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1. Data on the Earth's Magnetic Field and its Secular Change since 1800 [gov.noaa.ngdc.mgg.geophysics.G01152]
Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the national data bank for geomagnetic data. ...


2. Worldwide Database of Analog Marine Seismics, Bathymetry, Magnetics, and Gravity Data [gov.noaa.ngdc.mgg.geophysics.G00512]   PARENT DIF
The Analog Marine Geophysical Underway data file consists primarily of seismic data and some bathymetry, magnetics, and gravity data. Most of the data are released to NGDC in microform packages; microfilm, ...


3. USGS Bathymetry Data from the Western Region Coastal and Marine Geology Program [EARTH_LAND_USGS_WALRUS_MAP1]
The USGS Western Region Coastal and Marine Geology division contains extensive bathymetry data through InfoBank ("http://walrus.wr.usgs.gov/infobank/gazette/html/bathymetry/gl.html") ...


4. Enhanced Magnetic Model 2015 [gov.noaa.ngdc.mgg.geophysical_models.EMM2015]
The Enhanced Magnetic Model (EMM) extends to degree and order 720, resolving magnetic anomalies down to 56 km wavelength. The higher resolution of the EMM results in significantly improved pointing ...


5. NGDC Marine Trackline Geophysics Database [gov.noaa.ngdc.G00129]   CHILD DIFs
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is worldwide. These data are stored in ...


6. Aeromagnetic Regional Grid Data [gov.noaa.ngdc.mgg.geophysics.G01149]   PARENT DIF
Several regions are represented in this unique collection of earth surface measurements of magnetic field parameters and their related anomalies. The DNAG Magnetics "Super grid" of Magnetic Anomaly ...


7. Selected Geomagnetic Measurements From Several Satellites [gov.noaa.ngdc.mgg.geophysics.G01147]   PARENT DIF
More than 17 million selected magnetic observations from several orbiting low-altitude satellites are contained in this digital collection. Except for MAGSAT, all the observations are of total intensity ...


8. EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution) [gov.noaa.ngdc.mgg.geophysical_models.EMAG2]   PARENT DIF
EMAG2 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of our previous candidate grid for the World Digital Magnetic ...


9. Project Magnet 1996 [gov.noaa.ngdc.mgg.geophysics.G01263]   PARENT DIF
Project Magnet data include low altitude, high density individual track line surveys, high altitude vector data and regional magnetic anomaly grids.


10. Enhanced Magnetic Model 2010 [gov.noaa.ngdc.mgg.geophysical_models.EMM2010]
The Enhanced Magnetic Model (EMM) extends to degree and order 720, resolving magnetic anomalies down to 56 km wavelength. The higher resolution of the EMM results in significantly improved pointing ...


11. International Geomagnetic Reference Field - 11th Generation [gov.noaa.ngdc.mgg.geophysical_models.IGRF-11]
The eleventh generation of the International Geomagnetic Reference Field (IGRF) was adopted in December 2009 by the International Association of Geomagnetism and Aeronomy Working Group V-MOD. It ...


12. Magnetic Field Calculator [gov.noaa.ngdc.mgg.geophysical_models.Magnetic_Field_Calculator]
The Magnetic Field Calculator will calculate the total magnetic field, including components (declination, inclination, horizontal intensity, northerly intensity, easterly intensity, vertical intensity) ...


13. Publications by Geoscience Australia relating to Australian Antarctic geomagnetic observatory data [ASAC_760_geomag]
This data contains references to publications which were produced by the Australian Geological Survey Organisation (AGSO) between 1994 and 1997, using data from the Australian Antarctic geomagnetic ...


14. Airborne Magnetic Trackline and Survey Data (Vector and Scalar Observations) [gov.noaa.ngdc.G01150]   CHILD DIFs
The National Geophysical Data Center (NGDC) receive airborne magnetic survey data from US and non-US agencies. In an effort to provide a central library for digital aeromagnetic data in the public ...


15. Locating an ice-covered Antarctic landfill using ground magnetometry [AAS_4029_Magnetometry]
The abandoned Wilkes Station remains a significant waste problem in Antarctica with a large proportion of this waste buried in the ice for much of the year. A large proportion of this waste is locked ...


16. Antarctic Aerogeophysics Data [NSIDC-0240]
The data that the Support Office for Aerogeophysical Research (SOAR) provides include various aerogeophysical measurements taken in the West Antarctic Ice Shelf (WAIS) from 1994 to 2001. The instruments ...


17. Principal Facts for Gravity Stations in the Dry Valley Area, West-Central Nevada and East-Central California [USGS_OFR-03-6]
In June, 2002, the U.S. Geological Survey (USGS) established 143 new gravity stations and 12 new rock samples in the Dry Valley area, 30 miles north of Reno, Nevada, on the California - Nevada border ...


18. IPY Research: Investigating the Cryospheric Evolution of the Central Antarctic Plate (ICECAP) [blankenship_0733025]
This is the master metadata record for the ICECAP project, a four-year International Polar Year campaign to map the morphology, geology and glaciology of the major marine subglacial basins of East ...


19. R/V Nathaniel B. Palmer NBP0304 - Transit [NBP0304]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


20. Panchromatic all-sky TV data [1995-2000_S_ZS_GP01_LO_2001]
This is a Sino-Japan collaborative observation at Zhongshan Station, Antarctica, which commenced in March 1995 (Principal Investigators: Prof. Natsuo Sato, National Institute of Polar Research and ...


