Multi-decadal simulation of marsh topography evolution under sea level rise and episodic sediment loads
M W Brand, Kevin J. Buffington, J B Rogers, Karen M. Thorne, E D Stein, B F Sanders
2022, Journal of Geophysical Research: Earth Surface (127)
Coastal marsh within Mediterranean climate zones is exposed to episodic watershed runoff and sediment loads that occur during storm events. Simulating future marsh accretion under sea level rise calls for attention to: (a) physical processes acting over the time scale of storm events and (b) biophysical processes...
Diverse tsunamigenesis triggered by the Hunga Tonga-Hunga Ha’apai eruption
Patrick Lynett, Maile McCann, Zili Zhou, Willington Renteria, Jose Borrero, Dougal Greer, ’Ofa Fa’anunu, Cyprien Bosserelle, Bruce E. Jaffe, SeanPaul La Selle, Andrew C. Ritchie, Alexander G. Snyder, Brandon Nasr, Jaqueline Bott, Nicholas A Graehl, Costas Synolakis, Behzad Ebrahimi, Ezgi Cinar
2022, Nature (609) 728-733
On the evening of 15 January 2022, the Hunga Tonga-Hunga Ha’apai volcano<a id="ref-link-section-d2495956e554" title="Cronin, S. J. et al. New volcanic island unveils explosive past. Eos https://doi.org/10.1029/2017EO076589...
Numbers and presence of guarding dogs affect wolf and leopard predation on livestock in northeastern Iran
Mahmood Soofi, Mobin Soufi, J. Andrew Royle, Matthias Waltert, Igor Khorozyan
2022, Basic and Applied Ecology (64) 147-156
Livestock predation can pose socio-economic impacts on rural livelihoods and is the main cause of retaliatory killings of carnivores in many countries. Therefore, appropriate interventions to reduce livestock predation, lower conflict and promote coexistence are needed. Livestock guarding dogs have been traditionally used to reduce predation, yet details regarding the...
New projections of 21st century climate and hydrology for Alaska and Hawaiʻi
Naoki Mizukami, Andrew J. Newman, Jeremy S. Littell, Thomas W. Giambelluca, Andrew W. Wood, Ethan D. Gutmann, Joseph J. Hamman, Diana R. Gergel, Bart Nijssen, Martyn . Clark, Jeffrey R. Arnold
2022, Climate Services (27)
In the United States, high-resolution, century-long, hydroclimate projection datasets have been developed for water resources planning, focusing on the contiguous United States (CONUS) domain. However, there are few statewide hydroclimate projection datasets available for Alaska and Hawaiʻi. The limited information on...
Root hemiparasitic plants are associated with more even communities across North America
Jasna Hodzic, Ian S. Pearse, Evelyn M. Beaury, Jeff Corbin, Jonathan D. Bakker
2022, Ecology (103)
Root hemiparasitic plants both compete with and extract resources from host plants. By reducing the abundance of dominant plants and releasing subordinates from competitive exclusion, they can have an outsized impact on plant communities. Most research on the ecological role of hemiparasites is manipulative and focuses...
Temperature variations in the northern Gulf of Alaska across synoptic to century-long time scales
Seth L. Danielson, Tyler D. Hennon, Daniel Monson, Robert M. Suryan, Rob W. Cambell, Steven J. Baird, Kristine Holderied, Thomas J. Weingartner
2022, Deep Sea Research Part II: Topical Studies in Oceanography (203)
Surface and subsurface moored buoy, ship-based, remotely sensed, and reanalysis datasets are used to investigate thermal variability of northern Gulf of Alaska (NGA) nearshore, coastal, and offshore waters over synoptic to century-long time scales. NGA sea surface temperature (SST) showed a...
A geospatial knowledge graph prototype for national topographic mapping
Dalia E. Varanka
2022, International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences (XLVIII-4/W1-2022) 511-516
Knowledge graphs are a form of database representation and handling that show the potential to better meet the challenges of data interoperability, semi-automated information reasoning, and information retrieval. Geospatial knowledge graphs (GKG) have at their core specialized forms of applied ontology that provide coherent spatial context to a domain of...
