Use of high-throughput screening results to prioritize chemicals for potential adverse biological effects within a West Virginia Watershed
Levi D. Rose, Denise Akob, Shea Tuberty, Jeff Colby, Derek Martin, Steven Corsi, Laura DeCicco
2019, Science of the Total Environment 362-372
Organic chemicals from industrial, agricultural, and residential activities can enter surface waters through regulated and unregulated discharges, combined sewer overflows, stormwater runoff, accidental spills, and leaking septic-conveyance systems on a daily basis. The impact of point and nonpoint contaminant sources can result in adverse biological effects for organisms living in...
Soil warming effects on tropical forests with highly weathered soils
Tana E Wood, Molly A. Cavaleri, Christian P. Giardina, Shafkat Khan, Jacqueline Mohan, Andrew T. Nottingham, Sasha C. Reed, Martijn Slot
2019, Book chapter, Ecosystem consequences of soil warming: Microbes, vegetation, fauna and soil biogeochemistry
The tropics are a region encircling the equator, delineated to the north by the Tropic of Cancer (23°26′14.0″N) and to the south by the Tropic of Capricorn (23°26′14.0″S). While we often think of the tropics as consistently warm and wet throughout the year, in reality, the tropics maintain a myriad of...
Evaluating and using existing models to map probable suitable habitat for rare plants to inform management of multiple-use public lands in the California desert
Gordon Reese, Sarah K. Carter, Christina Lunch, Steve Walterscheid
2019, PLoS ONE (14)
Multiple-use public lands require balancing diverse resource uses and values across landscapes. In the California desert, there is strong interest in renewable energy development and important conservation concerns. The Bureau of Land Management recently completed a land-use plan for the area that provides protection for modeled suitable habitat for multiple...
Drinking water health standards comparison and chemical analysis of groundwater for 72 domestic wells in Bradford County, Pennsylvania, 2016
John W. Clune, Charles A. Cravotta III
2019, Scientific Investigations Report 2018-5170
Pennsylvania has the second highest number of residential wells of any state in the Nation with approximately 2.4 million residents that depend on groundwater for their domestic water supply. Despite the widespread reliance on groundwater in rural areas of the state, publicly available data to characterize the quality of private...
GRACE storage change characteristics (2003–2016) over major surface basins and principal aquifers in the Conterminous United States
Naga Manohar Velpuri, Gabriel Senay, Jessica M. Driscoll, Samuel Saxe, Lauren E. Hay, William H. Farmer, Julie E. Kiang
2019, Remote Sensing (936) 1-22
In this research, we characterized the changes in Gravity Recovery and Climate Experiment’s (GRACE) monthly total water storage anomaly (TWSA) in 18 surface basins and 12 principal aquifers in the Conterminous United States (CONUS) over 2003–2016. Regions with high variability in storage were identified. Ten basins and 4 aquifers showed...
Distinguishing disturbance from perturbations in fire-prone ecosystems
Jon Keeley, Juli G. Pausas
2019, International Journal of Wildland Fire (28) 282-287
Fire is a necessary ecosystem process in many biomes and is best viewed as a natural disturbance that is beneficial to ecosystem functioning. However, increasingly we are seeing human interference in fire regimes that alter the historical range of variability for most fire parameters and result in vegetation shifts. Such...
Landsat 9
U.S. Geological Survey
2019, Fact Sheet 2019-3008
Landsat 9 is a partnership between the National Aeronautics and Space Administration and the U.S. Geological Survey that will continue the Landsat program’s critical role of repeat global observations for monitoring, understanding, and managing Earth’s natural resources. Since 1972, Landsat data have provided a unique resource for those who work...
Use of a Numerical Model to Simulate the Hydrologic System and Transport of Contaminants Near Joint Base Cape Cod, Western Cape Cod, Massachusetts
Donald A. Walter, Timothy D. McCobb, Michael N. Fienen
2019, Scientific Investigations Report 2018-5139
Historical training and operational activities at Joint Base Cape Cod (JBCC) on western Cape Cod, Massachusetts, have resulted in the release of contaminants into an underlying glacial aquifer that is the sole source of water to the surrounding communities. Remedial systems have been installed to contain and remove contamination from...
Groundwater-Level Elevations in the Denver Basin Bedrock Aquifers of Elbert County, Colorado, 2015–18
Colin A. Penn, Rhett R. Everett
2019, Scientific Investigations Report 2019-5014
Public and domestic water supplies in Elbert County, Colorado, rely on groundwater withdrawals from five bedrock aquifers in the Denver Basin aquifer system (lower Dawson, upper Dawson, Denver, Arapahoe, and Laramie-Fox Hills) to meet water demands. Increased pumping in response to regional population growth and development has led to declining...
Phenological mismatch between season advancement and migration timing alters Arctic plant traits
Ryan T. Choi, Karen H. Beard, A. Joshua Leffler, Katharine C. Kelsey, Joel A. Schmutz, Jeffrey Welker
2019, Journal of Ecology (107) 2503-2518
1. Climate change is creating phenological mismatches between herbivores and their plant resources throughout the Arctic. While advancing growing seasons and changing arrival times of migratory herbivores has been shown to have consequences for herbivores and forage quality, developing mismatches are also likely to influence other traits of plants, such as...
