-
Federal
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States recent views
U.S. Environmental Protection Agency —
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This... -
Federal
TRACI Spatial Eutrophication Characterization Factors_2020-10 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 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
Narragansett Bay hypoxia history core C & N data recent views
U.S. Environmental Protection Agency —
Carbon and nitrogen concentrations and isotopic fractionation in sediment cores. This dataset is associated with the following publication: Boothman, W.S., and L.... -
Federal
cmejias18/LaParguera_POC: R Code for the analysis of POC in La Parguera, Puerto Rico recent views
U.S. Environmental Protection Agency —
This dataset contains data collected by Carla Mejias Rivera as part of her dissertation research conducted in La Parguera, Puerto Rico. This dataset is associated... -
Federal
Diatom and Environmental Data recent views
U.S. Environmental Protection Agency —
Raw data associated with this research. This dataset is associated with the following publication: Yuan, L., R. Mitchell, E. Pilgrim, and N. Smucker. Inferences based... -
Federal
Meta-analysis of remediation efforts for forests exposed to long term N deposition recent views
U.S. Environmental Protection Agency —
See other fields -
Federal
Stoichiometry of excreta and excretion rates of a stream-dwelling plethodontid salamander recent views
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
Freshwater Salinization Syndrome Alters Nitrogen Transport in Urban Watersheds recent views
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 recent views
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
Examining the impacts of increased corn production on groundwater quality using a coupled modeling system recent views
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
Metadata: Wet nitrogen (N) deposition to urban Latin America: filling in the gaps with GEOS-Chem recent views
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
Coupling the dual-isotope indicators of water and nitrate indicates legacy groundwater pollution recent views
U.S. Environmental Protection Agency —
Shallow groundwater samples were collected since 2006 for routine analysis by ODEQ from 16 domestic wells (installation dating from the 1970s) and 23 ODEQ groundwater... -
Federal
From field to groundwater: Quantifying crop N budgets, performance metrics and nitrate leaching in the southern Willamette Valley, Oregon recent views
U.S. Environmental Protection Agency —
This file contains water balances, monthly nitrate leaching and concentrations, field site descriptions and field crop inputs and harvest information. -
Federal
Linking Water Quality to Ae. aegypti nutrient and Zika recent views
U.S. Environmental Protection Agency —
This dataset contains the nutrient analysis (carbon, nitrogen, stable isotopes) for estuary water, leaf detritus, container habitat water, larvae within containers,... -
Federal
Great Sippewissett Marsh 2016 Data recent views
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
A spatially explicit, empirical estimate of biological nitrogen fixation in forests of the United States recent views
U.S. Environmental Protection Agency —
The supplementary information provides details on the methods used to find the basal area-BNF rate regression, the specific literature that was used to derive both... -
Federal
National Inventory of Reactive Nitrogen recent views
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
River basin simulations reveal wide-ranging wetland-mediated nitrate load reductions recent views
U.S. Environmental Protection Agency —
Supporting information for "River basin simulations reveal wide-ranging wetland-mediated nitrate load reductions". Supporting information includes the calibrated... -
Federal
1990-2010 atmospheric deposition of Sulfur and nitrogen recent views
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,...