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Geochemistry data collected (1985-2015) for understanding the evolution of...
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone at the... -
Elemental Concentrations and Carbon and Oxygen Isotope Ratios in Mammillary...
Elemental concentrations and stable oxygen and carbon isotope ratios are reported for five mammillary calcite specimens collected from the groundwater-filled fissures Devils... -
Mercury speciation and other constituent data for surface water and bed...
The Hamilton Wetland Restoration Project (HWRP) is a joint venture between the US Army Corps of Engineers (USACE; San Francisco District) and the California State Coastal... -
Growth, drought response, and genomic structure data for whitebark pine in...
These data represent stem growth, needle length growth, and carbon stable isotope ratios from whitebark pine at 27 sites in the Sierra Nevada of California. Values for stem... -
Silicified wood from around Old Faithful Geyser, Yellowstone National Park:...
Silicified wood samples were vacuum impregnated with epoxy, sectioned, and sputter coated with 10 nm Au/Pd at the U.S. Geological Survey, Menlo Park, CA. Samples were imaged in... -
Vertical chemical profiles collected across haloclines in the water column...
Natural cave passages penetrating a coastal aquifer in the Yucatan Peninsula (Mexico) were accessed to test the hypothesis that chemoclines associated with salinity gradients... -
Globorotalia truncatulinoides Sediment Trap Data in the Gulf of Mexico
Modern observations of planktic foraminifera from sediment trap studies help to constrain the regional ecology of paleoceanographically valuable species. Results from a weekly-... -
Water-Quality and Borehole Geophysical Data Associated with Uranium...
The datasets contained herein were collected as part of a cooperative U.S. Geological Survey (USGS) and U.S. Environmental Protection Agency (EPA) project entitled "Field... -
Geochemistry data collected (1985-2015) for understanding the evolution of...
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone at the... -
Growth, drought response, and genomic structure data for whitebark pine in...
These data represent stem growth, needle length growth, and carbon stable isotope ratios from whitebark pine at 27 sites in the Sierra Nevada of California. Values for stem... -
Vertical chemical profiles collected across haloclines in the water column...
Natural cave passages penetrating a coastal aquifer in the Yucatan Peninsula (Mexico) were accessed to test the hypothesis that chemoclines associated with salinity gradients... -
Silicified wood from around Old Faithful Geyser, Yellowstone National Park:...
Silicified wood samples were vacuum impregnated with epoxy, sectioned, and sputter coated with 10 nm Au/Pd at the U.S. Geological Survey, Menlo Park, CA. Samples were imaged in... -
Geochemistry data collected (1985-2015) for understanding the evolution of...
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone at the... -
Collection, analysis, and age-dating of sediment cores from mangrove and...
Coastal wetlands in Tampa Bay, Florida, are important ecosystems that deliver a variety of ecosystem services. Key to ecosystem functioning is wetland response to sea-level rise... -
Radiocarbon dates, charcoal, and polycyclic aromatic hydrocarbon (PAH) data...
Sediment cores were collected in Great Dismal Swamp National Wildlife Refuge in November, 2017 to advance understanding of climate- and land-management driven changes in... -
Static chamber gas fluxes and carbon and nitrogen isotope content of...
Coastal wetlands are major global carbon sinks; however, quantification of carbon flux can be difficult in these heterogeneous and dynamic ecosystems. To characterize spatial... -
Water-Quality and Borehole Geophysical Data Associated with Uranium...
The datasets contained herein were collected as part of a cooperative U.S. Geological Survey (USGS) and U.S. Environmental Protection Agency (EPA) project entitled "Field... -
Geochemistry data collected (1985-2015) for understanding the evolution of...
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone at the... -
Mercury speciation and other constituent data for surface water and bed...
The Hamilton Wetland Restoration Project (HWRP) is a joint venture between the US Army Corps of Engineers (USACE; San Francisco District) and the California State Coastal... -
Temporal hydrologic and chemical records from the Ox Bel Ha cave network...
Natural cave passages penetrating a coastal aquifer in the Yucatan Peninsula (Mexico) were accessed to investigate how regional meteorology and hydrology control methane...