Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-06-19T07:25:34Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 2609 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-AN005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The animation was generated from monthly land mass grids containing terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from GRACE gravity data, in ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-GO005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The monthly land mass grids contain terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from GRACE gravity data, in GeoTiff format. Equivalent water ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-GIJP5 180.0,-89.5,-180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The images were generated from monthly land mass grids containing terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from JPL (Jet Propulsion Laboratory) ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-GI005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The images were generated from monthly land mass grids containing terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from GRACE gravity data, in GIF ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-0T005 180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The monthly ocean mass grids contain ocean water mass given as equivalent water thickness derived from GRACE Release 5.0 ocean bottom pressure in ASCII format. Equivalent water thickness is used ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TE1DE-COE01 -180.0,-89.0,180.0,89.0 2002-08-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

This dataset contains the spherical harmonic coefficients C(1,0), C(1,1), S(1,1) vs time. An estimate of the degree 1 gravity coefficients were determined based on ocean and atmospheric models and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEDOT-DAT08 -180.0,-80.25,180.0,81.75 2008-07-01T00:00:00Z 2008-08-10T00:00:00Z 2013-06-16T04:00:00Z

Dynamic ocean topography is the sea surface height referenced from the Earth's geoid, rather than a smooth ellipse. The data contains a time mean dynamic topography. The geostrophic velocities are ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEDOT-GIF08 180.0,-80.25,-180.0,81.75 2008-07-01T00:00:00Z 2008-08-10T00:00:00Z 2013-06-16T04:00:00Z

Dynamic ocean topography is the sea surface height referenced from the Earth's geoid, rather than a smooth ellipse. The images are of dynamic topography and geostrophic currents.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEDOT-JPG08 -180.0,-80.25,180.0,81.75 2008-07-01T00:00:00Z 2008-08-10T00:00:00Z 2013-06-16T04:00:00Z

Dynamic ocean topography is the sea surface height referenced from the Earth's geoid, rather than a smooth ellipse. The images are of dynamic topography and geostrophic currents.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEECO-OBPK8 -180.0,-80.0,180.0,80.0 1993-01-01T00:00:00Z T00:00:00Z 2013-06-16T04:00:00Z

The Tellus ECCO Ocean Bottom Pressure (OBP) data contain monthly averaged OBP generated from the ECCO model (http://www.ecco-group.org), where OBP is defined as the atmospheric and oceanic masses ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-PGPD1 -180.0,-90.0,180.0,90.0 2013-06-16T04:00:00Z

The Post Glacial Rebound (PGR) is rebound or bounce back of the land due to continetal ice and glacial melt that occured thousands of years ago. The PGR is calculated using the ICE-5G model run over ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.iberian_margin.esonet-noe-lido.2009.geostar.hydrophone.21 -9.518245,36.352917,-9.518245,36.352917 2009-11-10T00:00:00Z 2010-07-10T00:00:00Z 2013-06-13T04:00:00Z

TBD

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.gndt-sn1.2002.nemo-sn1.hydrophone.25 15.393117,37.44222,15.393117,37.44222 2002-10-09T00:00:00Z 2003-05-12T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises data recorded from the hydrophone during the GNDT 1 project. The hydrophone was installed on the frame of the GEOSTAR deep-sea multidisciplinary observatory, deployed ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.gndt-sn1.2005.nemo-sn1.hydrophone.11 15.3975,37.54765,15.3975,37.54765 2005-01-25T00:00:00Z 2008-04-30T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises data recorded from the hydrophone during the GNDT 2 project. The hydrophone was installed on the frame of the GEOSTAR deep-sea multidisciplinary observatory, deployed ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.smo.2012.nemo-sn1.hydrophone.41 15.3975,37.54765,15.3975,37.54765 2012-06-10T00:00:00Z T00:00:00Z 2013-06-13T04:00:00Z

TBD

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.smo.2012.nemo-sn1.hydrophone.43 15.3975,37.54765,15.3975,37.54765 2012-06-10T00:00:00Z T00:00:00Z 2013-06-13T04:00:00Z

TBD

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.gndt-sn1.2002.nemo-sn1.seismometer.27 15.393117,37.44222,15.393117,37.44222 2002-10-09T00:00:00Z 2003-05-12T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises seismological data recorded during the GNDT 1 project by a 3 component broadband seismometer, together with a hydrophone. The sensor was installed on the GEOSTAR deep-sea ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.gndt-sn1.2005.nemo-sn1.seismometer.7 15.3975,37.54765,15.3975,37.54765 2005-01-25T00:00:00Z 2008-04-30T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises seismological data recorded during the GNDT 2 project by a 3 component broadband seismometer, together with a hydrophone. The sensor was installed on the GEOSTAR deep-sea ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.western_ionian_sea.smo.2012.nemo-sn1.seismometer.35 15.3975,37.54765,15.3975,37.54765 2012-06-10T00:00:00Z T00:00:00Z 2013-06-13T04:00:00Z

