T. Daughtry, Xuesong Zhang, Jyoti Jennewein, Alison Thieme, Brian T. Lamb, Jason Keppler, Cathleen J. Hapeman, Michael Cosh, Steven B. Mirsky
2025, Journal of Environmental Quality (54) 1548-1571
The use of winter cover crops and conservation tillage are agricultural practices promoted to reduce nutrient and sediment loss from cropland, improve soil health, increase infiltration, and support farm nutrient cycling and ecosystem services. However, environmental performance of these practices is variable in the working farm landscape. The Lower Chesapeake...
Expression and mechanisms of behavioral plasticity in large mammals
Rebecca R. Thomas-Kuzilik, Justine A. Becker, Jeffrey L. Beck, Justin G. Clapp, Alyson B. Courtemanch, Gary L. Fralick, Chris Geremia, L. Embere Hall, Matthew J. Kauffman, Blake Lowrey, Matthew C. Metz, Hollie M. Miyasaki, Kevin L. Monteith, Anna C. Ortega, Hall Sawyer, Douglas W. Smith, Erin E. Stahler, Daniel R. Stahler, Tana L. Verzuh, Jerod A. Merkle
2025, Ecosphere (16)
Behavioral plasticity, the alteration of behavior in response to stimuli, is becoming increasingly important in the context of human-induced rapid environmental change. Theoretical and empirical studies suggest that the expression and magnitude of behavioral plasticity are likely facilitated or constrained primarily by two factors: environmental variation and endogenous traits such...
GlASS - Global Aggregation of Stream Silica
Kathi Jo Jankowski, Keira Johnson, Nicholas Lyon, Sidney A. Bush, Paul Julian, Lienne R. Sethna, Diane M. McKnight, William H. McDowell, Adam S. Wymore, Pirkko Kortelainen, Hjalmar Laudon, Ruth C. Heindel, Amanda Poste, Arial J. Shogren, Fred Worrall, Luke Mosley, Pamela L. Sullivan, Joanna C. Carey
2025, Scientific Data (12)
Riverine silicon (Si) plays a vital role in governing primary production, water quality, and carbon cycling. Climate and land cover change have altered how dissolved Si (DSi) is processed on land, transported to rivers, and cycled through aquatic ecosystems. The Global Aggregation of Stream Silica (GlASS) database was constructed to...
Red spruce forest stand structure and Virginia northern flying squirrel habitat suitability
Tanner R. Humbert, Abigail W. McKellips, David R. Carter, P. Corey Green, Jesse L. De La Cruz, Corinne A. Diggins, W. Mark Ford
2025, International Journal of Forestry Research (2025)
The Virginia northern flying squirrel (Glaucomys sabrinus fuscus; VNFS) is a rare, Pleistocene-relict, disjunct subspecies of the northern flying squirrel. The squirrel occurs only in high-elevation red spruce (Picea rubens) forests of the central Appalachian Mountains of Virginia and West Virginia—a forest type that was substantially reduced by exploitative logging...
Land application of biosolid, livestock, and drilling wastes to US farmland: A potential pathway for the redistribution of contaminants in the environment
Jason R. Masoner, Dana W. Kolpin, Isabelle M. Cozzarelli, Denise M. Akob, Christopher H. Conaway, Carrie E. Givens, Michelle L. Hladik, Laura E. Hubbard, Rachael F. Lane, R. Blaine McCleskey, Todd M. Preston, Clayton D. Raines, Matthew S. Varonka, Michaelah C. Wilson
2025, Environmental Science: Processes & Impacts (27) 3372-3402
In the United States (U.S.), waste byproducts generated from the treatment of municipal waste (biosolids), production of livestock (livestock waste), and drilling of oil and gas wells (drilling waste) are commonly applied to agricultural lands. Although this can be a cost-effective reuse/disposal practice, there is limited research on the potential...
Seasonal body mass dynamics mediate life-history trade-offs in a hibernating mammal
Austin Z.T. Allison, Courtney J. Conway, Amanda R. Goldberg, Alice E. Morris, Emma C. Hakanson
2025, Journal of Animal Ecology
1. Energetic acquisition and growth are key traits that affect demography and life-history strategies. Many animals that live in seasonal environments in which food availability fluctuates store energy endogenously as fat in anticipation of food shortage. Fat-storing mammalian hibernators are an extreme example of this strategy where the optimal resolution...
