Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-25T09:47:23Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 41 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CIESIN_SEDAC_MVA_ECCGFPSRES -180.0,-58.0,180.0,90.0 1970-01-01T00:00:00Z 2000-12-31T00:00:00Z 2013-02-12T05:00:00Z

Effects of Climate Change on Global Food Production from SRES Emissions and Socioeconomic Scenarios is an update to a major crop modeling study by the NASA Goddard Institute for Space Studies (GISS). ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CIESIN_SEDAC_GISS_CROPCLIM_DB -180.0,-58.0,180.0,90.0 1995-01-01T00:00:00Z 2110-01-01T00:00:00Z 2012-09-28T04:00:00Z

Datasets from a Major Crop Modeling Study contain projected country and regional changes in grain crop yields due to global climate change. Equilibrium and transient scenarios output from General ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP2_AVHRR_ALBEDO -180.0,-90.0,180.0,90.0 1995-02-01T00:00:00Z 1995-07-31T00:00:00Z 2012-08-14T04:00:00Z

This Albedo and BRDF (Bidirectional Reflectance Distribution Function) data set contains three files containing BRDF parameters, white- sky albedo and black-sky albedo at solar noon for three bands ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_C4_1DEG -180.0,-90.0,180.0,90.0 1993-01-01T00:00:00Z 1998-12-31T00:00:00Z 2012-08-14T04:00:00Z

The photosynthetic composition (C3 or C4) of vegetation on the land surface is essential for accurate simulations of biosphere-atmosphere exchanges of carbon, water, and energy. C3 and C4 plants have ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP2_CONTVEG -180.0,-90.0,180.0,90.0 1992-04-01T00:00:00Z 1993-05-31T00:00:00Z 2012-08-14T04:00:00Z

The objective of this study was to derive continuous fields of vegetation cover from multi-temporal Advanced Very High Resolution Radiometer (AVHRR) data using all available bands and derived Normalized ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP2_IDSLC -180.0,-90.0,180.0,90.0 1986-01-01T00:00:00Z 1995-12-31T00:00:00Z 2012-08-14T04:00:00Z

This data set describes the geographic distributions of 17 classes of land cover based on the International Geosphere-Biosphere DISCover land cover legend (Loveland and Belward 1997) and the 15 classes ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Pre-LBA_ISLSCP-I -180.0,-90.0,180.0,90.0 1987-01-01T00:00:00Z 1988-12-31T00:00:00Z 2012-08-14T04:00:00Z

This data set contains hydrology, soils, radiation, cloud, and vegetation data from the International Satellite Land Surface Climatology Project (ISLSCP) Initiative I. The ISLSCP data sets should ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_EROOT -180.0,-90.0,180.0,90.0 1995-02-01T00:00:00Z 1995-07-31T00:00:00Z 2012-08-10T04:00:00Z

The goal of this study was to predict the global distribution of plant rooting depths based on data about global aboveground vegetation structure and climate. Vertical root distributions influence ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_FASIR_BIOPHYS -180.0,-90.0,180.0,90.0 1982-01-01T00:00:00Z 1998-12-31T00:00:00Z 2011-02-18T05:00:00Z

The Fourier-Adjusted, Sensor and Solar zenith angle corrected, Interpolated, Reconstructed (FASIR) adjusted Normalized Difference Vegetation Index (NDVI) data set and derived biophysical parameter ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_FASIR_NDVI -180.0,-90.0,180.0,90.0 1982-01-01T00:00:00Z 1998-12-31T00:00:00Z 2011-02-18T05:00:00Z

The Fourier-Adjusted, Sensor and Solar zenith angle corrected, Interpolated, Reconstructed (FASIR) adjusted Normalized Difference Vegetation Index (NDVI) data sets were generated to provide a 17-year, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_GIMMS_NDVI -180.0,-90.0,180.0,90.0 1981-07-01T00:00:00Z 2002-12-31T00:00:00Z 2011-02-18T05:00:00Z

The Global Inventory Modelling and Mapping Studies (GIMMS) Normalized Difference Vegetation Index (NDVI) data sets were generated to provide a 22-year satellite record of monthly changes in terrestrial ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_GPOP -180.0,-90.0,180.0,90.0 1990-01-01T00:00:00Z 1995-12-31T00:00:00Z 2011-02-18T05:00:00Z

Global Population of the World (GPW) translates census population data to a latitude-longitude grid so that population data may be used in cross-disciplinary studies. There are three data files with ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_HCROPLAND -180.0,-90.0,180.0,90.0 1700-01-01T00:00:00Z 1992-12-31T00:00:00Z 2011-02-18T05:00:00Z

The Historical Croplands Cover data set was developed to understand the consequences of historical changes in land use and land cover for ecosystem goods and services. In particular, this data set ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_HLANDCOVER -180.0,-90.0,180.0,90.0 1700-01-01T00:00:00Z 1990-12-31T00:00:00Z 2011-02-18T05:00:00Z

The Historical Land Cover and Land Use data set was developed to provide the global change community with historical land use estimates. The data set describes historical land use changes over a 300-year ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_ORNL_LAI -156.67,-54.5,172.75,71.3 1932-01-01T00:00:00Z 2000-12-31T00:00:00Z 2011-02-18T05:00:00Z

