-
Federal
Nitrous Oxide flux measurements under various amendments 10 recent views
U.S. Environmental Protection Agency —
The dataset consists of measurements of soil nitrous oxide emissions from soils under three different amendments: glucose, cellulose, and manure. Data includes the... -
Federal
Chironomid nitrogen stable isotope data for NARS 2007, 2008, and 2009 surveys
U.S. Environmental Protection Agency —
Nitrogen stable isotope data and associated meta data from the 2007 National Lakes Assessment, and the 2008-2009 National Rivers and Streams Assessment. The data also... -
Federal
Stoichiometry of excreta and excretion rates of a stream-dwelling plethodontid salamander
U.S. Environmental Protection Agency —
Stoichiometry of excreta and excretion rates of a stream-dwelling plethodontid salamander in Cincinnati, OH, USA. This dataset is associated with the following... -
Federal
Data supporting Modeling the Oxygen Isotope Anomaly of Reactive Nitrogen in the Community Multiscale Air Quality (CMAQ) Model
U.S. Environmental Protection Agency —
The data contains CMAQ fortran model code and shell scripts used for configuration in the work of Walters et al. Links are provided to base (unmodified) CMAQ release... -
Federal
Cross Basin Isoscapes
U.S. Environmental Protection Agency —
Water stable isotope data (hydrogen and oxygen isotopes of H2O) for 5 river basins in Washington state and Alaska. The samples were collected in 2017 during summer... -
Federal
Lake Michigan Lake Trout Mercury Carbon Nitrogen Stable Isotope Ratios 1978-2012 v1
U.S. Environmental Protection Agency —
Time-series of mercury, carbon, and nitrogen stable isotope ratios of Lake Michigan lake trout from the EPA Great Lakes Fish Monitoring and Surveillance Program. -
Federal
Carbon and Nitrogen Stable Isotope Data for Using mercury stable isotope fractionation to identify the contribution of historical mercury mining sources present in downstream water, sediment and fish
U.S. Environmental Protection Agency —
The data set contains the stable carbon and sulfur isotope ratios for fish tissue used in the manuscript. The data is included in the file was used in Figures 3 and 6... -
Federal
Ponderosa Pine Tree Ring Stable Isotopes, Oregon
U.S. Environmental Protection Agency —
Carbon and oxygen isotope data from annual tree rings in Ponderosa Pine collected in Oregon. The data was used in Ulrich, D. E. M., C. J. Still, J. R. Brooks, Y. Kim,... -
Federal
stable carbon and oxygen isotope ratios in tree-rings for five field sites in western Oregon
U.S. Environmental Protection Agency —
Cellulosic stable carbon and oxygen isotope values in tree-rings of mature Douglas-fir trees at five sites in western Oregon. This dataset is associated with the... -
Federal
European flounder larvae stable isotope study
U.S. Environmental Protection Agency —
Location and date associated with carbon and nitrogen stable isotope ratios of European flounder larvae and potential sources of organic matter supporting their diet,... -
Federal
Assessment of Mercury Cycling in the St Louis River, MN using Mercury and Food Web (Carbon and Nitrogen) Stable Isotopes: U.S. Geological Survey Data Release
U.S. Environmental Protection Agency —
Mercury concentration, mercury stable isotope ratio, and carbon and nitrogen stable isotope ratio data as applicable for sediment, water, invertebrates, and fish... -
Federal
Main data files
U.S. Environmental Protection Agency —
Main dataset of stable isotope, analytes, and environmental parameters measured. This dataset is associated with the following publication: Devereux, R., Y. Wan, J.L.... -
Federal
Captain Jack Data
U.S. Environmental Protection Agency —
This article uses a data set of geochemical tracers collected from the Captain Jack Mill Superfund Site in Colorado. The journal article is the result of a... -
Federal
Stream water isotope data from the Snake River Basin 2013-2019.
U.S. Environmental Protection Agency —
The dataset includes water isotope values from samples spatially distributed across the Snake River basin collected between 2013-2015, and time series data collected... -
Federal
Properties that influence pond-breeding salamander density and predation in midwestern United States ephemeral wetlands
U.S. Environmental Protection Agency —
Ephemeral wetlands provide habitat for a variety of taxa and are often critical breeding locations for amphibians. Although the impacts of abiotic properties of... -
Federal
Stream water isotope data from the Snoqualmie River Basin 2017-2018, and related watershed information
U.S. Environmental Protection Agency —
Water stable isotope data (both hydrogen and oxygen isotopes of H2O) from the Snoqualmie River Basin from 2017-2018. This data was paired with USGS gauge data so... -
Federal
Precipitation and stream water stable isotope data from the Marys River, Oregon in water year 2015.
U.S. Environmental Protection Agency —
Water stable isotope data collected from a range of streams throughout the Marys River basin in water year 2015, and precipitation data collected within the basin at... -
Federal
Niche changes of three fish species in Narragansett Bay
U.S. Environmental Protection Agency —
Non-EPA data are owned by Roger Williams University. This dataset is associated with the following publication: Taylor, D., C. Pearson, L. Green-Gavrielidis, N.... -
Federal
Data for Use of historical isoscapes to develop an estuarine nutrient baseline
U.S. Environmental Protection Agency —
Coastal eutrophication is a prevalent threat to the healthy functioning of ecosystems globally. While degraded water quality can be detected by monitoring oxygen,...