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Found 3729 dataset(s) matching "surface samples".

Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS20279 (EXPOCODE 33WA20201005) in the Southeast U.S. Shelf, Gulf of Mexico from 2020-10-05 to 2020-10-12 (NCEI Accession 0231693)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-08-17T00:00:00.000+00:00 | Harvested: October 04, 2025 at 12:47 AM
This dataset contains the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS20342 (EXPOCODE 33WA20201207) in the Southeast U.S. Shelf, Gulf of Mexico from 2020-12-07 to 2020-12-12 (NCEI Accession 0231726)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-02-11T00:00:00.000+00:00 | Harvested: October 04, 2025 at 12:47 AM
This dataset contains the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Monitoring of Water Column DIC, TAlk, and pH on the Southeast U.S. Shelf and Gulf of Mexico and the Development of Ocean Acidification Indicators to Inform Marine Resource Management from 2022-03-14 to 2022-03-19 (NCEI Accession 0283334)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-09-30T00:00:00.000+00:00 | Harvested: October 13, 2025 at 05:26 AM
Increasing amounts of atmospheric carbon dioxide from human industrial activities are causing changes in global ocean carbon chemistry resulting in a reduction in pH, a process termed ocean...
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Monitoring of Water Column DIC, TAlk, and pH on the Southeast U.S. Shelf and Gulf of Mexico and the Development of Ocean Acidification Indicators to Inform Marine Resource Management from 2022-08-03 to 2022-08-10 (NCEI Accession 0283335)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-09-30T00:00:00.000+00:00 | Harvested: October 13, 2025 at 05:26 AM
Increasing amounts of atmospheric carbon dioxide from human industrial activities are causing changes in global ocean carbon chemistry resulting in a reduction in pH, a process termed ocean...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS22022 (EXPOCODE 33WA20220122) in the North Atlantic Ocean, Gulf of Mexico from 2022-01-22 to 2022-01-28 (NCEI Accession 0275994)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-09-04T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:28 AM
This dataset includes the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS21338 (EXPOCODE 33WA20211204) in the North Atlantic Ocean, Gulf of Mexico from 2021-12-04 to 2021-12-10 (NCEI Accession 0276022)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-09-04T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:28 AM
This dataset includes the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS21278 (EXPOCODE 33WA20211005) in the North Atlantic Ocean, Gulf of Mexico from 2021-10-05 to 2021-10-11 (NCEI Accession 0248268)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-08-22T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:10 AM
This dataset contains the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS21212 (EXPOCODE 33WA20210731) in the North Atlantic Ocean, Gulf of Mexico from 2021-07-31 to 2021-08-06 (NCEI Accession 0248266)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-02-25T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:10 AM
This dataset contains the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Dissolved inorganic carbon, total alkalinity, pH on total scale, and other variables collected from discrete samples and profile observations during the R/V F. G. Walton Smith cruise WS21151 (EXPOCODE 33WA20210531) in the North Atlantic Ocean, Gulf of Mexico from 2021-05-31 to 2021-06-06 (NCEI Accession 0248264)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-08-22T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:10 AM
This dataset contains the discrete profile measurements of dissolved inorganic carbon, total alkalinity, pH on total scale, ammonia, water temperature, salinity, dissolved oxygen and nutrients...
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Global Distribution of Root Profiles in Terrestrial Ecosystems
- Organization: National Aeronautics and Space Administration
- Updated: 2025-09-11 | Harvested: October 21, 2025 at 08:45 PM
Rooting depths were estimated from a global database of root profiles that was assembled from the primary literature to study relationships of abiotic and biotic factors associated with...
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Calcium carbonate (CaCO3) interpretation coverage from Sarasota Florida study area
- Organization: Department of the Interior
- Updated: 20250812 | Harvested: August 25, 2025 at 08:22 PM
The U.S. Geological Survey, in cooperation with the University of South Florida and Eckerd College, completed a bathymetric, sidescan sonar, high-resolution seismic-reflection, and surface...
