Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-20T03:16:28Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 700 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AK_AVHRR -179.0,51.0,-116.0,70.0 1990-06-16T00:00:00Z T00:00:00Z 2013-05-14T04:00:00Z

The goal of the Alaska Advanced Very High Resolution Radiometer (AVHRR) project is to compile a time series data set of calibrated, georegistered daily observations and twice-monthly maximum normalized ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USAVHRR -125.0,23.0,-56.0,50.0 1989-01-04T00:00:00Z T00:00:00Z 2013-05-14T04:00:00Z

The goal of the Conterminous U.S. AVHRR project is to compile a comprehensive time series data set of calibrated, georegistered daily observations and biweekly maximum normalized difference ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NALC -175.0,5.0,-60.0,72.0 1972-07-23T00:00:00Z 1992-12-31T00:00:00Z 2013-05-14T04:00:00Z

The North American Landscape Characterization (NALC) project is a component of the Landsat Pathfinder Program, which is part of a larger Pathfinder Program initiated by the National Aeronautics ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_WELD -170.0,25.0,-74.0,79.0 2007-12-01T00:00:00Z 2008-11-31T00:00:00Z 2013-05-14T04:00:00Z

The Web-enabled Landsat Data (WELD) project is collaboration between the United States Geological Survey (USGS) Earth Resources Observation and Science (EROS) Center and academic partner South Dakota ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AVHRR_GLOBAL_10-DAY_COMPOSITES -180.0,-90.0,180.0,90.0 1992-04-01T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Advanced Very High Resolution Radiometer (AVHRR) 1-km Global Land 10-Day Composites data set project is a component of the National Aeronautics and Space Administration (NASA) AVHRR Pathfinder ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Landsat_TM -180.0,-82.67,180.0,82.66 1982-07-16T00:00:00Z 2011-11-18T00:00:00Z 2013-05-13T04:00:00Z

The idea of a civilian Earth resources satellite was conceived in the Department of Interior in the mid-1960s. The National Aeronautics and Space Administration (NASA) ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MRLC -129.0,22.0,-65.0,49.0 1984-07-14T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Multi-Resolution Land Characteristics (MRLC) project was established to provide multi-resolution land cover data of the conterminous United States from local to regional scales. A major component ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NLDC -180.0,-60.0,180.0,80.0 1972-07-28T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The NASA Landsat Data Collection (NLDC) is a compilation of Landsat multispectral scanner (MSS) scenes and Landsat thematic mapper (TM) scenes. This compilation of scenes represents data collections ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AVHRR_ORBITAL_SEGMENTS -180.0,-90.0,180.0,90.0 1992-04-01T00:00:00Z T00:00:00Z 2013-05-10T04:00:00Z

The Advanced Very High Resolution Radiometer (AVHRR) 1-km Orbital Segments data set is a component of the National Aeronautics and Space Administration (NASA) AVHRR Pathfinder ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EDC_EO1_ALI -180.0,-83.85,180.0,83.1 2001-03-16T00:00:00Z T00:00:00Z 2013-05-10T04:00:00Z

Advanced Land Imager (ALI) provides image data from ten spectral bands (band designations). The instrument operates in a pushbroom fashion, with a spatial resolution of 30 meters for the multispectral ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]L7CPF2 -180.0,-81.0,180.0,81.0 1999-06-29T00:00:00Z T00:00:00Z 2013-05-10T04:00:00Z

The Landsat-7 satellite was launched on April 15, 1999. The Calibration team has recently documented that the gains of the reflective bands have degraded over the past 14 years. On April 1, 2013, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EARTHSHOTS -180.0,-90.0,180.0,90.0 1972-01-01T00:00:00Z T00:00:00Z 2013-05-10T04:00:00Z

Earthshots is an ebook of before-and-after Landsat images (1972-present), showing recent environmental events and introducing remote sensing. Earthshots comes from the U.S. Geological Survey's EROS ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EROS_HDDS_RITA -100.0,22.0,-68.0,41.0 2005-09-15T00:00:00Z T00:00:00Z 2013-05-07T04:00:00Z

