• Organization: Department of the Interior
• Updated: 2023-09-14T00:00:00Z

The stable hydrogen (delta 2H) and oxygen (delta 18O) isotopic compositions of more than 6,400 weekly composite samples of precipitation from nine National Atmospheric Deposition Program (NADP)...

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• Organization: Department of the Interior
• Updated: 2025-02-07T00:00:00Z

The stable hydrogen (delta 2H) and oxygen (delta 18O) isotopic compositions of more than 1,400 daily or weekly composite samples of precipitation from four National Atmospheric Deposition Program...

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• Organization: Department of the Interior
• Updated: 2023-03-30T00:00:00Z

Aliquots of collected water samples were prepared for isotopic analysis at the USGS laboratories in Menlo Park, CA by precipitating dissolved sulfate as barium sulfate, using the methods of...

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• Organization: Department of the Interior
• Updated: 2023-03-30T00:00:00Z

Water samples for Oxygen-18 and deuterium isotope determinations were stored unfiltered in 15 ml glass bottles and analyzed at the USGS laboratories in Reston, Virginia. Analysis of oxygen...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-04-21T00:00:00.000+00:00

This dataset includes chemical, discrete sample, physical and profile data collected from RYOFU MARU in the Philippine Sea from 1995-11-15 to 1995-11-30 and retrieved during cruise...

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• Organization: Department of the Interior
• Updated: 2023-03-30T00:00:00Z

Samples from outside the crater lake were analyzed for their sulfur isotopic composition. Samples of sulfate alteration and native sulfur from the Kīlauea summit, Halema’uma’u crater (HMM), and...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Chemistry and Isotope Data Sample Collection: Water samples were collected from approximately 100 feet (30 meters) below the water table using either a 4 foot or 6 foot long stainless-steel...

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• Organization: Department of the Interior
• Updated: 2020-08-19T00:00:00Z

In this study, organic petrology and Osmium isotope (187Os/188Os) stratigraphy, major and trace element, and programmed pyrolysis analysis were performed on five outcrop samples from western New...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

These data were collected by BOREAS TE-05 to provide detailed information within the canopy during times when TE-05 sampled canopy CO2 for carbon and oxygen isotope analysis. These measurements...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-23T00:00:00.000+00:00

This dataset consists of measurements of pH, redox potential, H2S and dissolved oxygen from core samples that were taken from Lake Hazen, Skeleton Lake and Pond1 between Spring 2014 and Summer...

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• Organization: Department of the Interior
• Updated: 2021-04-08T00:00:00Z

Stable hydrogen (H), oxygen (O), and sulfur (S) isotope data were collected from the Elizabeth copper mine Superfund site, South Strafford, Vermont. Sample media include surface water (H and O),...

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• Organization: Department of the Interior
• Updated: 2025-01-08T00:00:00Z

This data set collects, from peer-reviewed and openly available research, values of sea surface temperature (SST) that occurred at select sites across the Earth during a brief period of the lower-...

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• Organization: Department of the Interior
• Updated: 2018-07-17T00:00:00Z

All field data will be collected by the PI and a team of four college students. Two full working days will be scheduled to perform a complete fish, invertebrate, and physical habitat survey at...

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• Organization: Department of the Interior
• Updated: 2021-10-25T00:00:00Z

Ice core from Greenland was melted, filtered, and homogenized. Its stable hydrogen (δ2H) and oxygen (δ18O) isotopic compositions were adjusted to approximately match those of USGS46 ice core water...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-01T00:00:00.000+00:00

This layer is intended to represent information collected during NOAA Fisheries’ U.S. West Coast Groundfish Bottom Trawl Survey. The U.S. West Coast Groundfish Bottom Trawl Survey started in 1998...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-01T00:00:00.000+00:00

This layer is intended to represent the geographic extent of NOAA Fisheries’ U.S. West Coast Groundfish Bottom Trawl Survey. The U.S. West Coast Groundfish Bottom Trawl Survey started in 1998 and...

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• Organization: Department of the Interior
• Updated: 2023-09-11T00:00:00Z

Modern observations of planktic foraminifera from sediment trap studies help to constrain the regional ecology of paleoceanographically valuable species. Results from a weekly-resolved sediment...

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• Organization: Department of the Interior
• Updated: 2021-08-27T00:00:00Z

In support of paleoclimatology investigations, samples of mammillary calcite, calcitic folia, and flowstone were collected by the U.S. Geological Survey in Devils Hole and Devils Hole Cave 2,...

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• Organization: Department of the Interior
• Updated: 2020-12-07T00:00:00Z

Sulphur Banks, near the summit of Kīlauea Volcano on the Island of Hawai`i, is a thermal area where volcanic gases and steam are discharged. A research well drilled in the 1920s at Sulphur Banks...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Radiocarbon dating of silicified wood was performed at the U.S. Geological Survey’s Radiocarbon Laboratory in Denver, Colorado. All samples were chemically treated using the standard...

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