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Phi class interpretation coverage from Sarasota Florida study area
- Organization: Department of the Interior
- Updated: 20250812 | Harvested: August 25, 2025 at 08:25 PM
The U.S. Geological Survey, in cooperation with the University of South Florida and Eckerd College, completed a bathymetric, sidescan sonar, high-resolution seismic-reflection, and surface...
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Dry Dep Report Summary - 20190909 - NI42 (GOM Four Corners Data After Emissions Reductions)
- Organization: U.S. Environmental Protection Agency
- Updated: 2019-09-09 | Harvested: June 27, 2025 at 09:52 PM
Smooth-edge surrogate surface passive sampling was again employed to measure Gaseous Oxidized Mercury (GOM) dry deposition during contiguous two-week integrated time periods from August 1,...
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Sediment Sample Locations Collected in August 2015 from Dauphin Island and the surrounding areas
- Organization: Department of the Interior
- Updated: 20210923 | Harvested: July 16, 2025 at 04:45 AM
Scientists from the U.S. Geological Survey, St. Petersburg Coastal and Marine Science Center collected 303 surface sediment samples from Dauphin Island, Alabama, and the surrounding water bodies...
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Summary of the Characteristics of Near-Surface Flow Reversals at the Electrical Dispersal Barrier System on the Chicago Sanitary and Ship Canal at Romeoville, Illinois, October 1, 2017, to September 30, 2018
- Organization: Department of the Interior
- Updated: 20240111 | Harvested: July 16, 2025 at 07:48 AM
This dataset contains a summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System (EDBS) on the Chicago Sanitary and Ship Canal at Romeoville,...
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Summary of the Characteristics of Near-Surface Flow Reversals at the Electrical Dispersal Barrier System on the Chicago Sanitary and Ship Canal at Romeoville, Illinois, October 1, 2019, to September 30, 2020
- Organization: Department of the Interior
- Updated: 20230216 | Harvested: July 16, 2025 at 11:15 AM
This dataset contains a summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System (EDBS) on the Chicago Sanitary and Ship Canal at Romeoville,...
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Summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System on the Chicago Sanitary and Ship Canal at Romeoville, Illinois, October 1, 2018, to September 30, 2019
- Organization: Department of the Interior
- Updated: 20201020 | Harvested: July 17, 2025 at 07:38 PM
This dataset contains a summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System (EDBS) on the Chicago Sanitary and Ship Canal at Romeoville,...
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Summary of the Characteristics of Near-Surface Flow Reversals at the Electrical Dispersal Barrier System on the Chicago Sanitary and Ship Canal at Romeoville, Illinois, October 1, 2018, to September 30, 2019
- Organization: Department of the Interior
- Updated: 20240910 | Harvested: July 16, 2025 at 01:05 AM
This dataset contains a summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System (EDBS) on the Chicago Sanitary and Ship Canal at Romeoville,...
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Summary of the Characteristics of Near-Surface Flow Reversals at the Electrical Dispersal Barrier System on the Chicago Sanitary and Ship Canal at Romeoville, Illinois, October 1, 2020, to September 30, 2022
- Organization: Department of the Interior
- Updated: 20250909 | Harvested: September 11, 2025 at 08:28 PM
This dataset contains a summary of the characteristics of near-surface flow reversals at the Electrical Dispersal Barrier System (EDBS) on the Chicago Sanitary and Ship Canal at Romeoville,...
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Microplastics in the water column and sediment in Milwaukee-Area streams, the Milwaukee Harbor, and Lake Michigan, 2016
- Organization: Department of the Interior
- Updated: 20200820 | Harvested: July 18, 2025 at 12:55 AM
This dataset describes the quantity, morphology, and polymer identity of microplastics in the water column and surficial sediments of Milwaukee-Area streams, the Milwaukee Harbor, and Lake...
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