Section 5: Remote sensing of vegetation in the riparian corridor of the Colorado River’s delta 2013-2018
Pamela L. Nagler, Armando Barreto-Munoz, Christopher J. Jarchow, Kamel Didan
2022, Report, Minute 323: Colorado River limitrophe and delta environmental flows monitoring interim report for 2018
This remote sensing section is based on Nagler et al. (in preparation for the journal Hydrological Processes) and is a summary of the USGS preliminary findings to date. This report documents the changes in green foliage density (greenness) as measured by satellite vegetation index (VI) data and corresponding evapotranspiration (ET)...
Defining fine-scaled population structure among continuously distributed populations
Michael S. O’Donnell, David R. Edmunds, Cameron L. Aldridge, Julie A. Heinrichs, Adrian P. Monroe, Peter S. Coates, Brian G. Prochazka, Steve E. Hanser, Lief A. Wiechman
2022, Methods in Ecology and Evolution (13) 2222-2235
Understanding wildlife population structure and connectivity can help managers identify conservation strategies, as structure can facilitate the study of population changes and habitat connectivity can provide information on dispersal and biodiversity. To facilitate the use of wildlife monitoring data for improved adaptive management, we developed a novel approach to...
Mapping structural control through analysis of land-surface deformation for the Rialto-Colton groundwater subbasin, San Bernardino County, California, 1992–2010
Justin T. Brandt
2022, Open-File Report 2022-1030
The locations of many faults in and near the Rialto-Colton groundwater subbasin are not precisely known because the spatial density of existing lithologic and hydrologic data used to infer the locations of faults can be sparse. The U.S. Geological Survey, in cooperation with the San Bernardino Valley Municipal Water District,...
Real-time earthquake detection and alerting behavior of PLUM ground-motion-based early warning in the United States
Jessie Kate Saunders, Sarah E. Minson, Annemarie S. Baltay Sundstrom, Julian J Bunn, Elizabeth S. Cochran, Deborah L. Kilb, Colin T O’Rourke, Mitsuyuki Hoshiba, Yuki Kodera
2022, Bulletin of the Seismological Society of America (112) 2668-2688
We examine the real‐time earthquake detection and alerting behavior of the Propagation of Local Undamped Motion (PLUM) earthquake early warning (EEW) algorithm and compare PLUM’s performance with the real‐time performance of the current source‐characterization‐based ShakeAlert System. In the United States (U.S.), PLUM uses a two‐station approach to detect earthquakes. Once...
Fifty years of Landsat science and impacts
Michael A. Wulder, David P. Roy, Volker C. Radeloff, Thomas Loveland, Martha C. Anderson, David M. Johnson, Sean Healey, Zhe Zhu, Theodore A. Scambos, Nima Pahlevan, Matthew Hansen, Noel Gorelick, Christopher J. Crawford, Jeffery G. Masek, Txomin Hermosilla, JoAnn C. White, Alan S. Belward, Crystal Schaaf, Curtis E. Woodcock, Justin L. Huntington, Leo Lymburner, Patrick Hostert, Feng Gao, Alexi Lyapustin, Jean-Francois Pekel, Peter Strobl, Eric Vermote, Bruce D. Cook
2022, Remote Sensing of Environment (280)
Since 1972, the Landsat program has been continually monitoring the Earth, to now provide 50 years of digital, multispectral, medium spatial resolution observations. Over this time, Landsat data were crucial for many scientific and technical advances. Prior to the Landsat program, detailed, synoptic depictions of the Earth's surface were rare, and the ability to acquire...
Comparisons of the NGA-Subduction ground motion models
Nick Gregor, Kofi O. Addo, Norman A. Abrahamson, Linda Al Atik, Gail M. Atkinson, David Boore, Yousef Bozorgnia, Kenneth W. Campbell, Brian S.-J. Chiou, Zeynep Gulerce, Behzad Hassani, Tadahiro Kishida, Nicolas Kuehn, Silvia Mazzoni, Saburoh Midorikawa, Grace Alexandra Parker, Hongjun Si, Jonathan P. Stewart, Robert R. Youngs
2022, Earthquake Spectra (38) 2580-2610
In this article, ground-motion models (GMMs) for subduction earthquakes recently developed as part of the Next Generation Attenuation-Subduction (NGA-Sub) project are compared. The four models presented in this comparison study are documented in their respective articles submitted along with this article. Each of these four models is...
Island of misfit tortoises: Waif gopher tortoise health assessment following translocation
Rebecca K. McKee, Kurt. A. Buhlmann, Clinton T. Moore, Matthew C. Allender, Nicole I. Stacy, Tracey D. Tuberville
2022, Conservation Physiology (10)
Translocation, the intentional movement of animals from one location to another, is a common management practice for the gopher tortoise (Gopherus polyphemus). Although the inadvertent spread of pathogens is a concern with any translocation effort, waif tortoises—individuals that have been collected illegally, injured and rehabilitated or have unknown origins—are...
