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gov.noaa.ngdc.stp.solar:solar-features_solar-flares_sidsScientific Data Stewardship provided by the National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce.20111001Sudden Ionospheric DisturbancesA Sudden Ionospheric Disturbance (SID) is any of several radio propagation anomalies due to ionospheric changes resulting from solar or geophysical events.The NGDC Solar and Terrestrial Physics (STP) division provides scientific data stewardship of solar-terrestrial datasets in compliance with NOAA Administrative Order (NAO) 212-15, "Management of Environmental and Geospatial Data and Information", dated 04 Nov 10. Scientific Data Stewardship includes the Archive, Access, and Assessment (AAA) of operational and related solar and space environmental datasets.1818010120091230Unknownannually-18018090-90NASA/GCMD Earth Science Keywords; Olsen, L.M., G. Major, K. Shein, J. Scialdone, R. Vogel, S. Leicester, H. Weir, S. Ritz, T. Stevens, M. Meaux, C.Solomon, R. Bilodeau, M. Holland, T. Northcutt, R. A. Restrepo, 2007 . NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 6.0.0.0.0.Sun-Earth Interactions > Solar Activity > Solar Active RegionsSun-Earth Interactions > Solar Activity > Solar X-ray EmissionsSun-Earth Interactions > Ionosphere/Magnetosphere DynamicsNASA/GCMD Location Keywords; Olsen, L.M., G. Major, K. Shein, J. Scialdone, R. Vogel, S. Leicester, H. Weir, S. Ritz, T. Stevens, M. Meaux, C.Solomon, R. Bilodeau, M. Holland, T. Northcutt, R. A. Restrepo, 2007 . NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 6.0.0.0.0.Vertical Location > IonosphereRestriction Code: otherRestrictions; DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of CommerceWilliam Denigphysical and mailingNOAA/NESDIS/NGDC E/GC2 325 BroadwayBoulderColorado80305-3337(303) 497-6323solar.ngdc@noaa.govUnknown 20120911William DenigDOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commercemailing and physical325 BroadwayBoulderColorado80305-3337303 497-6323solar.ngdc@noaa.govContent Standard for Digital Geospatial Metadata: Extensions for Remote Sensing MetadataFGDC-STD-012-2002
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