Strontium isotopes reveal ephemeral streams used for spawning and rearing by an imperiled potamodromous cyprinid--Clear Lake hitch Lavinia exilicauda chi
Frederick V. Feyrer, George Whitman, Matthew J. Young, Rachel C. Johnson
2019, Marine and Freshwater Research
Identification of habitats responsible for the successful production and recruitment of rare migratory species is a challenge in conservation biology. Here, a tool was developed to assess life stage linkages for the threatened potamodromous cyprinid Clear Lake hitch Lavinia exilicauda chi. Clear Lake hitch undertake migrations from Clear Lake...
Birth and evolution of the Virgin River fluvial system: ∼1 km of post–5 Ma uplift of the western Colorado Plateau
Cory Walk, Karl Karlstrom, Ryan S. Crow, Matt Heizler
2019, Geosphere (15) 759-782
The uplift history of the Colorado Plateau has been debated for over a century with still no unified hypotheses for the cause, timing, and rate of uplift. 40Ar/39Ar and K/Ar dating of recurrent basaltic volcanism over the past ∼6 Ma within the Virgin River drainage system, southwest Utah, northwest Arizona, and...
Drought forecasting for streams and groundwaters in northeastern United States
Samuel H. Austin, Robert W. Dudley
2019, Fact Sheet 2019-3015
BackgroundWhen rainfall is lower than normal over an extended period, streamflows decline, groundwater levels fall, and hydrological drought can occur. Droughts can reduce the water available for societal needs, such as public and private drinking-water supplies, farming, and industry, and for ecological health, such as maintenance of water quality and...
Submarine permafrost map in the arctic modelled using 1D transient heat flux (SuPerMAP)
P.P. Overduin, T. Schneider, F. Miesner, M.N. Grigoriev, Carolyn D. Ruppel, A. Vasiliev, H. Lantuit, B. Juhls, S. Westermann
2019, Journal of Geophysical Research C: Oceans (124) 3490-3507
Offshore permafrost plays a role in the global climate system, but observations of permafrost thickness, state, and composition are limited to specific regions. The current global permafrost map shows potential offshore permafrost distribution based on bathymetry and global sea level rise. As a first‐order estimate, we employ a heat transfer...
Carbon dioxide enhanced oil recovery and residual oil zone studies at the U.S. Geological Survey
Peter D. Warwick, Emil D. Attanasi, Madalyn S. Blondes, Sean T. Brennan, Marc L. Buursink, Colin A. Doolan, Philip A. Freeman, Hossein Jahediesfanjani, C. Ozgen Karacan, Celeste D. Lohr, Matthew D. Merrill, Ricardo A. Olea, Jacqueline N. Roueche, Jenna L. Shelton, Ernie Slucher, Brian A. Varela, Mahendra K. Verma
2019, Conference Paper
The U.S. Geological Survey (USGS) is preparing a national resource assessment of the potential hydrocarbons recoverable after injection of carbon dioxide (CO2) into conventional oil reservoirs in the United States. The implementation of CO2-enhanced oil recovery (CO2-EOR) techniques can increase hydrocarbon production, and lead to incidental retention of CO2 in...
Long-term population dynamics of dreissenid mussels (Dreissena polymorpha and D. rostriformis): A cross-system analysis
David L. Strayer, Boris V. Adamovich, Rita Adrian, David C. Aldridge, Csilla Balogh, Lyubov E. Burlakova, Hannah Fried-Petersen, Laszlo G.-Toth, Amy L. Hetherington, Thomas S. Jones, Alexander Y. Karatayev, Jacqueline B. Madill, Oleg A. Makarevich, J. Ellen Marsden, Andre L. Martel, Dan Minchin, Thomas F. Nalepa, Ruurd Noordhuis, Timothy J. Robinson, Lars G. Rudstam, Astrid N. Schwalb, David R. Smith, Alan D. Steinman, Jonathan M. Jeschke
2019, Ecosphere (10)
Dreissenid mussels (including the zebra mussel Dreissena polymorpha and the quagga mussel D. rostriformis) are among the world's most notorious invasive species, with large and widespread ecological and economic effects. However, their long‐term population dynamics are poorly known, even though these dynamics are critical to determining impacts and effective management. We gathered and analyzed...
Understanding and mitigating bee drownings in open feeders
Nimish B. Vyas, Amanda D. Plunkett, Evelynn Enciso, Victor Torrez
2019, Bee World (96) 92-95
Whereas open feeders are relatively inexpensive and are easily set up and maintained, they do present a drowning hazard to bees. We observed that bees feeding off the walls of the open container fell into the sugar water because of their incarnation, interactions with other bees and when shooed off...
