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Yellowstone is the site of the largest and most diverse collection of natural thermal features in the world and the first National Park
from the top result below
https://www.usgs.gov/programs/VHP/volcano-updates
As of 2026-09-04 18:07:31 UTC, HVO Kilauea YELLOW/ADVISORY - Kīlauea volcano is not erupting; the summit eruption in Halemaʻumaʻu is paused
https://www.usgs.gov/water-science-school/science/biochemical-oxygen-demand-bod-and-water
Completed
You don't often think that water bodies contain oxygen (although water is H2O), but water does contain a small amount of dissolved oxygen
https://www.usgs.gov/water-science-school/science/ph-and-water
pH is an important water measurement, which may be measured both at the sampling site and in the lab
https://www.usgs.gov/staff-profiles/sasha-c-reed
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/climate-adaptation-science-centers/national-casc-0
gov website belongs to an official government organization in the United States
https://www.usgs.gov/science/science-explorer/climate/climate-change-101
Human Emissions and the Colors of Carbon
The main contributor to climate change is human emissions
https://www.usgs.gov/science/science-explorer/climate/greenhouse-gases-and-carbon-storage
Nature-Based Solutions
The USGS is partnering with NASA to measure coastal wetlands' ability to combat climate change through carbon sequestration
https://www.usgs.gov/programs/environmental-health-program/science/bioaccumulation-mercury-fish-varied-species-and
gov website belongs to an official government organization in the United States
https://www.usgs.gov/centers/southwest-biological-science-center/science/insect-drift
gov website belongs to an official government organization in the United States
https://www.usgs.gov/staff-profiles/brad-morris
Within a site, three 4-meter (m) x 4-m plots
https://www.usgs.gov/science/science-explorer/climate
gov website belongs to an official government organization in the United States
https://www.usgs.gov/publications/linking-dissolved-organic-matter-composition-landscape-properties-wetlands-across
Using absorption spectroscopy, parallel factor analysis modeling, and ultra-high resolution mass spectroscopy, we identified differences in DOM sourcing and processing by geographic site
https://www.usgs.gov/data/geochemical-data-water-sediment-and-biota-lake-combie-california-2017-2021
Thirty-six surface water and thirty-six bottom water samples were collected at each site and analyzed for total mercury (filtered and particulate), methylmercury (filtered and particulate), total suspended solids, sulfate, chloride, selected dissolved nutrients, particulate 13-C/12-C and 15-N/14-N isotopic ratios
https://www.usgs.gov/centers/southwest-biological-science-center/science/uncovering-base-food-web-primary-production
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The Lees Ferry site pictured here is one of six sites on the Colorado River being continuously monitored for dissolved oxygen concentrations
https://www.usgs.gov/staff-profiles/aaron-cupp
Carbon dioxide (CO2) applied into water is being developed as a new chemical method to control invasive carps and other aquatic invasive species
https://www.usgs.gov/staff-profiles/laura-scott
Each sample is identified by a unique identifier that corresponds to each site by depth increment combination
https://www.usgs.gov/staff-profiles/sheel-bansal
Much of the research in his lab is focused on understanding the underlying suite of abiotic and biotic mechanistic processes that influence greenhouse gas emissions and carbon storage in wetlands
https://www.usgs.gov/centers/new-york-water-science-center/publications
This river section runs through multiple locations that are listed as active remediation sites under New York’s Inactive Hazardous Waste Disposal Site Program and has negligible
https://www.usgs.gov/data/stem-and-needle-growth-whitebark-pine-sierra-nevada
gov website belongs to an official government organization in the United States
https://www.usgs.gov/centers/colorado-water-science-center/science/water-energy-and-biogeochemical-budgets-webb-loch
Analyses of temporal and spatial variations in the depth and water content of seasonal snowpacks was another area of extensive research at the Loch Vale WEBB site
https://www.usgs.gov/programs/environmental-health-program/science/scientists-identify-processes-affect-fish-mercury
gov website belongs to an official government organization in the United States
https://www.usgs.gov/labs/reston-biogeochemical-processes-in-groundwater-laboratory
gov website belongs to an official government organization in the United States
https://www.usgs.gov/publications/effects-biotic-disturbances-forest-carbon-cycling-united-states-and-canada
Effects of biotic disturbances on forest carbon cycling in the United States and Canada | U
https://www.usgs.gov/publications/preserving-soil-organic-carbon-prairie-wetlands-central-north-america
gov website belongs to an official government organization in the United States
https://www.usgs.gov/news/featured-story/tale-two-drones
gov website belongs to an official government organization in the United States
https://www.usgs.gov/programs/environmental-health-program/science/mercury-accumulation-waterbirds-black-rails-related
gov website belongs to an official government organization in the United States
https://www.usgs.gov/media/videos/mississippi-river-science-forum-part-1
gov website belongs to an official government organization in the United States
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/special-topics/great-lakes-restoration-initiative/science/harmful-algal-blooms-habs
Four isolates that grew on microcysin as the sole carbon source and produced biofilms, which are necessary for bacteria attachment and biodegradation in plant sand filters, were further tested to determine biodegradation rates; analyzing the results from final laboratory tests is in progress
https://www.usgs.gov/staff-profiles/brian-tangen
gov website belongs to an official government organization in the United States