Field-trip guide to continental arc to rift volcanism of the southern Rocky Mountains—Southern Rocky Mountain, Taos Plateau, and Jemez Mountains volcanic fields of southern Colorado and northern New Mexico
Ren A. Thompson, Kenzie J. Turner, Peter W. Lipman, John A. Wolff, Michael A. Dungan
2022, Scientific Investigations Report 2017-5022-R
The southern Rocky Mountains of northern New Mexico and southern Colorado preserve the Oligocene to Pleistocene record of North American continental arc to rift volcanism. The 35–23 million year old (Ma) southern Rocky Mountain volcanic field (SRMVF), spectacularly preserved in the San Juan Mountains of southern Colorado, records the evolution...
Groundwater-level monitoring from January 17 to March 3, 2022, Hālawa area, O‘ahu, Hawai‘i
Rylen K. Nakama, Jackson N. Mitchell, Delwyn S. Oki
2022, Open-File Report 2022-1069
A reported fuel release in November 2021 at the Red Hill Bulk Fuel Storage Facility within the naval reservation at Red Hill led to the shutdown of several production wells in the Hālawa area, O‘ahu, Hawai‘i. Red Hill Shaft—one of the high-capacity production wells that shut down—was reactivated on January...
Comparison of structures used to estimate age and growth of Yellowstone Cutthroat Trout
Michael C. Quist, Darcy K. McCarrick, Lynsey Harris
2022, Journal of Fish and Wildlife Management (13) 544-551
Understanding age and growth of fishes is critical for making meaningful management decisions. Obtaining useful information is dependent on using the best structure (e.g., scale, otolith). The objective of this study was to evaluate precision and reader confidence in age estimates from sagittal...
Community established best practice recommendations for tephra studies— From collection through analysis
Kristi L. Wallace, Marcus Bursik, Stephen Kuehn, Andrei Kurbatov, Peter Abbot, Contanza Bonadonna, Katharine Cashman, Siwan Davies, Britta J.L. Jensen, Christine Lane, Gill Plunkett, Victoria Smith, Emma Tomlinson, Thor Thordarsson, J. Douglas Walker
2022, Scientific Data (9)
Tephra is a unique volcanic product with an unparalleled role in understanding past eruptions, long-term behavior of volcanoes, and the effects of volcanism on climate and the environment. Tephra deposits also provide spatially widespread, high-resolution time-stratigraphic markers across a range of sedimentary settings and thus are used in numerous disciplines (e.g.,...
Geological reservoir characterization of a gas hydrate prospect associated with the Hydrate-01 Stratigraphic Test Well, Alaska North Slope
Machiko Tamaki, Akira Fujimoto, Ray Boswell, Timothy Collett
2022, Journal of Energy and Fuels (36) 8128-8149
Geological reservoir characterization is essential for accurate evaluation of gas production performance from gas hydrate reservoirs. Particularly, the understanding of reservoir architecture and heterogeneity is of great importance since these are considered as major controls on fluid hydrodynamic and thermodynamic conditions....
Crustal permeability changes observed from seismic attenuation: Impacts on multi-mainshock sequences
Luca Malagnini, Thomas E. Parsons, Irene Munafo, Simone Mancini, Margarita Segou, Eric L. Geist
2022, Frontiers in Earth Science (10)
We use amplitude ratios from narrowband-filtered earthquake seismograms to measure variations of seismic attenuation over time, providing unique insights into the dynamic state of stress in the Earth’s crust at depth. Our dataset from earthquakes of the 2016-2017 Central Apennines sequence allows us to obtain high-resolution time histories of seismic...
Water-quality trends in surface waters of the Jemez River and Middle Rio Grande Basin from Cochiti to Albuquerque, New Mexico, 2004–19
Allison K. Flickinger, Zachary M. Shephard
2022, Scientific Investigations Report 2022-5062
Municipal water supply for Albuquerque, New Mexico, is provided, in part, through diversion of surface water from the Rio Grande by way of the San Juan-Chama Drinking Water Project diversion structure. Changes in surface-water quality along the Rio Grande and its tributaries upstream from the San Juan-Chama Drinking Water Project...
Defining an epidemiological landscape that connects movement ecology to pathogen transmission and pace-of-life
Kezia R. Manlove, Mark Q. Wilber, Lauren White, Guillaume Bastille-Rousseau, Alan Yang, Marie L. J. Gilbertson, Meggan E. Craft, Paul C. Cross, George Wittemyer, K. M Pepin
2022, Ecology Letters (25) 1760-1782
Pathogen transmission depends on host density, mobility and contact. These components emerge from host and pathogen movements that themselves arise through interactions with the surrounding environment. The environment, the emergent host and pathogen movements, and the subsequent patterns of density, mobility and contact form an ‘epidemiological...