Precipitation and temperature drive continental scale patterns in stream invertebrate production
Christopher J. Patrick, D. McGarvey, James H. Larson, W. Cross, D. Allen, A. Benke, T. Brey, A. Huryn, J. Douglas Jones, C. Murphy, C. Ruffing, P. Saffarinia, M. Whiles, B. P. Wallace, G. Woodward
2019, Nature (5)
Secondary production, the growth of new heterotrophic biomass, is a key process in aquatic and terrestrial ecosystems that has been carefully measured in many flowing water ecosystems. We combine structural equation modeling with the first worldwide dataset on annual secondary production of stream invertebrate communities to reveal core pathways linking...
Aerosol transmission of gull-origin Iceland subtype H10N7 influenza A virus in ferrets
Minhui Guan, Jeffrey S. Hall, Xiaojian Zhang, Robert J. Dusek, Alicia K. Olivier, Liyuan Liu, Lei Li, Scott Krauss, Angea Danner, Tao Li, Wiriya Rutvisuttinunt, Xiaoxu Lin, Gunnar T. Hallgrimsson, Sunna B. Ragnarsdottir, Solvi R. Vignisson, Josh TeSlaa, Sean Nashold, Richard Jarman, Xiu-Feng Wan
2019, Journal of Virology (93)
Subtype H10 influenza A viruses (IAVs) have been recovered from domestic poultry and various aquatic bird species, and sporadic transmission of these IAVs from avian species to mammals (i.e., human, seal, and mink) are well documented. In 2015, we isolated four H10N7 viruses from gulls in Iceland. Genomic analyses showed...
Ground-motion attenuation in the Sacramento-San Joaquin delta, California, from 14 Bay Area earthquakes, including the 2014 M 6.0 South Napa earthquake
Jemile Erdem, Jack Boatwright, Jon Peter B. Fletcher
2019, Bulletin of the Seismological Society of America (109) 1025-1033
Peak ground motions (acceleration and velocity) radiated by earthquakes in the San Francisco Bay area and recorded within the Sacramento–San Joaquin Delta generally attenuate faster with distance than the Next Generation Attenuation-West2 ground-motion prediction equations (GMPEs). We evaluate the attenuation for a wide set of paths into the Delta by...
Methane emissions from artificial waterbodies dominate the carbon footprint of irrigation: A study of transitions in the food-energy-water-climate nexus (Spain, 1900-2014)
Eduardo Aguilera, Jaime Vila-Traver, Bridget Deemer, Juan Infante-Amate, Gloria I. Guzman, Manuel Gonzalez de Molina
2019, Environmental Science & Technology
Irrigation in the Mediterranean region has been used for millennia and has greatly expanded with industrialization. Irrigation is critical for climate change adaptation, but it is also an important source of greenhouse gas emissions. This study analyzes the carbon (C) footprint of irrigation in Spain, covering the...
Streptomyces corynorhini sp. nov., isolated from Townsend’s big-eared bats (Corynorhinus townsendii)
Paris S. Hamm, Nicole A. Caimi, Diana E. Northup, Ernest W. Valdez, Debbie C. Buecher, Christopher A. Dunlap, David P. Labeda, Andrea Porras-Alfaro
2019, Antonie van Leeuwenhoek (112) 1297-1305
Four bacterial strains, with the capability of inhibiting Pseudogymnoascus destructans, the causative agent of white-nose syndrome, were isolated from male Townsend’s big-eared bats (Corynorhinus townsendii, Family: Vespertilionidae) in New Mexico. Isolates AC161, AC162, AC208, and AC230T were characterised as a novel clade using morphological, phenotypic and phylogenetic analysis....
Fish assemblage structure and fisheries resources in Puerto Rico’s riverine estuaries
A.C. Engman, Thomas J. Kwak, J.R. Fischer, C.G. Lilyestrom
2019, Marine and Coastal Fisheries: Dynamics, Management, and Ecosystem Science (11) 189-201
Tropical estuaries are diverse and productive habitats with respect to their fish assemblages and associated fisheries, but these ecosystems and fisheries are imperiled by multiple anthropogenic threats. Despite the economic, social, and biodiversity value of tropical estuarine fish assemblages, they are poorly understood, especially those on...
Sitting ducklings: Timing of hatch, nest departure, and predation risk for dabbling duck broods
Sarah H. Peterson, Joshua T. Ackerman, Mark P. Herzog, Christopher Hartman, Rebecca Croston, Cliff L. Feldheim, Michael L. Casazza
2019, Ecology and Evolution (9) 5490-5500
For ground‐nesting waterfowl, the timing of egg hatch and duckling departure from the nest may be influenced by the risk of predation at the nest and en route to wetlands and constrained by the time required for ducklings to imprint on the hen and be physically...
Quantifying risk of whale–vessel collisions across space, time, and management policies
Nathan J. Crum, Timothy A. Gowan, Andrea Krzystan, Julien Martin
2019, Ecosphere (10)
Transportation industries can negatively impact wildlife populations, including through increased risk of mortality. To mitigate this risk successfully, managers and conservationists must estimate risk across space, time, and alternative management policies. Evaluating this risk at fine spatial and temporal scales can be challenging, especially in systems where wildlife–vehicle collisions are...
