78 datasets found
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Federal
Nitrous Oxide flux measurements under various amendments
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
Mercury Concentrations in Resident Lake Fish Sampled from Lake Clark National Park and Preserve in 2019 and 2020
Department of the Interior —
These data were collected as part of the Southwest Alaska Inventory and Monitoring Network (SWAN) freshwater contaminants protocol. The protocol outlines a framework... -
Federal
Data release for Seasonality of precipitation in the southwestern United States during the late Pleistocene inferred from stable isotopes in herbivore tooth enamel
Department of the Interior —
The late Pleistocene was a climatically dynamic period, with abrupt shifts between cool-wet and warm-dry conditions. Increased effective precipitation supported large... -
Federal
Supplemental information for: Three centuries of biogeochemical change in a temperate embayment as revealed by sediment cores stable isotopes and historical ecology
U.S. Environmental Protection Agency —
This repository contains data for the manuscript “Three centuries of biogeochemical change in a temperate embayment as revealed by sediment cores stable isotopes and... -
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
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
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
Nearshore Fish Isotope Values, Beaufort Sea, Alaska, 2017-2019
Department of the Interior —
This dataset contains isotope results of stable isotope (δ13C and δ15N) and radicoarbon (F14C) analyses of muscle tissue from fish collected in the nearshore Beaufort... -
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
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
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,... -
Federal
Length, Weight, Energy Density, and Isotopic Values of Fish from Rivers in Northwest Alaska, 2015-2019
Department of the Interior —
This dataset contains length, weight, energy density, and isotope values of fish collected in northwest Alaskan rivers during summer and fall 2015-2019. -
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
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
Experimental assessment of EAIRMS normalization methodologies for environmental stable isotopes
U.S. Environmental Protection Agency —
Supplementary and data for: Experimental assessment of EAIRMS normalization methodologies for environmental stable isotopes. This dataset is associated with the... -
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
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
Hawaii Volcanoes National Park stable isotope values from Hawaii forest birds 2012
Department of the Interior —
Blood and feathers were collected from Hawaii forest birds (Apapane and Hawaii Amakihi) in high elevation forest to assess evidence for altitudinal movement.... -
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
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.
78 datasets found