Trends analysis of Rangeland Condition Monitoring Assessment and Projection (RCMAP) fractional component time series (1985–2020)
Hua Shi, Matthew B. Rigge, Kory Postma, Brett Bunde
2022, GIScience & Remote Sensing (59) 1243-1265
Rangelands have a dynamic response to climate change, fire, and other anthropogenic disturbances. The Rangeland Condition, Monitoring, Assessment, and Projection (RCMAP) product aims to capture this response by quantifying the percent cover of eight rangeland components, associated error, and trends across the western United States using Landsat from 1985 to...
Bedrock depth influences spatial patterns of summer baseflow, temperature and flow disconnection for mountainous headwater streams
Martin A. Briggs, Phillip J. Goodling, Zachary Johnson, Karli M. Rogers, Nathaniel P. Hitt, Jennifer H. Fair, Craig D. Snyder
2022, Hydrology and Earth System Sciences (26) 3989-4011
In mountain headwater streams, the quality and resilience of summer cold-water habitat is generally regulated by stream discharge, longitudinal stream channel connectivity and groundwater exchange. These critical hydrologic processes are thought to be influenced by the stream corridor bedrock contact depth (sediment thickness), a parameter often inferred from sparse hillslope...
Understory plant communities show resistance to drought, hurricanes, and experimental warming in a wet tropical forest
Aura M. Alonso-Rodriguez, Tana E. Wood, Jamarys Torres-Diaz, Molly A. Cavaleri, Sasha C. Reed, Benedicte Bachelot
2022, Frontiers in Forests and Global Change (5)
Global climate change has led to rising temperatures and to more frequent and intense climatic events, such as storms and droughts. Changes in climate and disturbance regimes can have non-additive effects on plant communities and result in complicated legacies we have yet to understand. This is especially true for...
A comprehensive assessment of mangrove species and carbon stock on Pohnpei, Micronesia
Victoria Woltz, Elitsa I. Peneva-Reed, Zhiliang Zhu, Eric L. Bullock, Richard A. MacKenzie, Maybeleen Apwong, Ken Krauss, Dean B. Gesch
Sotirios Koukoulas, editor(s)
2022, PLoS ONE (17)
Mangrove forests are the most important ecosystems on Pohnpei Island, Federated States of Micronesia, as the island communities of the central Pacific rely on the forests for many essential services including protection from sea-level rise that is occurring at a greater pace than the global average. As part of a...
Reestablishing a foundational species: limitations on post-wildfire sagebrush seedling establishment
Robert Arkle, David S. Pilliod, Matthew J. Germino, Michelle I. Jeffries, Justin L. Welty
2022, Ecosphere (13)
Improving post-wildfire restoration of foundational plant species is crucial for conserving imperiled ecosystems. We sought to better understand the initial establishment of sagebrush (Artemisia sp.), a foundational shrubland species over a vast area of western North America, in the first 1–2 years post-wildfire, a critical time period for population recovery. Field data...
Density, harvest rates, and growth of a reintroduced American black bear population
Joshua D Alston, Joseph D. Clark, Daniel B. Gibbs, John T. Hast
2022, Journal of Wildlife Management (86)
Less than 30% of all species reintroductions have been successful and it is important that factors associated with success or failure be identified. Officials experimentally translocated 14 adult female American black bears (Ursus americanus) from Great Smoky Mountains National Park, North Carolina and Tennessee,...
Outgassing through magmatic fractures enables effusive eruption of silicic magma
Joshua Allen Crozier, Samantha Tramontano, Pablo Forte, Sarah Oliva, Helge M. Gonnermann, Einat Lev, Michael Manga, Madison Myers, Erika Rader, Philipp Ruprecht, Hugh Tuffen, Rebecca Paisley, Bruce F. Houghton, Tom Shea, Ian Schipper, Jonathan Castro
2022, Journal of Volcanology and Geothermal Research (430)
Several mechanisms have been proposed to allow highly viscous silicic magma to outgas efficiently enough to erupt effusively. There is increasing evidence that challenges the classic foam-collapse model in which gas escapes through permeable bubble networks, and instead suggests that magmatic fracturing and/or accompanying localized fragmentation...