USGS EROS supported first responders and emergency services working in response to Hurricane Rita. EROS channeled vital imagery to state and local governments, FEMA, and other federal agencies. These ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_EROS_HDDS_WILMA -98.0,10.0,-70.0,35.0 2013-05-07T04:00:00Z

USGS EROS supported first responders and emergency services working in response to Hurricane Wilma. EROS channeled vital imagery to state and local governments, FEMA, and other federal agencies. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]LANDSAT_MSS -180.0,-82.79,180.0,82.7 1972-07-23T00:00:00Z 1992-10-19T00:00:00Z 2013-05-07T04:00:00Z

Landsat multispectral scanner (MSS) data from the Landsat satellite series are available from the National Satellite Land Remote Sensing Data Archive located at the U.S. Geological Survey's EROS ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SCAR -180.0,-90.0,180.0,-60.0 1947-01-05T00:00:00Z T00:00:00Z 2013-05-07T04:00:00Z

The Scientific Committee on Antarctic Research (SCAR) collection is the largest collection of Antarctic aerial photographs in the world. Aerial photography has been acquired since 1946, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]shuttleLFC -180.0,-90.0,180.0,90.0 1984-10-01T00:00:00Z T00:00:00Z 2013-05-07T04:00:00Z

In October 1984, the Orbiter Camera Payload System's Large Format Camera (LFC) made its maiden voyage aboard the Challenger Shuttle vehicle. The LFC was used to acquire very high resolution images ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AVHRR -180.0,-90.0,180.0,90.0 1979-06-27T00:00:00Z T00:00:00Z 2013-05-02T04:00:00Z

The Advanced Very High Resolution Radiometer (AVHRR) data set is comprised of data collected by the AVHRR sensor and held in the archives of the U.S. Geological Survey's EROS Data Center. Carried ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NASAPHOTOS -180.0,24.0,-60.0,72.0 1969-07-16T00:00:00Z T00:00:00Z 2013-05-02T04:00:00Z

The National Aeronautics and Space Administration (NASA) Aerial Photography data set is a film archive of photographs from the Lyndon B. Johnson Space Center (JSC) in Houston, Texas, and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SPACE_PHOTOS -180.0,-90.0,180.0,90.0 1968-04-04T00:00:00Z 1972-12-19T00:00:00Z 1981-01-01T00:00:00Z T00:00:00Z 1973-05-22T00:00:00Z 1974-02-08T00:00:00Z 1965-03-23T00:00:00Z 1966-11-15T00:00:00Z 2001-02-01T00:00:00Z T00:00:00Z 1984-10-05T00:00:00Z 1984-10-13T00:00:00Z 2013-05-02T04:00:00Z

Gemini photography was acquired between March 23, 1965 and November 15, 1966. The images were collected as part of the Synoptic Terrain Photography and the Synoptic Weather Photography experiments ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_DOQ -126.0,24.0,-66.0,49.0 2013-05-02T04:00:00Z

A Digital Orthophoto Quadrangle (DOQ) is a computer-generated image of an aerial photograph in which the image displacement caused by terrain relief and camera tilt has been removed. The DOQ combines ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ZZZ415 -107.0,26.0,-93.0,37.0 1962-01-01T00:00:00Z T00:00:00Z 2013-04-30T04:00:00Z

These datasets are an ongoing collection of digital Landsat MSS and TM data of the State of Texas. MSS data are collected in four spectral channels with a resolution near 80 m. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EO1_ALI -180.0,-83.57,180.0,83.15 2001-05-01T00:00:00Z T00:00:00Z 2013-04-26T04:00:00Z

The EO-1 ALI is the first Earth-Observing instrument to be flown under NASA's New Millennium Program (NMP). The ALI employs novel wide-angle optics and a highly integrated multispectral and panchromatic ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CORONA_SATELLITE_PHOTOS -180.0,-90.0,180.0,90.0 1960-08-01T00:00:00Z 1972-05-31T00:00:00Z 2013-04-22T04:00:00Z

