7 datasets found
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Federal
Geology of the Grandfather Mountain Window and Vicinity, North Carolina and Tennessee recent views
Department of the Interior —
The Blue Ridge belt in northwestern North Carolina and northeastern Tennessee is composed chiefly of 1,000-million to 1,100-million-year-old metamorphic and plutonic... -
Federal
Microscopic Images of Leonardite and Humate Biochar: Using Reflected Light Microscopy in Biochar Characterization recent views
Department of the Interior —
Biochar is a carbon-rich substance that is derived through the thermochemical conversion of biomass. Biochar is recognized for its significance in environmental... -
Federal
Census counts of benthic foraminifera, environmental parameters (temperature, salinity, and oxygen concentration), and radiocarbon measurements from cores obtained under and near a whale-fall off western Vancouver Island, British Columbia, Canada recent views
Department of the Interior —
This data release provides census counts of benthic foraminifera (in percent for the total fauna and as raw counts for just the living specimens) as well as... -
Federal
High Microscale Variability in Raman Thermal Maturity Estimates from Shale Organic Matter - Data Release recent views
Department of the Interior —
Here the spatial variation in Raman estimates of thermal maturity within individual organic domains from several shale geologic reference materials originating from... -
Federal
Phytoplankton Species Composition, Abundance and Cell Size in San Francisco Bay: Microscopic Analyses of USGS Samples Collected 1992-2014 recent views
Department of the Interior —
This Data Release makes available measurements of phytoplankton species composition, abundance and cell size made on samples collected in San Francisco Bay (CA) from... -
Federal
Phytoplankton Species Composition, Abundance and Cell Size in San Francisco Bay: Microscopic Analyses of USGS Samples, beginning in 2014 (ver. 2.0, April 2019) recent views
Department of the Interior —
This Data Release makes available measurements of phytoplankton species composition, abundance and cell size made on samples collected in San Francisco Bay (CA) from... -
Federal
Cyanobacterial Picoplankton Data Collected from four Kansas Reservoirs during August 2020 through August 2022 recent views
Department of the Interior —
This dataset provides the estimated cell abundance and total biovolume for whole-water picoplankton samples collected by the U.S. Geological Survey (USGS) at 25...
7 datasets found