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Federal
TRACI Spatial Eutrophication Characterization Factors_2020-10 25 recent views
U.S. Environmental Protection Agency —
This dataset provides spatially-explicit freshwater and marine eutrophication characterization factors for the TRACI life cycle impact assessment method, as well as... -
Federal
1987-2018 cyanobacteria and water quality data for 20 reservoirs 17 recent views
U.S. Environmental Protection Agency —
These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August)... -
Federal
Atmospheric Deposition Modeling Results
U.S. Environmental Protection Agency —
This asset provides data on model results for dry and total deposition of sulfur, nitrogen and base cation species. Components include deposition velocities, dry... -
Federal
Clean Air Markets Program Data Application (CAMPD)
U.S. Environmental Protection Agency —
The Clean Air Markets Program Data (CAMPD) application, accessible at https://campd.epa.gov/, allows users to view Clean Air Markets data through the Custom Data... -
Federal
NRSA data 2000-2014 Deposition Largest N Source Lin et al.
U.S. Environmental Protection Agency —
NRSA is part of EPA’s National Aquatic Resource Surveys which samples different surface waters on a 5-year cycle during the growing season. For logistical reasons,... -
Federal
National Inventory of Reactive Nitrogen
U.S. Environmental Protection Agency —
The effectiveness of management actions in reducing the release of excess nitrogen (N) to the environment is best assessed if N fluxes across air, land and water are... -
Federal
Estimated Animal Agriculture Nitrogen and Phosphorus from Manure
U.S. Environmental Protection Agency —
Animal agriculture manure is a primary source of nitrogen and phosphorus to surface and groundwater. Manure runoff from cropland and pastures or discharging animal... -
Federal
Assessing the Social and Environmental Costs of Institutions Nitrogen Footprints
U.S. Environmental Protection Agency —
This dataset allowed estimates the damage costs associated with the institutional nitrogen (N) footprint and explores how this information could be used to create... -
Federal
Freshwater Salinization Syndrome Alters Nitrogen Transport in Urban Watersheds
U.S. Environmental Protection Agency —
A synthesis of data mined from USGS publicly available data. This dataset is not publicly accessible because: Data is owned by University of Maryland. It can be... -
Federal
NRSA chemistry in sites <1000m2 with deposition as largest source Lassiter paper
U.S. Environmental Protection Agency —
Stream N and other water chemistry measurements originate from three national-scale, randomized, unequally weighted probability surveys of the U.S. EPA's National... -
Federal
Data for Grassland-to-cropland conversion increased soil, nutrient, and carbon losses in the US Midwest between 2008 and 2016
U.S. Environmental Protection Agency —
These are the soil quality data for each county (listed by fips code) for each scenario. This dataset is associated with the following publication: Zhang, X., T.... -
Federal
Deposition, critical loads, and exceedances for 1800-2025
U.S. Environmental Protection Agency —
This data includes gridded estimates of: (1) decadally averaged total N and S deposition for the conterminous US from 1800-2025, (2) critical loads from the National... -
Federal
Great Sippewissett Marsh 2016 Data
U.S. Environmental Protection Agency —
Data in this spreadsheet include methane, carbon dioxide, and nitrous oxide fluxes; soil pH; surface and subsurface soil temperature; and surface elevation relative... -
Federal
1990-2010 atmospheric deposition of Sulfur and nitrogen
U.S. Environmental Protection Agency —
These data files associated with the Tables and Figures presented in the following manuscript: Zhang, Y., Mathur, R., Bash, J. O., Hogrefe, C., Xing, J., and Roselle,... -
Federal
Metadata: Wet nitrogen (N) deposition to urban Latin America: filling in the gaps with GEOS-Chem
U.S. Environmental Protection Agency —
The data include model outputs from the GEOS-Chem model and observational datasets. This dataset is not publicly accessible because: The data were not generated by... -
Federal
Examining the impacts of increased corn production on groundwater quality using a coupled modeling system
U.S. Environmental Protection Agency —
This dataset was used to create graphics associated with manuscript: Garcia et al., Examining the impacts of increased corn production on groundwater quality using a... -
Federal
Where have all the nutrients gone? Long-term Decoupling of Inputs and Outputs in the Willamette River Watershed, Oregon, USA
U.S. Environmental Protection Agency —
The following 4 tables accompany the peer-reviewed journal article GS Metson, J Lin, JE Compton, JA Harrison. Where have all the nutrients gone? Long-term Decoupling... -
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
Estimated Total Nitrogen and Total Phosphorus Loads and Yields Generated within States
U.S. Environmental Protection Agency —
Estimated state-wide total nitrogen (TN) and total phosphorus (TP) loads and yields, as predicted by the 2012 regional USGS SPARROW models.Excess nitrogen and... -
Federal
RNA-sequencing analysis of Douglas-fir transcriptome responses to diesel emissions generated with CeO2 nanoparticle additive
U.S. Environmental Protection Agency —
Transcriptome changes of Douglas-fir seedlings were analyzed to investigate molecular impacts of exposure to airborne emissions released from combustion of diesel...