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https://www.usgs.gov/programs/environmental-health-program/science/uranium-springs-sampled-near-grand-canyon-likely
Grand Canyon National Park in Arizona is a United Nations World Heritage Site, an international tourist destination, and the region is sacred place to many Native Americans
https://www.usgs.gov/programs/environmental-health-program/science/no-adverse-reproductive-effects-observed-tree
The study site, Clarks Marsh, is on the south side of the former Wurtsmith Air Force Base in Oscoda Township, Michigan, and where PFAS occurrence has been previously documented in groundwater and nearby surface waters
https://www.usgs.gov/staff-profiles/daniel-l-tush
POEA has been shown to have toxic effects to some aquatic organisms making the potential transport of POEA from the application site into the environment an important concern
https://www.usgs.gov/centers/pacific-coastal-and-marine-science-center/science/flying-eyeball-measures-grand-canyon-sand
The quantitative methods and data discussed here form a basis for monitoring ecosystem processes that affect archeological-site stability
https://www.usgs.gov/centers/southwest-biological-science-center/science/desert-tortoise-ecology-and-renewable-energy
The overarching focus of this research was to determine how desert tortoise ecology and behavior at the site differ from tortoise populations living in more natural environments
https://www.usgs.gov/programs/environmental-health-program/science/us-geological-survey-develops-approach-assess
While resource extraction has not begun at this mine there has been premining construction activity to prepare the site
https://www.usgs.gov/staff-profiles/charles-n-alpers
This work has included research on acid mine drainage at the Iron Mountain Superfund site, including documentation of negative-pH water and associated sulfate minerals
https://www.usgs.gov/centers/southwest-biological-science-center/science/timing-really-everything-evaluating-resource
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/environmental-health-program/science/organic-chemistry-research-core-technology-team
gov website belongs to an official government organization in the United States
https://www.usgs.gov/faqs/can-i-volunteer-usgs
However, many USGS volunteer positions are not formally announced, so they do not appear on that site
https://www.usgs.gov/programs/environmental-health-program/science/organic-geochemistry-research-core-technology-team
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/toxic-substances-hydrology/science/geospatial-analyses-and-applications-core-technology
These relationships can also be used to find locations similar to these place-based study sites, which may be useful for future site-selections or result extrapolation
https://www.usgs.gov/staff-profiles/daniel-esler
csv): 1) mussel sampling site layout information, 2) mussel counts for mussels greater than 20 millimeters in a quadrat, 3) mussel size measurements for mussels greater
https://www.usgs.gov/programs/species-management-research-program/science/usgs-energy-and-wildlife-research-update-sept
Scientists have also developed decision-support tools, vulnerability indices, and risk assessment frameworks to inform site selection, operational strategies, and mitigation approaches
https://www.usgs.gov/publications/surficial-geology-geomorphology-and-erosion-archeologic-sites-along-colorado-river
gov website belongs to an official government organization in the United States
https://www.usgs.gov/staff-profiles/jeffrey-e-lovich
gov website belongs to an official government organization in the United States
https://www.usgs.gov/water-science-school/science/what-hydrology
gov website belongs to an official government organization in the United States
https://www.usgs.gov/staff-profiles/bronwen-wang
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/climate-adaptation-science-centers/science/deep-dive-casc-science-action
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/mineral-resources-program/science/critical-minerals-mine-wastes
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/environmental-health-program/science/food-resources-lifecycle-integrated-science-team
gov website belongs to an official government organization in the United States
https://www.usgs.gov/mission-areas/water-resources/science/nutrients-and-eutrophication
gov website belongs to an official government organization in the United States
https://www.usgs.gov/media/audio/completion-continent-wide-soil-survey
gov website belongs to an official government organization in the United States
https://www.usgs.gov/media/images/photographs-archaeological-sites-physical-degradation-erosion-along-colorado-river
gov website belongs to an official government organization in the United States
https://www.usgs.gov/publications/resurvey-marble-canyon-and-bridge-canyon-dam-sites-grand-canyon-national-park-changes
gov website belongs to an official government organization in the United States
https://www.usgs.gov/centers/southwest-biological-science-center/news/injuries-and-abnormalities-southwestern-pond
gov website belongs to an official government organization in the United States
https://www.usgs.gov/data/data-1998-2002-resurveys-marble-canyon-and-bridge-canyon-dam-sites-grand-canyon-national-park
gov website belongs to an official government organization in the United States
https://www.usgs.gov/centers/southwest-biological-science-center/science/informing-renewable-energy-development-siting
gov website belongs to an official government organization in the United States
https://www.usgs.gov/publications/timing-and-magnitude-broad-winged-hawk-migration-montclair-hawk-lookout-new-jersey-and
gov website belongs to an official government organization in the United States
https://www.usgs.gov/centers/lower-mississippi-gulf-water-science-center/science/characterization-macroinvertebrate-and
gov website belongs to an official government organization in the United States