The first generation of U.S. photo intelligence satellites collected more than 860,000 images of the Earth?s surface between 1960 and 1972. The classified military satellite systems code-named CORONA, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_ches -77.0,37.0,-75.0,40.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Chesapeake Bay Area data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/chesa/index.html" The following information was abstracted ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_nc_us -107.0,30.0,-83.0,53.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Northcentral United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_nc/index.html" The following information ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_ne_us -90.0,30.0,-65.0,53.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Northeastern United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_ne/index.html" The following information ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_nw_us -125.0,30.0,-100.0,53.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Northwest United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_nw/index.html" The following information was ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_sc_us -107.0,20.0,-83.0,42.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Southcentral United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_sc/index.html" The following information ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_se_us -90.0,20.0,-65.0,42.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Southeastern United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_se/index.html" The following information ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]jhuapl_dynatrack_sw_us -125.0,20.0,-100.0,42.0 1997-07-01T00:00:00Z T00:00:00Z 2013-04-22T04:00:00Z

The JHU/APL AVHRR Dynamic Window for Southwestern United States data sets are available via the World Wide Web at: "http://fermi.jhuapl.edu/dynatrack/us_sw/index.html" The following information ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]FIRMS_MODIS_Active_Fire_Data -180.0,-90.0,180.0,90.0 2013-04-16T04:00:00Z

Web Fire Mapper is an internet based mapping tool that delivers locations of active fires in near real time. For selected regions and countries you can view an interactive map showing active fires ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_TRMM_1B01_V7 -180.0,-38.0,180.0,38.0 1997-12-08T00:00:00Z T00:00:00Z 2013-03-22T04:00:00Z

The Tropical Rainfall Measuring Mission (TRMM) is a joint U.S.-Japan satellite mission to monitor tropical and subtropical precipitation. The Level 1B product file ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_TRMM_1A01_V7 -180.0,-38.0,180.0,38.0 1997-12-08T00:00:00Z T00:00:00Z 2013-03-22T04:00:00Z

The Tropical Rainfall Measuring Mission (TRMM) is a joint U.S.-Japan satellite mission to monitor tropical and subtropical precipitation ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Landsat_8 -180.0,-82.71,180.0,82.74 2013-02-11T00:00:00Z T00:00:00Z 2013-03-14T04:00:00Z

This data set is a raster file containing global information for bands 1 through 11 for Landsat 8 Operational Land Imager (OLI) and Thermal Land Imager (TIRS).

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_0156 -180.0,-90.0,180.0,-60.5033 1993-01-01T00:00:00Z 1993-12-31T00:00:00Z 2013-03-08T05:00:00Z

The U.S. Geological Survey (USGS), the University of Nebraska-Lincoln (UNL), and the European Commission's Joint Research Centre (JRC) have generated a 1-km resolution global land cover characteristics ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_0066 -180.0,-90.0,180.0,-60.5033 1991-01-01T00:00:00Z 1991-12-31T00:00:00Z 2013-03-08T05:00:00Z

Matthews Seasonal Integrated Albedo data set includes four data files for Winter, Spring, Summer and Autumn (January, April, July and October respectively in the Northern Hemisphere; and July, October, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]DISP -180.0,-85.0,180.0,85.0 1960-07-31T00:00:00Z 1972-05-31T00:00:00Z 2013-03-07T05:00:00Z

On February 24, 1995, President Clinton signed an Executive Order, directing the declassification of intelligence imagery acquired by the first generation of United States photo-reconnaissance ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]VAACS -180.0,-90.0,180.0,90.0 2013-02-11T05:00:00Z

The International Civil Aviation Organization (ICAO) and other Aviation concerns recognized the need to keep aviators informed of volcanic hazards. To that end, nine Volcanic Ash Advisory Centers ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06S -180.0,-90.0,180.0,90.0 2000-12-08T00:00:00Z 2003-09-30T00:00:00Z 2013-01-30T05:00:00Z

