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Wet deposition of reduced nitrogen in the United States Pacific Northwest for...
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of wet deposition of reduced nitrogen in the Pacific Northwest region of the... -
Mercury and Methylmercury Concentrations and Litterfall Mass in Autumn Litter...
Mercury (Hg) is a persistent environmental contaminant and can accumulate and concentrate in food webs as methylmercury (MeHg), presenting a health risk to humans and wildlife.... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, 1961
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for 1961. The estimates were derived from inorganic nitrogen concentrations from wet-... -
Dry deposition of reduced nitrogen in the United States Pacific Northwest for...
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of dry deposition of reduced nitrogen in the Pacific Northwest region of the... -
Mercury Concentrations and Isotopic Compositions in Sediment Cores from North...
Mercury isotope measurements were made across nine sediments cores from remote North American lakes to examine changes in the Hg isotope profiles. The lakes spanned regions of... -
Mercury and Methylmercury Concentrations and Litterfall Mass in Autumn Litter...
Mercury (Hg) is a persistent environmental contaminant and can accumulate and concentrate in food webs as methylmercury (MeHg), presenting a health risk to humans and wildlife.... -
Select Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Netwo...
This metadata record describes a series of data sets of natural and anthropogenic landscape features linked to NHDPlus Version 2.1’s (NHDPlusV2) approximately 2.7 million stream... -
Metadata: Wet nitrogen (N) deposition to urban Latin America: filling in the ...
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 EPA. It can... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, 1981
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for 1981. The estimates were derived from inorganic nitrogen concentrations from wet-... -
Mercury and Methylmercury Concentrations in Litterfall Samples Collected at S...
The movement of mercury (Hg) from the atmosphere to the biosphere occurs by both wet and dry deposition to solid surfaces, water, and vegetation. Most of the annual dry... -
GLM calibration inputs and outputs
In this data release, we provide data to describe the water quality in Green Lake, Wisconsin, from 1905 to 2020, primarily the constituents for which it is impaired, including... -
GLM-AED determining causes of metalimnetic dissolved oxygen minima
In this data release, we provide data to describe the water quality in Green Lake, Wisconsin, from 1905 to 2020, primarily the constituents for which it is impaired, including... -
Dry deposition of reduced nitrogen in the United States Pacific Northwest for...
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of dry deposition of reduced nitrogen in the Pacific Northwest region of the... -
Total atmospheric deposition of oxidized and reduced nitrogen in the United S...
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of wet and dry deposition of oxidized and reduced nitrogen in the Pacific... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, July 19...
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for July 1955 through June 1956. The estimates were derived from ammonium, and nitrate... -
Wet deposition of oxidized nitrogen in the United States Pacific Northwest fo...
This spatial data set was created by the U.S. Geological Survey (USGS) to represent the amount of wet deposition of oxidized nitrogen in the Pacific Northwest region of the... -
Mercury and Methylmercury Concentrations and Litterfall Mass in Autumn Litter...
Mercury (Hg) is a persistent environmental contaminant and can accumulate and concentrate in food webs as methylmercury (MeHg), presenting a health risk to humans and wildlife.... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, 1962
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for 1962. The estimates were derived from inorganic nitrogen concentrations from wet-... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, 1962
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for 1962. The estimates were derived from inorganic nitrogen concentrations from wet-... -
Inorganic Nitrogen Wet Deposition for the Conterminous United States, 1963
Annual inorganic nitrogen wet deposition were estimated for the conterminous United States for 1963. The estimates were derived from inorganic nitrogen concentrations from wet-...