128 datasets found
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Federal
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States
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
Long-term assessment of floodplain reconnection as a stream restoration approach for managing nitrogen in ground and surface waters
U.S. Environmental Protection Agency —
These data are surface water and groundwater chemistry collected at an urban stream in Baltimore MD, USA. This dataset is associated with the following publication:... -
Federal
EnviroAtlas Potential Wetland Areas CONUS 2024
U.S. Environmental Protection Agency —
Wetland habitats provide critical ecosystem services to the surrounding landscape, including nutrient and pollutant retention, flood mitigation, and carbon storage.... -
Federal
Metadata for Coughlin et al. (2023) on impacts from N and S deposition on tree species across the CONUS
U.S. Environmental Protection Agency —
This is the metadata for Coughlin et al. (2023) which estimates effects from atmospheric deposition of nitrogen (N) and sulfur (S) on tree species across the CONUS.... -
Federal
Data on county-level forest tree carbon estimates from Reese et al. "Geographic variation in projected US forest aboveground carbon responses to climate change and atmospheric deposition"
U.S. Environmental Protection Agency —
This is the data for Reese et al. in Environmental Research Letters "Geographic variation in projected US forest aboveground carbon responses to climate change and... -
Federal
Vadose Zone Corvallis
U.S. Environmental Protection Agency —
This field study was designed to test different methods for measuring water and nutrient transport throughout the vadose zone. A pilot study was implemented to... -
Federal
Metadata for Pavlovic et al. - Machine Learning Critical Loads
U.S. Environmental Protection Agency —
This is the metadata associated with Pavlovic et al. (2023) entitled "Empirical nitrogen and sulfur critical loads of U.S. tree species and their uncertainties with... -
Federal
Regional variation for tree critical loads across the U.S.
U.S. Environmental Protection Agency —
This dataset encompasses a re-analysis of data from Horn et al. (2018) to determine regional tree growth and survival response to nitrogen and sulfur deposition... -
Federal
Data to support Reactive organic carbon air emissions from mobile sources in the United States
U.S. Environmental Protection Agency —
This data were used to generate the figures in the peer-reviewed publication "Reactive organic carbon air emissions from mobile sources in the United States"... -
Federal
Total column NO2 from ground based pandora spectrometers at nine locations across the New York City metropolitan.
U.S. Environmental Protection Agency —
Airborne and ground-based Pandora spectrometer NO2 column measurements were collected during the 2018 Long Island Sound Tropospheric Ozone Study (LISTOS) in the New... -
Federal
Anthropogenic salt cycle
U.S. Environmental Protection Agency —
synthesis of global salt quantities and fluxes. This dataset is not publicly accessible because: maintained and owned by University of Maryland. It can be accessed... -
Federal
Geographical and Seasonal Patterns in the Carbonate Chemistry of Narragansett Bay, RI
U.S. Environmental Protection Agency —
This data comprises geographical and seasonal patterns in water quality and carbonate chemistry parameters in Narragansett Bay, RI, USA. Direct measurements of... -
Federal
Improved mapping of coastal salt marsh habitat change at Barnegat Bay (NJ, USA) using object-based image analysis of high-resolution aerial imagery_data
U.S. Environmental Protection Agency —
Data for the classification of coastal land-cover of Barnegat Bay (Fig. 1) were downloaded from the USGS Earth Resources Observation and Science (EROS) Center via the... -
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
Data for Global importance of nitrogen fixation across inland and coastal waters
U.S. Environmental Protection Agency —
A description of the dataset can be found at: https://aslopubs.onlinelibrary.wiley.com/doi/10.1002/lol2.10459. This dataset is associated with the following... -
Federal
Supporting Information for: Analysis of Microcystins in Alum Water Treatment Sludges: Holding Times, Temperatures, Linearity of Response, and Sensitivity to Pre-Coagulation Cell Titers
U.S. Environmental Protection Agency —
This data set contains supporting information for the article: Analysis of Microcystins in Alum Water Treatment Sludges: Holding Times, Temperatures, Linearity of... -
Federal
Denitrification rates across a temperate North Pacific estuary, Yaquina Bay, Oregon
U.S. Environmental Protection Agency —
The extent and temporal variability of denitrification activity was measured in Yaquina Bay, Oregon, over a year using sediment cores collected approximately monthly... -
Federal
Performance data for enhanced Innovative/Alternative (I/A) septic systems for nitrogen removal installed in a field demonstration in Barnstable, Massachusetts (2021 - 2025)
U.S. Environmental Protection Agency —
Performance data for enhanced I/A septic systems designed for nitrogen removal that were installed during a demonstration project in Barnstable, MA. Includes 1) field... -
Federal
GLIMPSE-to-COBRA bridge spreadsheet
U.S. Environmental Protection Agency —
Spreadsheet that translates EPA GLIMPSE/GCAM emission outputs into base and control scenario information for use in EPA desktop COBRA 5.0/5.1. Spreadsheet includes... -
Federal
Impacts of climate change on estuarine hydrodynamics and implications for hypoxia within a shallow subtropical system -- Full Dataset
U.S. Environmental Protection Agency —
Data for manuscript titled, "Impacts of climate change on estuarine hydrodynamics and implications for hypoxia within a shallow subtropical system". The data is...
128 datasets found