Weather drivers of reproductive variability in perennial plants and their implications for climate change risks
Valentin Journé, Dave Kelly, Andrew Hacket-Pain, Ian S. Pearse, Jakob Szymkiowak, Jessie Foest, Katarzyna Kondrat, Iris Oberklammer, Mario B. Pesendorfer, Akiko Satake, Michal Bogdziewicz
2025, Nature Communications (16)
Seed production in perennial plants often shows strong year-to-year variation, a phenomenon known as masting. Masting is typically adaptive and driven by weather cues that synchronize reproduction by promoting or suppressing flowering and seed set. These cues, involving temperature, precipitation, and drought, differ across species and regions, yet a global...
Rare earth element-mineralized carbonatite in the Bear Lodge Alkaline Complex, USA—Ore genesis implications from fluid inclusion characterization
Allen K. Andersen, Danielle A. Olinger, Mitchell M. Bennett
2025, American Journal of Science (325)
Rare earth element (REE) resources of the Bear Lodge Alkaline Complex, Wyoming, are hosted in variably leached carbonatite spatially related to diatreme breccia pipes. We investigated the genesis of REE and lesser-known gold resources through fluid inclusion analysis of carbonatite, fluorite breccia, and smoky quartz vein samples. Physicochemical characteristics of...
Do bighorn sheep use desert tortoise burrow spoil piles as mineral licks in southern California?
Jeffrey E. Lovich, Danielle M. Cleveland, Charles Yackulic, Kristy L. Cummings, Michele R. Puffer, Molly J. Bechtel, Christopher R. Tracy, William J. Hoese, Gerardo Avila, Megan Peukert, Samantha Hubbard
2025, Bulletin, Southern California Academy of Sciences (124) 55-66
In a previous study, bighorn sheep (Ovis canadensis) were periodically photographed by trail cameras when they visited desert tortoise (Gopherus agassizii) burrows in the San Bernardino Mountains near Palm Springs, California, USA. The authors suggested that bighorn sheep may utilize the excavated spoil material from burrows as a mineral lick....
Tracing invasion routes of Cuban treefrogs into Louisiana using mitochondrial DNA
Erin B. Brosnan, Karen A. Paniagua Torres, Katerine R. Martin, Matthew S. Atkinson, Brad Glorioso, Hardin Waddle, Robert W. Mendyk, Anna E. Savage
2025, Frontiers in Amphibian and Reptile Science (3)
Understanding the origin and spread of invasive species is critical for predicting when and where new introductions will establish, and impact native species. However, due to the complexity of contributing factors such as multiple introductions, dispersal method, genetic admixture in founding populations, and variable propagule pressure, genetic patterns observed in...
Quantifying benthic flux of Mysis biomass through diel vertical migration at the ecosystem scale
Brian O’Malley, Georgia Wende Hoffman, Rosaura J. Chapina, Jason D. Stockwell, Collin J. Farrell
2025, Ecosystems (28)
Mysis diluviana is a macroinvertebrate that couples benthic and pelagic habitats on a daily timescale through diel vertical migration (DVM). However, quantifying how much Mysis biomass is exchanged between benthic and pelagic habitats at an ecosystem scale is difficult because of sampling limitations and variability in Mysis DVM behavior related to light and depth. Although Mysis are...
Emerging investigator series: Post-wildfire sediment geochemical characterization reveals manganese reactivity and a potential link to water quality impairment in the Gallinas Creek watershed, New Mexico
Elizabeth Jean Tomaszewski, Sheila F. Murphy, Johanna Blake, Michelle I. Hornberger, Gregory D. Clark
2025, Environmental Science: Processes and Impacts (27) 3551-3571
Water quality post-wildfire is often impaired by increased turbidity and elevated concentrations of elements such as manganese (Mn) and iron (Fe). Precipitation events exacerbate these issues, due in part to increased erosion and transport of sediment from hillslopes to surface water. Both Mn and Fe are major redox-active elements in...