TBD

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.iberian_margin.esonet-noe-lido.2009.geostar.seismometer.12 -9.518245,36.352917,-9.518245,36.352917 2009-11-10T00:00:00Z 2010-07-10T00:00:00Z 2013-06-13T04:00:00Z

TBD

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.iberian_margin.nearest.2007.geostar.seismometer.6 -9.48141,36.36458,-9.48141,36.36458 2007-08-26T00:00:00Z 2008-07-14T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises seismological data recorded during the EC NEAREST project by a 3 component broadband seismometer. The sensor was installed on the GEOSTAR deep-sea multidisciplinary ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]moist.emso.marmara_sea.esonet-marmara-dm.2009.sn-4.seismometer.34 29.398832,40.729088,29.398832,40.729088 2009-10-05T00:00:00Z 2010-03-15T00:00:00Z 2013-06-13T04:00:00Z

This digital database comprises seismological data recorded continuously during the MARMARA-DM 1 project by a 3 component broadband seismometer. The sensor was installed on a GEOSTAR-class deep-sea ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_CHAOS-3_ARCTIC_2006 2006-05-24T00:00:00Z 2006-06-18T00:00:00Z 2013-06-12T04:00:00Z

We had very remarkable results from the CHAOS-1 (2003) and CHAOS-2 (2005) project; lots of gas flares in the water column, many gas venting structures on the seafloor, gas hydrate samples including ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_NVLR_2012_JW_01 2013-06-11T04:00:00Z

This entry is for the rock samples of Northern Victoria Land (NVL), Antarctica collected in 2012-13 austral summer season. The collection includes sedimentary rocks (sandstone, limestone, conglomerate, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NURE -180.0,24.0,-60.0,72.0 1974-01-01T00:00:00Z 1980-12-31T00:00:00Z 2013-06-05T04:00:00Z

From 1974 to 1980, the Federal Government systematically evaluated the uranium resources of the conterminous United States and Alaska. Earth science research in the National Uranium Resource Evaluation ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NGDB -179.0,24.0,-66.0,72.0 1975-01-01T00:00:00Z T00:00:00Z 2013-06-03T04:00:00Z

The National Geochronological Data Base (NGDB) was established by the United States Geological Survey (USGS) to collect and organize isotopic (also known as radiometric) ages of rocks in the United ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_PHOTO_LIBRARY -180.0,-90.0,180.0,90.0 1870-01-01T00:00:00Z T00:00:00Z 2013-06-03T04:00:00Z

This on-line system provides access to over 30,000 photographs dating from 1868 to the present. Photographs will be continually added. Captions are currently being edited for punctuation errors, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]carbon_isotopic_values_of_alkanes_extracted_from_paleosols -180.0,-90.0,180.0,90.0 2013-05-30T04:00:00Z

Dataset consists of compound specific carbon isotopic values of alkanes extracted from paleosols. Values represent the mean of duplicate measurements.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]simpson_lagoon_chirp_seismic_data_collected_for_nsf_0935336 -148.0,70.0,-150.0,71.0 2010-08-02T00:00:00Z 2010-08-18T00:00:00Z 2013-05-30T04:00:00Z