A framework for integrating inferred movement behavior into disease risk models
Eric R. Dougherty, Dana P. Seidel, Jason K. Blackburn, Wendy Christine Turner, Wayne M. Getz
2022, Movement Ecology (10)
Movement behavior is an important contributor to habitat selection and its incorporation in disease risk models has been somewhat neglected. The habitat preferences of host individuals affect their probability of exposure to pathogens. If preference behavior can be incorporated in ecological niche models (ENMs) when data on pathogen distributions are...
Barium enrichment in the non-spinose planktic foraminifer, Globorotalia truncatulinoides
Julie N. Richey, Jennifer S. Fehrenbacher, Caitlin E. Reynolds, Catherine Z. Davis, Howard J. Spero
2022, Geochimica et Cosmochimica Acta (333) 184-199
Observations of elevated barium-to-calcium ratios (Ba/Ca) in Globorotalia truncatulinoides have been attributed to contaminant phases, deep calcification depth and diagenetic processes. Here we investigate intra- and inter-test Ba/Ca variability in the non-spinose planktic foraminifer, G. truncatulinoides, from a sediment trap time series in the northern Gulf of Mexico to...
Trends in groundwater levels, and orthophosphate and nitrate concentrations in the Middle Snake River Region, south-central Idaho
Kenneth D. Skinner
2022, Scientific Investigations Report 2022-5060
The U.S. Geological Survey (USGS) evaluated nitrate and orthophosphate concentrations in groundwater for temporal trends (monotonic and step trends) for the middle Snake River region (Cassia, Gooding, Jerome, Lincoln, Minidoka, and Twin Falls Counties) in south-central Idaho using the Regional Kendall test (monotonic trends) and the Wilcoxon signed rank...
Graphite as an electrically conductive indicator of ancient crustal-scale fluid flow within mineral systems
Benjamin Scott Murphy, Jan Marten Huizenga, Paul A. Bedrosian
2022, Earth and Planetary Science Letters (594)
Magnetotelluric (MT) imaging results from mineral provinces in Australia and in the United States show an apparent spatial relationship between crustal-scale electrical conductivity anomalies and major magmatic-hydrothermal iron oxide-apatite/iron oxide-copper-gold (IOA-IOCG) deposits. Although these observations have driven substantial interest in the use...
WHISPers—Providing situational awareness of wildlife disease threats to the Nation—A fact sheet for the biosurveillance community
Bryan J. Richards, Kimberli J.G. Miller, C. LeAnn White
2022, Fact Sheet 2022-3022
Solutions for emerging infectious disease and bioterror threats can be improved by incorporating integrated biodefense strategies, including improved surveillance for animal and zoonotic diseases, strong national leadership, and effective management tools. Active biosurveillance for disease events is key to early detection, warning, and overall situational awareness and enables better communication,...
Land cover change effects on stormflow characteristics across broad hydroclimate representative urban watersheds in the United States
Kul Bikram Khand, Gabriel B. Senay
2022, Water (14)
Urban development alters stormflow characteristics and is associated with increasing flood risks. The long-term evaluation of stormflow characteristics that exacerbate floods, such as peak stormflow and time-to-peak stormflow at varying levels of urbanization across different hydroclimates, is limited. This study investigated the long-term (1980s to 2010s) effects of increasing urbanization...
Rhode Island and Landsat
U.S. Geological Survey
2022, Fact Sheet 2022-3065
Rhode Island is an oasis of natural calm surrounded by heavily urbanized East Coast areas, which may explain why the smallest State in the United States is such a popular tourist destination for residents of New York, Pennsylvania, and New Jersey, or perhaps its popularity is a measure of the...
Delaware and Landsat
U.S. Geological Survey
2022, Fact Sheet 2022-3064
Delaware’s status as the first State to ratify the U.S. Constitution is a well-known point of pride. “The First State” is among Delaware’s nicknames, alongside “the Blue Hen State,” “the Diamond State,” and “the Small Wonder,” the last of which relates to Delaware’s diminutive land area—larger only than Rhode Island. Less...
Louisiana and Landsat
U.S. Geological Survey
2022, Fact Sheet 2022-3059
Louisiana holds a unique historical, economic, and cultural position in the national consciousness. Its off-shore oil operations help fuel the U.S. economy. The Port of South Louisiana is the busiest in the United States by cargo volume; the nearby Port of New Orleans is the sixth busiest. The former French...
New Hampshire and Landsat
U.S. Geological Survey
2022, Fact Sheet 2022-3058
At its widest point, a mere 80 miles separate the eastern and western borders of New Hampshire. Its northern and southern borders are just 175 miles apart. Even so, few States can boast as much rugged natural beauty per mile as the Nation’s fifth smallest.Nestled within New Hampshire are 93...