Beyond the teleseism: Introducing regional seismic and geodetic data into routine USGS finite‐fault modeling
Dara Elyse Goldberg, Pablo Koch, Diego Melgar, Sebastian Riquelme, William L. Yeck
2022, Seismological Research Letters (93) 3308-3323
The U.S. Geological Survey (USGS) National Earthquake Information Center (NEIC) routinely produces finite‐fault models following significant earthquakes. These models are spatiotemporal estimates of coseismic slip critical to constraining downstream response products such as ShakeMap ground motion estimates, Prompt Assessment of Global Earthquake for Response loss estimates, and ground failure assessments....
Reimagine fire science for the anthropocene
Jacquelyn K. Shuman, Jennifer K. Balch, Rebecca T. Barnes, Philip E. Higuera, Christopher I. Roos, Dylan W. Schwilk, E. Natasha Stavros, Tirtha Banerjee, Megan Bela, Jacob Bendix, Sandro Bertolino, Solomon Bililign, Kevin D. Bladon, Paulo Brando, Robert E. Breidenthal, Brian Buma, Donna Calhoun, Leila M. V. Carvalho, Megan Cattau, Kaelin M Cawley, Sudeep Chandra, Melissa L. Chipman, Jeanette Cobian, Erin Conlisk, Jonathan Coop, Alison Cullen, Kimberley T Davis, Archana Dayalu, Megan Dolman, Lisa M. Ellsworth, Scott Franklin, Chris Guiterman, Matthew Hamilton, Erin J. Hanan, Winslow D. Hansen, Stijn Hantson, Brian J Harvey, Andrés Holz, Matt Hurteau, Nayani T Ilangakoon, Megan Jennings, Charles Jones, Anna Klimaszewski-Patterson, Leda N. Kobziar, John Kominoski, Branko Kosovic, Meg A. Krawchuk, Paul Laris, Jackson Leonard, S. Marcela Loria- Salazar, Melissa Lucash, Hussam Mahmoud, Ellis Q. Margolis, Toby Maxwell, Jessica McCarty, David B McWethy, Rachel Meyer, Jessica R. Miesel, W. Keith Moser, R. Chelsea Nagy, Dev Niyogi, Hannah M. Palmer, Adam Pellegrini, Benjamin Poulter, Kevin Robertson, Adrian Rocha, Mojtaba Sadegh, Fernando De Sales, Fernanda Santos, Facundo Scordo, Joseph O. Sexton, A Surjalal Sharma, Alistair M. S. Smith, Amber Soja, Christopher Still, Tyson Swetnam, Alexandra D. Syphard, Morgan W. Tingey, Ali Tohidi, Anna Trugman, Merritt Turetsky, J. Morgan Varner, Yuhang Wang, Thea Whitman, Stephanie Yelenik, Xu Zhang
2022, PNAS Nexus (1)
Fire is an integral component of ecosystems globally and a tool that humans have harnessed for millennia. Altered fire regimes are a fundamental cause and consequence of global change, impacting people and the biophysical systems on which they depend. As part of the newly emerging Anthropocene, marked by human-caused...
Modeled streamflow response to scenarios of Tundra Lake water withdrawal and seasonal climate extremes, Arctic Coastal Plain, Alaska
Anne Gädeke, Christopher Arp, Anna K. Liljedahl, Ronald P. Daanen, Lei Cai, Vladimir Alexeev, Benjamin Jones, Mark S. Wipfli, Jörg Schulla
2022, Water Resources Research (58)
On the Arctic Coastal Plain (ACP) in Northern Alaska (USA), permafrost and abundant surface-water storage define watershed hydrological processes, which are increasingly subject to changes both in climate and land-use. In the last decades, the ACP landscape experienced extreme climate events and increased lake water withdrawal (LWW) for construction of...
Are we falling short on restoring oysters at a regional scale?
Megan K. La Peyre, Danielle Aguilar Marshall, Sarah Catherine Leblanc Buie, Ann Hijuelos, Gregory Steyer
2022, Environmental Management (70) 581-592
Across coastal areas of the northern Gulf of Mexico, the Deepwater Horizon oil spill resulted in significant ecological injury, and over 8 billion USD directed to restoration activities. Oyster restoration projects were implemented with regional goals of restoring oyster abundance, spawning stock, and population resilience. Measuring regional or large-scale ecosystem restoration outcomes...
