53 datasets found
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Federal
Radiocarbon dating of silicified wood from around Steamboat Geyser in Norris Geyser Basin, Yellowstone National Park, 2021-2022
Department of the Interior —
In the past century, eruptions of Steamboat Geyser in Yellowstone’s Norris Geyser Basin were mainly clustered in three episodes: between 1961 and 1969, between 1982... -
Federal
Carbon Isotope Concentrations in Stream Food Webs of the Arctic Network National Parks, Alaska, 2014-2016
Department of the Interior —
This dataset is one table with information on the carbon isotopes in samples collected from organic and mineral soils, streams, algae, invertebrates, and fish in the... -
Federal
Radiocarbon age dating of biological material from cores collected off British Columbia, Canada and southeastern Alaska, U.S. along the Queen Charlotte-Fairweather fault zone
Department of the Interior —
Results of radiocarbon age dating of planktic foraminifera, benthic foraminifera, and pelecypod shell fragments collected from piston cores, trigger weight cores, and... -
Federal
Radiocarbon data from coastal wetlands on the Hawaiian islands of Kaua'i, O'ahu, and Hawai'i
Department of the Interior —
This portion of the data release presents radiocarbon age data from 66 samples collected from Anahola Valley (Kaua'i), Kahana Valley (O'ahu), and Pololu Valley... -
Federal
Radiocarbon dating of deep-sea black corals collected off the southeastern United States
Department of the Interior —
Results of radiocarbon dating of deep-sea (500 m to 700 m) black corals are presented. These corals were collected off the southeastern United States as part of the... -
Federal
Ecological, Geomorphological, Sedimentological, and Geochemical Records of Pre- and Post-Colonial Riparian Ecosystems in Anne Arundel County, Maryland
Department of the Interior —
This data release includes data collected in the pursuit of identifying pre- and post-colonial riparian ecosystems found throughout Anne Arundel County, Maryland,... -
Federal
Strewn conch shells noted in 2008 to 2017 that pertain to sea floods of the past 1,000 years on Anegada, British Virgin Islands
Department of the Interior —
This part of the release provides an updated georeferenced catalog of strewn conch shells pertaining to extreme waves on Anegada, a low Caribbean island perched south... -
Federal
Radiocarbon dating of silicified wood from around Artemisia Geyser in the Upper Geyser Basin, Yellowstone National Park
Department of the Interior —
Samples of silicified wood remnants from 8 trees were collected under research permit YELL-SCI-8030 on June 17, 2023, and on September 19, 2023 adjacent to Artemisia... -
Federal
16CCT03_metadata: Sedimentary Data From Grand Bay, Alabama/Mississippi, 2014-2016
Department of the Interior —
This data release is an archive of sedimentary field and laboratory analytical data collected in Grand Bay, Alabama/Mississippi from 2014-2016 by scientists from the... -
Federal
Sedimentologic Data from Vibracores Collected in 2023 from St. Andrew Bay, Florida
Department of the Interior —
In April 2023, scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center (SPCMSC) collected 11 sediment vibracores within... -
Federal
Core descriptions and sedimentologic data from vibracores collected in 2021 from Central Florida Gulf Coast Barrier Islands
Department of the Interior —
In 2021, scientists from the U.S. Geological Survey St. Petersburg Coastal and Marine Science Center (USGS SPCMSC) conducted ground penetrating radar (GPR) and... -
Federal
Radiocarbon dates, charcoal, and polycyclic aromatic hydrocarbon (PAH) data from Great Dismal Swamp Sites GDS-519 and GDS-520
Department of the Interior —
Sediment cores were collected in Great Dismal Swamp National Wildlife Refuge in November, 2017 to advance understanding of climate- and land-management driven changes... -
Federal
Radiocarbon and Luminescence Data for Fairweather Fault Investigation, Glacier Bay National Park, Southeast Alaska
Department of the Interior —
This dataset is comprised of two tables with age data along the Fairweather Fault in Glacier Bay National Park. The tables are: (1) radiocarbon dates analyzed at the... -
Federal
Olowalu chronology and geochemistry time-series, West Maui
Department of the Interior —
Chronology and time-series geochemistry data of a coral core collected from Olowalu, West Maui, Hawaii. The chronology is based on density banding, radiocarbon bomb-... -
Federal
Radiocarbon measurements from core 721-1 obtained in 2002 off San Francisquito Creek in South San Francisco Bay
Department of the Interior —
This data release provides radiocarbon measurements from a core obtained off San Francisquito Creek in South San Francisco Bay. -
Federal
Silicified wood from around Old Faithful Geyser, Yellowstone National Park
Department of the Interior —
Old Faithful Geyser in the Upper Geyser Basin of Yellowstone National Park is one of the best studied geysers in the world. Under research permit YELL-SCI-8030,... -
Federal
Charcoal data from four sites in Great Dismal Swamp National Wildlife Refuge - August 2022
Department of the Interior —
Charcoal counts and radiocarbon dates from four sediment cores collected in Great Dismal Swamp in 2017 and 2018 were incorporated into a synthesis of charcoal records... -
Federal
Radiocarbon Data from Coastal Environments on Montague Island, Alaska
Department of the Interior —
This dataset consists of sample descriptions and radiocarbon age data from coastal environments on Montague Island, Alaska, analyzed at the National Ocean Sciences... -
Federal
Radiocarbon, Cesium-137, Grain Size, and X-ray Fluorescence Data for Tsunami Geology Investigation, Driftwood Bay, Umnak Island, Alaska (2018)
Department of the Interior —
This dataset consists of nine tables that include radiocarbon dates, Cesium-137 activity, grain size measurements, and scanning X-ray fluorescence element intensity... -
Federal
Radiocarbon Data for Tree Ring Samples from Girdwood, Alaska
Department of the Interior —
This dataset consists of sample details and radiocarbon age data of tree-ring samples collected near Girdwood, Alaska, and analyzed at the National Ocean Sciences...
53 datasets found