322 datasets found
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Federal
Data associated with nutrient diffusing substrate experiments conducted in Lake Michigan and Lake Erie (2017)
Department of the Interior —
Metals are used in primary producer metabolic pathways, such as photosynthesis and the acquisition of macronutrients nitrogen (N) and phosphorus (P), yet we often do... -
Federal
Plant composition, shrub biomass, and soil biogeochemistry from an experimental drought treatment on the Colorado Plateau
Department of the Interior —
These data were compiled for a study that investigated the effects of drought seasonality and plant community composition in a dryland ecosystem. In 2015 U.S.... -
Federal
Nutrients generated by livestock applied to farm land, pasture land, and range land in the United States Pacific Northwest for 2002 summarized for NHDPlus v2 catchments
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of nitrogen and phosphorus that was generated by livestock and applied... -
Federal
Biogeochemistry of Southwestern Lake Superior and Watershed, 2021-2023
Department of the Interior —
This is an update to a previously archived data set, which is available at https://doi.org/10.13020/4zwr-t415. Here, additional sites for 2021, and additional data... -
Federal
Chesapeake Bay River Input Monitoring Network 1985-2023: Monthly loads
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Model inputs and estimated total nitrogen and total phosphorus loads used in the development of Mississippi SPARROW models, 2018 base year
Department of the Interior —
Degradation of water quality from nutrient pollution continues to be a challenge for water resource managers. The development of effective management strategies... -
Federal
Nitrogen, phosphorus, and suspended-sediment loads and trends measured at the Chesapeake Bay River Input Monitoring stations: Water years 1985-2023
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Application of phosphorus generated by grazing cattle to range land in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of phosphorus generated by grazing cattle that was applied to range... -
Federal
Application of phosphorus generated by cattle at dairies and feedlots to farm land in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of phosphorus generated at confined cattle operations that was applied... -
Federal
Phosphorus, nitrogen, carbon, calcium, pH, and dissolved oxygen data from incubations of Colorado River water and sediment and associated ambient river water measurements
Department of the Interior —
Lake Powell retains most of the phosphorus that it receives, leading to downstream phosphorus limitation. These data were compiled to examine controls on phosphorus... -
Federal
Cladophora biomass and supporting data collected in the Great Lakes, 2021
Department of the Interior —
This dataset records Cladophora and associated benthic algae, collectively Cladophora community or submerged aquatic vegetation (SAV), biomass collected during the... -
Federal
Nutrient generation at dairies and feedlots in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of nitrogen and phosphorus generated by cattle at dairies and feedlots... -
Federal
Application of fertilizer phosphorus to farm land in the United States Pacific Northwest for 2002
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of fertilizer phosphorus that was applied to farm land in the Pacific... -
Federal
Nutrient generation at dairies and feedlots in the United States Pacific Northwest for 2002 summarized for NHDPlus v2 catchments
Department of the Interior —
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of nitrogen and phosphorus generated by cattle at dairies and feedlots... -
Federal
Sediment and nutrient retention in floodplain forest soils related to flood frequency and presence/absence of invasive reed canary grass (Phalaris arundinacea) in the upper Mississippi River Navigation Pool 8 in 2019
Department of the Interior —
The dataset represents the results of floodplain soil samples collected in Navigation Pool 8 of the upper Mississippi River. The objective of the research was to... -
Federal
Compilation of Geospatial Data (GIS) for the Mineral Industries and Related Infrastructure of the People's Republic of China
Department of the Interior —
The U.S. Geological Survey (USGS) has compiled a geodatabase containing mineral-related geospatial data for the People's Republic of China. The data can be used in... -
Federal
Data from water column and sediment incubations from streams of Duck Creek and Fox River watersheds in Wisconsin, as well as the Fox rivermouth, the Saginaw rivermouth (Lake Huron, MI) and the Maumee rivermouth (Lake Erie, OH)
Department of the Interior —
Nutrient reduction on the landscape scale often focuses on actions that reduce the movement of nitrogen (N) and phosphorus (P) from agricultural lands into streams... -
Federal
Chesapeake Bay River Input Monitoring Network 1985-2022: Average annual yields
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Chesapeake Bay River Input Monitoring Network 1985-2022: Monthly loads
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring... -
Federal
Chesapeake Bay River Input Monitoring Network 1985-2022: WRTDS output data
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring...
322 datasets found