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description / en | description / en |
| Scientist Emeritus | | Scientist Emeritus with the Geology, Minerals, Energy, and Geophysics Science Center |
Property / instance of: person / reference | |
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| Property / employer: United States Geological Survey / qualifier |
| | point in time: 10 May 2024Timestamp | +2024-05-10T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / employer: United States Geological Survey / qualifier | |
| point in time: 16 May 2023Timestamp | +2023-05-16T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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| Property / employer: United States Geological Survey / reference |
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Property / employer: United States Geological Survey / reference | |
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| Property / email address: mailto:djohn@usgs.gov / qualifier |
| | point in time: 10 May 2024Timestamp | +2024-05-10T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / email address: mailto:djohn@usgs.gov / qualifier | |
| point in time: 16 May 2023Timestamp | +2023-05-16T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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| Property / email address: mailto:djohn@usgs.gov / reference |
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Property / email address: mailto:djohn@usgs.gov / reference | |
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| Property / is affiliated with: Geology, Minerals, Energy, and Geophysics Science Center / qualifier |
| | point in time: 10 May 2024Timestamp | +2024-05-10T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / is affiliated with: Geology, Minerals, Energy, and Geophysics Science Center / qualifier | |
| point in time: 16 May 2023Timestamp | +2023-05-16T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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| Property / is affiliated with: Geology, Minerals, Energy, and Geophysics Science Center / reference |
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Property / is affiliated with: Geology, Minerals, Energy, and Geophysics Science Center / reference | |
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| Property / occupation: scientist emeritus / qualifier |
| | point in time: 10 May 2024Timestamp | +2024-05-10T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / occupation: scientist emeritus / qualifier | |
| point in time: 30 September 2023Timestamp | +2023-09-30T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / official website | |
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Property / official website: https://www.usgs.gov/staff-profiles/david-john / rank | |
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Property / official website: https://www.usgs.gov/staff-profiles/david-john / qualifier | |
| retrieved: 30 September 2023Timestamp | +2023-09-30T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Property / official website | |
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Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / rank | |
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Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / qualifier | |
| retrieved: 30 September 2023Timestamp | +2023-09-30T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Before | 0 |
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After | 0 |
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| Property / official website |
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| Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / rank |
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| Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / qualifier |
| | retrieved: 11 May 2024Timestamp | +2024-05-11T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Before | 0 |
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After | 0 |
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| Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / qualifier |
| | last update: 11 May 2024Timestamp | +2024-05-11T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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Before | 0 |
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After | 0 |
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| Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / qualifier |
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| Property / official website: https://www.usgs.gov/staff-profiles/david-a-john / qualifier |
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| Property / ORCID iD |
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| Property / ORCID iD: 0000-0001-7977-9106 / rank |
| | Normal rank |
| Property / OpenAlex ID |
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| Property / OpenAlex ID: A5032185723 / rank |
| | Normal rank |
| Property / OpenAlex ID: A5032185723 / qualifier |
| | last update: 22 August 2024Timestamp | +2024-08-22T00:00:00Z |
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Timezone | +00:00 |
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Calendar | Gregorian |
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Precision | 1 day |
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| Property / knows about |
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| Property / knows about: Tectonic and Geochronological Evolution of Orogens / rank |
| | Normal rank |
| Property / knows about: Tectonic and Geochronological Evolution of Orogens / qualifier |
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| Property / knows about: Tectonic and Geochronological Evolution of Orogens / reference |
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| Property / knows about |
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| Property / knows about: Machine Learning for Mineral Prospectivity Mapping / rank |
| | Normal rank |
| Property / knows about: Machine Learning for Mineral Prospectivity Mapping / qualifier |
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| Property / knows about: Machine Learning for Mineral Prospectivity Mapping / reference |
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| Property / knows about |
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| Property / knows about: Climate Change and Paleoclimatology / rank |
| | Normal rank |
| Property / knows about: Climate Change and Paleoclimatology / qualifier |
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| Property / knows about: Climate Change and Paleoclimatology / reference |
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| Property / knows about |
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| Property / knows about: Resilience of Traditional Irrigation Communities in Southwest USA / rank |
| | Normal rank |
| Property / knows about: Resilience of Traditional Irrigation Communities in Southwest USA / qualifier |
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| Property / knows about: Resilience of Traditional Irrigation Communities in Southwest USA / reference |
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| Property / knows about |
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| Property / knows about: Seismicity and Tectonic Plate Interactions / rank |
| | Normal rank |
| Property / knows about: Seismicity and Tectonic Plate Interactions / qualifier |
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| Property / knows about: Seismicity and Tectonic Plate Interactions / reference |
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| Property / knows about |
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| Property / knows about: Characterization of Shale Gas Pore Structure / rank |
| | Normal rank |
| Property / knows about: Characterization of Shale Gas Pore Structure / qualifier |
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| Property / knows about: Characterization of Shale Gas Pore Structure / reference |
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| Property / knows about |
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| Property / knows about: Diversity and Applications of Cyperus Species / rank |
| | Normal rank |
| Property / knows about: Diversity and Applications of Cyperus Species / qualifier |
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| Property / knows about: Diversity and Applications of Cyperus Species / reference |