Evaluating hydrologic region assignment techniques for ungaged basins in Alaska, USA
Theodore B. Barnhart, William H. Farmer, John C. Hammond, Graham A. Sexstone, Janet H. Curran, Joshua C. Koch, Jessica M. Driscoll
2022, River Research and Applications (38) 1569-1584
Building continental-scale hydrologic models in data-sparse regions requires an understanding of spatial variation in hydrologic processes. Extending these models to ungaged locations requires techniques to group ungaged locations with gaged ones to make process importance and model parameter transfer decisions to ungaged locations. This analysis (1) tested...
The Shallow Magmatic Plumbing System of the Deccan Traps, Evidence from Plagioclase Megacrysts and Their Host Lavas
A. Marzoli, Paul R. Renne, R Andreasen, R Spiess, M Chiaradia, Dawn Catherine Sweeney Ruth, A.J. Tholt, K Pande, Fabio J. V. Costa
2022, Journal of Petrology (63)
We investigate the shallow plumbing system of the Deccan Traps Large Igneous Province using rock and mineral data from Giant Plagioclase Basalt (GPB) lava flows from around the entire province, but with a focus on the Saurashtra Peninsula, the Malwa Plateau, and the base and top of the Western...
Management of diseases in free-ranging wildlife populations
Mark L. Drew, Jonathan M. Sleeman
Eric Miller, Nadine Lamberski, Paul Calle, editor(s)
2022, Book chapter, Fowler's zoo and wild animal medicine current therapy, volume 10
Diseases are increasingly threatening the conservation of wildlife species. Spillover of pathogens into humans and domestic animals may negatively impact public health and the economy, requiring increased proactive management actions. The North American Wildlife Management Model provides the philosophical basis for managing wildlife and underpins all management options....
Predation thresholds for reintroduction of native avifauna following suppression of invasive brown treesnakes on Guam
Robert McElderry, Eben H. Paxton, Andre Van Nguyen, Shane R. Siers
2022, Ecological Applications (32)
The brown treesnake (BTS) (Boiga irregularis) invasion on Guåhan (in English, Guam) led to the extirpation of nearly all native forest birds. In recent years, methods have been developed to reduce BTS abundance on a landscape scale. To help assess the prospects for the successful reintroduction of native birds to...
Chapter 1: General conceptual model for climate change in the Upper San Francisco Estuary
Eva Bush, Bruce Herbold, Larry R. Brown
Samuel M. Bashevkin, Larry R. Brown, Eva Bush, Gonzalo Castillo, Denise Colombano, Rosemary Hartman, Bruce Herbold, Shruti Khanna, Annika Keeley, Nicole Kwan, Peggy W. Lehman, Brian Mahardja, Bryan G. Matthias, Catarina Pien, Ryan McKenzie, Timothy D. Malinich, Marissa L. Wulff, editor(s)
2022, IEP Technical Report 99-1
This report is a collaboration by many state and federal agencies working in the Upper San Francisco Estuary to analyze the potential impacts of climate change to different ecosystems found here. Management stategies for ecological values in the face of climate change require reliable and focused information. In this technical...
Examining industry vulnerability: A focus on mineral commodities used in the automotive and electronics industries
Ross Manley, Elisa Alonso, Nedal T. Nassar
2022, Resources Policy (78)
Automotive manufacturing is material-intensive and dependent on a broad range of mineral commodities. Moreover, the automotive manufacturing industries are reliant on complex and sometimes opaque multi-tiered global supply chains. Among the many industries on which automotive supply chains depend are the electronics and semiconductor industries, which are themselves material-intensive and reliant on...
Crowd-sourced SfM: Best practices for high resolution monitoring of coastal cliffs and bluffs
Phillipe Alan Wernette, Ian M. Miller, Andrew C. Ritchie, Jonathan A. Warrick
2022, Continental Shelf Research (245)
Structure from motion (SfM) photogrammetry is an increasingly common technique for measuring landscape change over time by deriving 3D point clouds and surface models from overlapping photographs. Traditional change detection approaches require photos that are geotagged with a differential GPS (DGPS) location, which requires expensive equipment that can limit the ability of communities and...
