Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-24T11:46:10Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 6684 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS741.1 1991-01-01T00:00:00Z 1993-12-31T00:00:00Z 2013-05-23T04:00:00Z

Global surface solar irradiance data derived from ISCCP data in 0.5-degree-square boxes. Daily values of total irradiance, clear sky irradiance, photosynthetically active radiation (PAR, 400-70 irradiance, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS862.0 2013-05-23T04:00:00Z

Northern Hemisphere present and 18,000 years before present, sea surface temperature, elevation, vegetation, soil type, and glacial ice from the CLIMAP project. Course resolution boundary conditions ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS318.0 2013-05-23T04:00:00Z

Various global climate model runs at several institutions were made in the 1980s to assess the impact of increasing levels of atmospheric CO2 on the global climate. The Data ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS111.1 -180.0,-89.142,180.0,89.142 1985-01-01T00:00:00Z 2009-12-31T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains the high resolution output from the ECMWF operational model. This set contains only surface data on a gaussian (n80) grid with a resolution of about 1.125 ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS121.0 -180.0,-89.141,180.0,89.141 1957-09-01T00:00:00Z 2002-09-02T00:00:00Z 2013-05-23T04:00:00Z

This dataset contains 75 variables from the from the forecast cycle of the ERA-40 model. The forecasts extend out to 36 hours beginning from the 00 and 12 UTC analyses and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS117.0 -180.0,-89.142,180.0,89.142 1957-09-01T00:00:00Z 2002-09-01T00:00:00Z 2013-05-23T04:00:00Z

The ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous data products that ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS122.0 -180.0,-89.141,180.0,89.141 1957-09-01T00:00:00Z 2002-08-31T00:00:00Z 2013-05-23T04:00:00Z

The ECMWF Re-Analysis (ERA40) is a global atmospheric analysis of many conventional observations and satellite data streams for the period Sept,1957- Aug,2002. There are numerous ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS124.0 1957-09-01T00:00:00Z 2002-08-31T00:00:00Z 2013-05-23T04:00:00Z

DS124.0 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS126.0 1957-09-01T00:00:00Z 2002-08-31T00:00:00Z 2013-05-23T04:00:00Z

DS126.0 represents a dataset implemented and computed by NCAR's Data Support Section, and forms an essential part of efforts undertaken in late 2004, early 2005, to produce ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS765.0 2013-05-23T04:00:00Z

This dataset, from Elaine Matthews of NASA, contains six databases of global 1-degree data for use in climate studies. The six databases are a vegetation dataset representing natural vegetation, a ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS765.5 2013-05-23T04:00:00Z

Global (1 degree grid) distribution, characteristics and methane emission of natural wetlands by Elaine Matthews (NASA).

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS093.0 -180.0,-90.0,180.0,90.0 1979-01-01T00:00:00Z 2010-01-01T00:00:00Z 2013-05-23T04:00:00Z

The National Centers for Environmental Prediction (NCEP) Climate Forecast System Reanalysis (CFSR) was initially completed over the 31-year period from 1979 to 2009 and will be extended in real-time ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS093.2 -180.0,-90.0,180.0,90.0 1979-01-01T00:00:00Z 2010-01-01T00:00:00Z 2013-05-23T04:00:00Z

The National Centers for Environmental Prediction (NCEP) Climate Forecast System Reanalysis (CFSR) was initially completed over the 31-year period from 1979 to 2009 and will be extended in real-time ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS090.0 -180.0,-90.0,180.0,90.0 1948-01-01T00:00:00Z 2010-07-01T00:00:00Z 2013-05-23T04:00:00Z

Products from NCEP/NCAR Reanalysis Project (NNRP or R1) are archived in this dataset. The resolution of the global Reanalysis Model is T62 (209 km) with 28 vertical sigma levels. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS769.0 2013-05-23T04:00:00Z

A computerized database used to generate a global vegetation map of 44 different land ecosystem complexes comprising seven broad groups is provided. The database provides a basis for making improved ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_LAND_NGDC_PALEOCL_SPECMAP -180.0,-90.0,180.0,90.0 2013-05-23T04:00:00Z

The SPECMAP paleoclimate archives at NOAA/NCDC World Data Center for Paleoclimatology consist of four (4) archives: ARCHIVE 1 contains 101 SPECMAP files, including planktonic counts and isotope values, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCAR_DS767.0 2013-05-23T04:00:00Z

Soil and vegetation type data from Henderson-Sellers on a global 1 degree grid. Also called the "Wilson tape."

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1011 -180.0,-90.0,180.0,-60.5033 1960-01-01T00:00:00Z 1990-12-31T00:00:00Z 2013-05-20T04:00:00Z

Carbon to the Atmosphere from Land-Use Change - Annual Net Flux is a numeric database with annual estimations, from 1850 through 1990, of the net flux of carbon between terrestrial ecosystems and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1256 -180.0,-90.0,180.0,-60.5033 2013-05-20T04:00:00Z

The World Mangrove Atlas is the first significant attempt to provide an overview of the distribution of mangroves worldwide. Mapped data showing the extent of mangroves in over 100 countries have ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1076 -180.0,-90.0,180.0,-60.5033 1996-01-01T00:00:00Z 2007-12-31T00:00:00Z 2013-05-20T04:00:00Z

Threatened species are those listed as Critically Endangered (CR), Endangered (EN) or Vulnerable (VU). CRITICALLY ENDANGERED (CR) A taxon is Critically Endangered when the best available evidence ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1068 -180.0,-90.0,180.0,-60.5033 1996-01-01T00:00:00Z 2007-12-31T00:00:00Z 2013-05-15T04:00:00Z

Threatened species are those listed as Critically Endangered (CR), Endangered (EN) or Vulnerable (VU). CRITICALLY ENDANGERED (CR). A taxon is Critically Endangered when the best available evidence ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]geodata_1026 -180.0,-90.0,180.0,-60.5033 2001-01-01T00:00:00Z 2001-12-31T00:00:00Z 2013-05-15T04:00:00Z

An ecoregion is defined as a large area of land or water that contains a geographically distinct assemblage of natural communities that (a) share a large majority of their species and ecological ...