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| Property / knows about |
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| Property / knows about: Sedimentary Processes in Earth's Geology / rank |
| | Normal rank |
| Property / knows about: Sedimentary Processes in Earth's Geology / qualifier |
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| Property / knows about: Sedimentary Processes in Earth's Geology / reference |
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| Property / knows about |
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| Property / knows about: Geological Modeling and Uncertainty Analysis / rank |
| | Normal rank |
| Property / knows about: Geological Modeling and Uncertainty Analysis / qualifier |
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| Property / knows about: Geological Modeling and Uncertainty Analysis / reference |
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| Property / knows about |
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| Property / knows about: Geological Evolution of the Arctic Region / rank |
| | Normal rank |
| Property / knows about: Geological Evolution of the Arctic Region / qualifier |
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| Property / knows about: Geological Evolution of the Arctic Region / reference |
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| Property / knows about |
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| Property / knows about: Chemistry of Actinide and Lanthanide Elements / rank |
| | Normal rank |
| Property / knows about: Chemistry of Actinide and Lanthanide Elements / qualifier |
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| Property / knows about: Chemistry of Actinide and Lanthanide Elements / reference |
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| Property / knows about |
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| Property / knows about: Landslide Hazards and Risk Assessment / rank |
| | Normal rank |
| Property / knows about: Landslide Hazards and Risk Assessment / qualifier |
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| Property / knows about: Landslide Hazards and Risk Assessment / reference |
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| Property / knows about |
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| Property / knows about: Global Methane Emissions and Impacts / rank |
| | Normal rank |
| Property / knows about: Global Methane Emissions and Impacts / qualifier |
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| Property / knows about: Global Methane Emissions and Impacts / reference |
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| Property / knows about |
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| Property / knows about: Mantle Dynamics and Earth's Structure / rank |
| | Normal rank |
| Property / knows about: Mantle Dynamics and Earth's Structure / qualifier |
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| Property / knows about: Mantle Dynamics and Earth's Structure / reference |
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| Property / knows about |
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| Property / knows about: Geochemistry and Petrology of Gemstones / rank |
| | Normal rank |
| Property / knows about: Geochemistry and Petrology of Gemstones / qualifier |
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| Property / knows about: Geochemistry and Petrology of Gemstones / reference |
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| Property / knows about |
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| Property / knows about: Water Quality and Hydrogeology Research / rank |
| | Normal rank |
| Property / knows about: Water Quality and Hydrogeology Research / qualifier |
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| Property / knows about: Water Quality and Hydrogeology Research / reference |
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| Property / knows about |
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| Property / knows about: Factors Affecting Sagebrush Ecosystems and Wildlife Conservation / rank |
| | Normal rank |
| Property / knows about: Factors Affecting Sagebrush Ecosystems and Wildlife Conservation / qualifier |
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| Property / knows about: Factors Affecting Sagebrush Ecosystems and Wildlife Conservation / reference |
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| Property / knows about |
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| Property / knows about: Biohydrometallurgical Processes for Metal Extraction / rank |
| | Normal rank |
| Property / knows about: Biohydrometallurgical Processes for Metal Extraction / qualifier |
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| Property / knows about: Biohydrometallurgical Processes for Metal Extraction / reference |
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| Property / knows about |
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| Property / knows about: Paleoredox and Paleoproductivity Proxies / rank |
| | Normal rank |
| Property / knows about: Paleoredox and Paleoproductivity Proxies / qualifier |
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| Property / knows about: Paleoredox and Paleoproductivity Proxies / reference |
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| Property / knows about |
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| Property / knows about: Laboratory Information Management Systems in Scientific Research / rank |
| | Normal rank |
| Property / knows about: Laboratory Information Management Systems in Scientific Research / qualifier |
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| Property / knows about: Laboratory Information Management Systems in Scientific Research / reference |
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| Property / knows about |
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| Property / knows about: Economic Development and Policy Analysis in Emerging Markets / rank |
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| Property / knows about: Economic Development and Policy Analysis in Emerging Markets / qualifier |
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| Property / knows about: Economic Development and Policy Analysis in Emerging Markets / reference |
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| Property / knows about |
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| Property / knows about: Geochemistry of Manganese Oxides in Sedimentary Environments / rank |
| | Normal rank |
| Property / knows about: Geochemistry of Manganese Oxides in Sedimentary Environments / qualifier |
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| Property / knows about: Geochemistry of Manganese Oxides in Sedimentary Environments / reference |
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| Property / knows about |
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| Property / knows about: Applications of Clay Nanotubes in Various Fields / rank |
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| Property / knows about: Applications of Clay Nanotubes in Various Fields / qualifier |
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| Property / knows about: Applications of Clay Nanotubes in Various Fields / reference |
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| Property / knows about |
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| Property / knows about: Low-Cost Air Quality Monitoring Systems / rank |
| | Normal rank |
| Property / knows about: Low-Cost Air Quality Monitoring Systems / qualifier |
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| Property / knows about: Low-Cost Air Quality Monitoring Systems / reference |
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| Property / knows about |
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| Property / knows about: Impact of Climate Change on Forest Wildfires / rank |
| | Normal rank |
| Property / knows about: Impact of Climate Change on Forest Wildfires / qualifier |
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| Property / knows about: Impact of Climate Change on Forest Wildfires / reference |
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| Property / same as |
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| Property / same as: http://www.wikidata.org/entity/Q57604342 / rank |
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