This is analytical data collected in the Simpson Lagoon area of northern Alaska in field studies in August 2010. These are CHIRP seismic lines collected in the Lagoon using an Edgetech X-star unit ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-TX005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The monthly land mass grids contain terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from GRACE gravity data, in ASCII format. Equivalent water ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-NC005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The monthly land mass grids contain terrestrial water masses (aquifers, river basins, etc.) given as equivalent water thickness derived from GRACE gravity data, in NetCDF format. Equivalent water ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-ET005 180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The monthly ocean mass grids contain ocean water mass given as equivalent water thickness derived from GRACE ocean bottom pressure in ASCII format with an Empirical Orthogonal Function (EOF) applied. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-EGC05 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The images were generated from the monthly ocean mass grids, which contain ocean water mass given as equivalent water thickness derived from the Center of Space Research (CSR) GRACE ocean bottom pressure ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-EGJ05 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The images were generated from the monthly ocean mass grids, which contain ocean water mass given as equivalent water thickness derived from the Jet Propulsion Laboratory (JPL) GRACE ocean bottom ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-EN005 180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The monthly ocean mass grids contain ocean water mass given as equivalent water thickness derived from GRACE ocean bottom pressure in NetCDF format with an Empirical Orthogonal Function (EOF) applied. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-0GC05 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The images were generated from the monthly ocean mass grids, which contain ocean water mass given as equivalent water thickness derived from the Center of Space Research (CSR) GRACE ocean bottom pressure. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-0GG05 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The images were generated from the monthly ocean mass grids, which contain ocean water mass given as equivalent water thickness derived from the GFZ GRACE ocean bottom pressure. Equivalent water ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-0GJ05 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The images were generated from the monthly ocean mass grids, which contain ocean water mass given as equivalent water thickness derived from the Jet Propulsion Laboratory (JPL) GRACE ocean bottom ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TEOCN-0N005 -180.0,-89.5,180.0,89.5 2002-08-01T00:00:00Z T00:00:00Z 2013-05-28T04:00:00Z

The monthly ocean mass grids contain ocean water mass given as equivalent water thickness derived from GRACE Release 5.0 ocean bottom pressure in NetCDF format. Equivalent water thickness is used ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-PGTX1 -180.0,-90.0,180.0,90.0 2013-05-28T04:00:00Z

Ice ages are periods of long-term reduction in the temperature of Earth's climate, resulting in an expansion of the continental and polar ice sheets and mountain glaciers. They are related to but ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PODAAC-TELND-PGPN1 -180.0,-90.0,180.0,90.0 2013-05-28T04:00:00Z

The Post Glacial Rebound (PGR) is rebound or bounce back of the land due to continetal ice and glacial melt that occured thousands of years ago. The PGR is calculated using the ICE-5G model run over ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS832.0 1932-01-01T00:00:00Z 1981-06-30T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains basic solar data received from World Data Center A and includes sunspot indices and sunspot number. Data are available from January 1932 to June 1981.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS830.0 1947-01-01T00:00:00Z 1969-12-31T00:00:00Z 2013-05-23T04:00:00Z

Later data are at NCAR, on a CDROM from NGDC.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1085 -180.0,-90.0,180.0,-60.5033 2000-01-01T00:00:00Z 2000-12-31T00:00:00Z 2013-05-20T04:00:00Z

According to the UN Convention of the Law of the Sea, the Continental Shelf is the area of the seabed and subsoil which extends beyond the territorial sea to a distance of 200 nautical miles from ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1088 -180.0,-90.0,180.0,-60.5033 2000-01-01T00:00:00Z 2000-12-31T00:00:00Z 2013-05-15T04:00:00Z

The measurement of an irregular and curving feature such as a nation's coastal length is scale-dependent and very difficult to measure. Maps of individual islands for example, frequently show great ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_JBG_SD_2011 -164.01028,-84.01028,-164.01028,-84.01028 2011-02-10T00:00:00Z 2012-01-05T00:00:00Z 2013-05-13T04:00:00Z

Observing continuous seismic events including earthquake, ice quake, and volcanic activities, etc.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EROS_HDDS_SANDY -84.0,31.0,-72.0,44.0 2012-10-01T00:00:00Z 2012-10-31T00:00:00Z 2013-05-07T04:00:00Z

As Hurricane Sandy moved northward along the U.S. Atlantic coast in October 2012, U.S. Geological Survey scientists worked to determine where and how the storm's waves and surge might dramatically ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_0849 -180.0,-90.0,180.0,-60.5033 1971-01-01T00:00:00Z 2008-12-31T00:00:00Z 2013-05-07T04:00:00Z

Total primary energy supply (TPES) is made up of production + imports - exports - international marine bunkers +/- stock changes. Coal and Coal Products includes all coal, both primary (including ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_MCS_ANTARCTIC_2009 -58.0,-61.5,-56.0,-60.5 2010-01-08T00:00:00Z 2010-01-11T00:00:00Z 2013-05-01T04:00:00Z

Korea Seismic Line 2009, multi-channel seismic data, were collected during the 2009-2010 austral summer with RV JCR in the South Shetland Continental margin.

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_RC_Antarctic_2012 2011-01-01T00:00:00Z 2013-02-10T00:00:00Z 2013-05-01T04:00:00Z

Using Rock Corer, rock samples collected from the Antarctic ridge can be used to major, rare earth elements analyses and isotopes analyses of ocean crust on the Antarctic ridge.