This product was discontinued September 30, 2003. The ASTER Routine Level-2 Decorrelation Stretch Product SWIR (short wave infrared) is a color-enhanced image of SWIR radiance data which is produced ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06TD -180.0,-83.0,180.0,83.0 2000-12-08T00:00:00Z 2010-05-13T00:00:00Z 2013-01-30T05:00:00Z

This product is discontinued. The ASTER Level-2 Decorrelation Stretch TIR (thermal infrared) product is a color-enhanced image of the TIR radiance produced from ASTER Level-1B data. Decorrelation ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06T -180.0,-90.0,180.0,90.0 2000-12-08T00:00:00Z 2003-09-30T00:00:00Z 2013-01-30T05:00:00Z

This product was discontinued September 30, 2003. The ASTER Routine Level-2 Decorrelation Stretch Product TIR (thermal infrared) is a color-enhanced image generated using the five TIR Bands (acquired ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06V -180.0,-90.0,180.0,90.0 2000-12-08T00:00:00Z 2003-09-30T00:00:00Z 2013-01-30T05:00:00Z

This product was discontinued September 30, 2003. The ASTER Level-2 Decorrelation Stretch Product (VNIR) is a color-enhanced image of the VNIR radiance, which is routinely produced from ASTER Level-1B ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06SD -180.0,-83.0,180.0,83.0 2000-12-22T00:00:00Z 2010-05-13T00:00:00Z 2013-01-30T05:00:00Z

This product is discontinued. The ASTER On-Demand L2 Decorrelation Stretch SWIR (short wave infrared) is an on-demand product with user-specified processing options. Users need to pick three from ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_06VD -180.0,-83.0,180.0,83.0 2000-12-08T00:00:00Z 2010-05-13T00:00:00Z 2013-01-30T05:00:00Z

This product was discontinued on May 13, 2010. The ASTER On-Demand Level-2 Decorrelation Stretch VNIR (visible and near-infrared) product is a color-enhanced image of the VNIR radiance produced ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_09XT -180.0,-83.0,180.0,83.0 2000-03-12T00:00:00Z T00:00:00Z 2013-01-30T05:00:00Z

The ASTER On-Demand L2 Surface Radiance is a multi-file product that contains atmospherically corrected data for both the Visible Near-Infrared (VNIR) and Shortwave Infrared (SWIR) sensors. Each product ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_09T -180.0,-90.0,180.0,90.0 2000-03-12T00:00:00Z T00:00:00Z 2013-01-30T05:00:00Z

The ASTER On-Demand L2 Surface Radiance TIR is an on-demand product generated using the five thermal infra-red (TIR) Bands (acquired either during the day or night time) between 8 and 12 ?m spectral ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AST_09 -180.0,-83.0,180.0,83.0 2000-03-12T00:00:00Z T00:00:00Z 2013-01-30T05:00:00Z

The ASTER On-Demand L2 Surface Radiance is a multi-file product that contains atmospherically corrected data for both the Visible Near-Infrared (VNIR) and Shortwave Infrared (SWIR) sensors. Each product ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]UIUC_HURRIC_ANDREW -125.0,-20.0,-25.0,50.0 1992-08-16T00:00:00Z 1992-08-27T00:00:00Z 2013-01-29T05:00:00Z

The Weather World 2010 project at the University of Illinois offers an on-line investigation of Hurricane Andrew. This storm originated as a tropical depression on August 16, 1992 and became a hurricane ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00498 -110.0,10.0,-20.0,55.0 1996-06-01T00:00:00Z 1996-11-30T00:00:00Z 2013-01-24T05:00:00Z

1996 Atlantic Tropical Storms: Views from the NOAA Satellites is a technical report available from the National Climatic Data Center (NCDC). Geographic coverage is the north Atlantic Ocean tropical ...