21. R/V Nathaniel B. Palmer NBP0201 - Late Pleistocene to Holocene Glacial History of West Antarctica [NBP0201]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


22. R/V Nathaniel B. Palmer NBP0301 - Transit [NBP0301]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


23. R/V Nathaniel B. Palmer NBP0306 - Collaborative Research: Antarctic Cretaceous-Cenozoic Climate, Glaciation, and Tectonics: Site surveys for drilling from the edge of the Ross Ice Shelf [NBP0306]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


24. R/V Nathaniel B. Palmer NBP0602A - Shallow Drilling on the Antarctic Continental Margin (SHALDRIL) [NBP0602A]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


25. R/V Nathaniel B. Palmer NBP0401 - Neotectonic Structure of Terror Rift, Western Ross Sea [NBP0401]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


26. R/V Nathaniel B. Palmer NBP0406 - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0406]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


27. R/V Nathaniel B. Palmer NBP0602 - NBP0602 [NBP0602]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


28. R/V Nathaniel B. Palmer NBP0304D - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0304D]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


29. R/V Nathaniel B. Palmer NBP0403 - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0403]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


30. R/V Nathaniel B. Palmer NBP0501 - Interannual Variability in the Antarctic-Ross Sea (IVARS): Nutrients and Seasonal Production [NBP0501]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


31. R/V Nathaniel B. Palmer NBP9902 - Timing of Retreat of the West Antarctic Ice Sheet [NBP9902]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


32. Airborne Geophysical Data acquired and reduced by The University of Texas Institute for Geophysics, 2000-2001. [SOAR2_UTIG]
This dataset consists of airborne geophysical data collected during 2000/01 by researchers at The University of Texas Institute for Geophysics. Meaurements were made using a laser altimeter, ...


33. R/V Nathaniel B. Palmer NBP0501B - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0501B]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


34. R/V Nathaniel B. Palmer NBP0507 [NBP0507]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


35. Antarctic magnetic survey data - 1999 [ADMAPI]
The project will provide a DVD of all Antarctic magnetic survey data collected through 1999 to the National Geophysical Data Center in Boulder, CO. The NGDC will distribute the DVD or any portions ...


36. Nathaniel B. Palmer 0209 - underway geophysical data [NBP0209_geophysics]
This data set contains underway geophysical data collected on a transit cruise between Lyttelton, New Zealand and McMurdo Base, Antarctic during December of 2002. We collected gravity ...


37. R/V Nathaniel B. Palmer NBP0607A - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0607A]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


38. R/V Nathaniel B. Palmer NBP0304B - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0304B]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


39. R/V Nathaniel B. Palmer NBP0304C - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0304C]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


40. R/V Nathaniel B. Palmer NBP0505 - Collaborative Research: Controls on Sediment Yields from Tidewater Glaciers from Patagonia to Antarctica [NBP0505]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


41. R/V Nathaniel B. Palmer NBP0701 - The connection between mid-Cenozoic seafloor spreading and the western Ross Sea Embayment [NBP0701]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


42. R/V Nathaniel B. Palmer NBP9602 - Late Cretaceous - Early Tertiary Interactions in the South Pacific [NBP9602]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


43. R/V Nathaniel B. Palmer NBP0209 - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0209]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


44. R/V Nathaniel B. Palmer NBP0102 - Late Cretaceous and Cenozoic Reconstructions of the Southwest Pacific [NBP0102]   PARENT DIF
The NSF-supported research icebreaker Nathaniel B. Palmer operates year-round in support of the U.S. Antarctic Program, carrying out global change studies in biological, chemical, physical, and oceanographic ...


45. Development of a Polar Multidisciplinary Airborne Imaging System for the International Polar Year 2007-2009 [NSF-ANT06-19457]
This project develops a system of airborne instruments to explore the polar ice sheets and their underlying environments. The instrument suite includes an ice-penetrating radar, laser altimeter, gravimeter ...


46. Canadian Aeromagnetic Database [CANEMRCCRSNADB]
The data have been organized into two categories: Analogue surveys and digitally acquired surveys. Analogue Surveys: Original analogue data were collected from 1947 until ...


47. Central Scotia Seafloor and the Drake Passage Deep Ocean Current Gateway [NSF-ANT06-36850]
This project studies the opening of the Drake Passage between South America and Antarctica through a combined marine geophysical survey and geochemical study of dredged ocean floor basalts. Dating ...


48. Nechako NATMAP Project in Central British Columbia, Canada [Canada_GSC_NechakoNATMAP]
The Geological Survey of Canada (GSC) and the B.C. Geological Survey Branch (BCGS), together with researchers in universities and industry, have initiated a new geoscientific program in ...


49. Western Superior Province NATMAP in Ontario and Manitoba [Canada_GSC_WestSupProvNATMAP]
The Western Superior NATMAP project was initiated in 1997 with the principal objective of updating the tectonic framework for greenstone-granite subprovinces of the western Superior Province, ...


50. Ground penetrating radar (GPR) and Photogrammetry, electrical resistivity tomography (ERT), electromagnetic and topography data of polygonal patterned ground in the Victoria and Beacon Valleys [K054_2006_2007_NZ_1]
To understand the subsurface properties of polygonal patterned ground (PPG) and to attempt to resolve competing theories of PPG activity, non-invasive, non-destructive geophysical methods were used ...


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