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]1_250_LULC -125.0,25.0,-67.0,48.0 1981-04-28T00:00:00Z 1992-03-04T00:00:00Z 2013-05-14T04:00:00Z

The National Mapping Program, a component of the U. S. Geological Survey (USGS), produces and distributes land use and land cover maps and digitized data for the conterminous U.S. and Hawaii. Land ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_UDRP -177.1,13.71,-61.48,76.63 2013-05-14T04:00:00Z

The Urban Dynamics project looks at land use change in urban environments in order to provide a historical perspective of land use change and an assessment of the spatial patterns, rates, correlation, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_GREENESS -125.0,24.5,66.875,49.375 1989-01-01T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

Since 1989, the USGS EROS Data Center has been mapping the vegetation condition of the conterminous United States (lower 48 states) using satellite information. The vegetation condition maps, or more ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Landsat_CDR_SR -180.0,-90.0,180.0,90.0 1984-03-01T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The U.S. Geological Survey (USGS) Earth Resources Observation and Science Center (EROS) is charged with prototyping systems and software to generate high-level data products from Landsat 5-7 inputs ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SAHEL_NAFR -18.0,10.0,40.0,38.0 1988-05-05T00:00:00Z 1989-12-18T00:00:00Z 2013-05-13T04:00:00Z

Following the serious grasshopper outbreaks of 1986, a pilot program was defined between the U.S. Geological Survey and the U.S. Agency for International Development. The primary goal of this program ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Borneo_Island 107.27,-5.32,121.3,8.2 1972-09-05T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Brazil -75.25,-35.5,-33.9,6.7 1972-07-28T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Cambodia 100.57,9.09,109.65,15.53 1972-12-15T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Cameroon 6.31,0.46,17.86,14.17 1972-10-31T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Colombia -80.9,-5.52,-65.31,13.99 1979-01-09T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Democratic_Republic_of_Congo 10.24,-14.01,32.92,6.82 1972-07-27T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Guyana -62.99,0.45,-55.12,9.65 1986-09-13T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Mexico -118.94,13.46,-84.95,34.19 1972-08-15T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Nepal 78.11,24.98,89.95,31.3 1975-02-25T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Peru -82.46,-19.79,-66.84,0.98 1972-10-31T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Sumatra 94.3,-6.77,107.33,6.82 1974-03-16T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Tanzania 27.33,-12.57,42.56,1.03 1972-09-10T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Tasmania_Island 142.02,-44.2,151.0,-39.28 1972-08-25T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_FCT_Thailand 95.55,4.79,107.01,21.26 1972-11-11T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

The Forest Carbon Tracking Task (GEO FCT) has been established to support countries wanting to establish national forest-change, carbon estimation and reporting systems. It will facilitate access ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_JECAM_Canada_Red_River -101.24,47.87,-94.24,51.25 2011-05-17T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

Joint Experiment for Crop Assessment and Monitoring The overarching goal of JECAM is to reach a convergence of approaches, develop monitoring and reporting protocols and best practices for a variety ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]USGS_JECAM_Canada_South_Nation -78.12,43.62,-72.9,46.99 2011-05-25T00:00:00Z T00:00:00Z 2013-05-13T04:00:00Z

Joint Experiment for Crop Assessment and Monitoring The overarching goal of JECAM is to reach a convergence of approaches, develop monitoring and reporting protocols and best practices for a variety ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SIPEX_II_Stable_Isotopes_Sterols 115.0,-67.0,125.0,-62.0 2012-09-25T00:00:00Z 2012-11-01T00:00:00Z 2013-05-10T04:00:00Z

Overview of the project and objectives: Sea-ice phytoplankton is significantly enriched in 13C (delta 13C-POC) compared to pelagic phytoplankton in adjacent open waters because of carbon limitation ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[AADC]SIPEX_II_Trace_Metals 120.08,-64.26,120.08,-64.26120.58,-64.54,120.58,-64.54120.53,-65.08,120.53,-65.08118.55,-65.15,118.55,-65.15116.44,-64.49,116.44,-64.49 2012-09-26T00:00:00Z 2012-10-29T00:00:00Z 2013-05-10T04:00:00Z

Antarctic sea ice is known to store key micronutrients, such as iron, as well as a suite of less studied trace metals in winter which are rapidly released in spring. This stimulates ice edge phytoplankton ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SIR-C_PRECISION -180.0,-60.0,180.0,60.0 1994-04-09T00:00:00Z 1994-10-11T00:00:00Z 2013-05-10T04:00:00Z

Spaceborne Imaging Radar-C/X-band Synthetic Aperture Radar (SIR-C/X-SAR) is a joint project of the National Aeronautics and Space Administration (NASA), the German Space Agency, Deutsche Agentur ...

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]geodata_0960 -180.0,-90.0,180.0,-60.5033 2005-01-01T00:00:00Z 2005-12-31T00:00:00Z 2013-05-07T04:00:00Z

Forest Fire Extent - Annual Average comprises the reported forest areas exposed to fire. Total Forest includes natural forests and forest plantations. The term is used to refer to land with a tree ...