Found 50 datasets matching "nitrogen cycle".
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NOAA/WDS Paleoclimatology - Schmittner et al. 2007 Ocean Oxygen and Nitrogen Cycle Model Simulations
This archived Paleoclimatology Study is available from the NOAA National Centers for Environmental Information (NCEI), under the World Data Service (WDS) for Paleoclimatology. The associated NCEI...
Search relevance: 72.31 | Views last month: 0 -
Nitrogen is a major nutrient in terrestrial ecosystems and an important catalyst in tropospheric photochemistry. Over the last century human activities have dramatically increased inputs of...
Search relevance: 55.48 | Views last month: 0 -
This dataset provides the values used to develop the figures within the manuscript "Incorporating upstream emissions into electric sector nitrogen oxide reduction targets". Here is the abstract...
Search relevance: 47.91 | Views last month: 0 -
Nitrogen dioxide Level 3 files provide trace gas information on a regular grid covering the TEMPO field of regard for nominal TEMPO observations. Level 3 files are derived by combining information...
Search relevance: 47.27 | Views last month: 0 -
High latitude, boreal watersheds are nitrogen-limited ecosystems that export large amounts of organic carbon. Key controls on carbon cycling in these environments are the biogeochemical processes...
Search relevance: 45.34 | Views last month: 0 -
This dataset provides spatially-explicit freshwater and marine eutrophication characterization factors for the TRACI life cycle impact assessment method, as well as the data used to compile the...
Search relevance: 40.96 | Views last month: 0 -
This dataset includes: (i) all sample removal rate predictions for each advanced on-site wastewater treatment system technology we analyzed; and (ii) all sample total life cycle cost predictions...
Search relevance: 40.75 | Views last month: 1 -
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Search relevance: 40.02 | Views last month: 0 -
The Fox River transports elevated loads of nitrogen and phosphorus to Lake Michigan. The increased concentration of N and P causes eutrophication of the lake, creating hypoxic zones and damaging...
Search relevance: 39.43 | Views last month: 0 -
This file provides all the data that was used to estimate the physical input outputs for the State of Illinois. The attached paper describes how the data was collected and provides all the...
Search relevance: 38.95 | Views last month: 0 -
The Patuxent River estuary was investigated over a 25-hour tidal cycle from October 17-18, 1972, during the Patuxent River Cooperative Study (conducted by the University of Maryland). These data...
Search relevance: 38.82 | Views last month: 0 -
There is no EPA generated dataset in this study. This dataset is not publicly accessible because: No EPA generated datasets were used in this study. The sole EPA author assisted in the development...
Search relevance: 38.58 | Views last month: 1 -
This dataset contains all data and code necessary to reproduce the analyses, tables, and figures presented in the associated manuscript.The following files are...
Search relevance: 37.66 | Views last month: 0 -
The URLs link to the data archive of the Troposphere Emission Spectrometer (TES) retrievals. These include the transects included in the Canadian Tar Sands study. A brief description of TES is...
Search relevance: 37.66 | Views last month: 0 -
The U.S. Geological Survey Toxic Substances Hydrology Program at Cape Cod has been investigating the fate and transport of a treated-wastewater, groundwater contaminant plume. A portion of the...
Search relevance: 37.25 | Views last month: 1 -
The mass concentration ammonia in the atmosphere, consists of products generated for the study of atmospheric ammonia. Atmospheric ammonia is an important component of the global nitrogen cycle....
Search relevance: 36.19 | Views last month: 0 -
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, each NRSA cycle occurs over 2...
Search relevance: 35.31 | Views last month: 2 -
This data set provides environmental data that have been standardized and aggregated for use as input to carbon cycle models at global (0.5-degree resolution) and regional (North America at...
Search relevance: 34.52 | Views last month: 0 -
The storage and persistence of soil organic matter (SOM) is of critical importance to soil health, and to the terrestrial carbon cycle with implications for long-term climate change. To better...
Search relevance: 33.68 | Views last month: 1 -
The photosynthetic composition (C3 or C4) of vegetation on the land surface is essential for accurate simulations of biosphere-atmosphere exchanges of carbon, water, and energy. C3 and C4 plants...
Search relevance: 31.06 | Views last month: 1