Leaf Area Index (LAI) data from the scientific literature, covering the period from 1932-2000, have been compiled at the Oak Ridge National Laboratory (ORNL) Distributed Active Archive Center (DAAC) ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCPII_SNOWFREE_ALBEDO -180.0,-90.0,180.0,90.0 1982-01-01T00:00:00Z 1998-12-31T00:00:00Z 2011-02-18T05:00:00Z

This data set contains monthly average snow-free surface shortwave albedo calculated for the period 1982-1998 and estimates of background soil/litter reflectances in the visible (0.4-0.7 ??m) and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_POT_VEG -180.0,-90.0,180.0,90.0 1992-04-01T00:00:00Z 1993-04-01T00:00:00Z 2011-02-18T05:00:00Z

This data set was developed to describe the state of the global land cover in terms of 15 major vegetation types, plus water, before alteration by humans. It forms a complement to the historical croplands ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_UMD_LC -180.0,-90.0,180.0,90.0 1992-04-01T00:00:00Z 1993-03-31T00:00:00Z 2011-02-18T05:00:00Z

The objective of this study was to create a land cover map derived from 1 kilometer AVHRR data using all available bands and derived Normalized Difference Vegetation Index (NDVI) and a full year of ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_MODIS_ALBEDO_2002 -180.0,-90.0,180.0,90.0 2002-01-01T00:00:00Z 2002-12-31T00:00:00Z 2011-02-17T05:00:00Z

The MODIS BRDF/Albedo Product (MOD43B) provides measures of clear sky surface albedo every 16 days. Both white-sky albedo (bihemispherical reflectance) and black-sky albedo (directional hemispherical ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_NOAA_ALBEDO_5yr -180.0,-90.0,180.0,90.0 1985-04-01T00:00:00Z 1991-03-31T00:00:00Z 2011-02-17T05:00:00Z

The objective of this work was to produce a monthly climatology of broadband surface albedos for use in global numerical weather prediction models at the National Centers for Environmental Prediction ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISCLSCP_II_ERBE_ALBEDO -180.0,-90.0,180.0,90.0 1986-01-01T00:00:00Z 1990-02-01T00:00:00Z 2011-02-15T05:00:00Z

The goals of the Earth Radiation Budget Experiment (ERBE) are (1) to understand the radiation balance between the Sun, Earth, atmosphere, and space and (2) to establish an accurate, long-term baseline ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_snofree_16day_albedo -180.0,-90.0,180.0,90.0 2002-01-01T00:00:00Z 2002-12-31T00:00:00Z 2011-02-14T05:00:00Z

This data set contains 9 files for snow-free, spatially complete 16-day global black-sky albedos at local solar noon, white-sky albedos and quality information based on MODerate Resolution Imaging ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ARCSS050 -180.0,56.0,180.0,83.5 2000-11-27T00:00:00Z 2050-12-31T00:00:00Z 2010-12-15T05:00:00Z

This data set contains permafrost distribution maps, active-layer thickness maps, and hazard-potential maps constructed using results from the 'frost index' permafrost model (Nelson and Outcalt, 1987) ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CEDAR_NCAR_HAO -180.0,-90.0,180.0,90.0 1966-01-01T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

The Coupling, Energetics, and Dynamics of Atmospheric regions (CEDAR) is a program sponsored by the National Science Foundation (NSF) designed to enhance the capability of ground-based instruments ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ISLSCP_II_GDP -180.0,-90.0,180.0,90.0 1990-01-01T00:00:00Z 1990-12-31T00:00:00Z 2010-08-03T04:00:00Z

The data sets in this directory were provided by Mr. Gregory Yetman and Drs. Stuart Gaffin and Deborah Balk from the Center for International Earth Science Information Network (CIESIN) at Columbia ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GISS_FLUX_FC -180.0,-90.0,180.0,90.0 2009-08-25T04:00:00Z

[Source: NASA/GISS, http://isccp.giss.nasa.gov/projects/flux.html ] A new version of the upwelling and downwelling, shortwave and longwave radiative fluxes has been calculated at ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]IPCC_DDC_CD -180.0,-90.0,180.0,90.0 1961-01-01T00:00:00Z 2099-12-31T00:00:00Z 2009-06-12T04:00:00Z

The Intergovernmental Panel on Climate Change Data Distribution Centre (IPCC/DDC) has been established to facilitate the timely distribution of a consistent set of up-to-date ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GSFC_DAAC_DAO_4D_TIMESERIES -180.0,-90.0,180.0,90.0 1985-03-01T00:00:00Z 1990-02-28T00:00:00Z 2009-04-20T04:00:00Z

The Data Assimilation Office (DAO) at NASA's Goddard Spaceflight Center produced a multi-year gridded global atmospheric data set for use in climate research, including tropospheric ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NCDC_GFDL_100_1000 -180.0,-90.0,180.0,90.0 1958-01-01T00:00:00Z T00:00:00Z 2009-04-20T04:00:00Z

The Geophysical Fluid Dynamics Laboratory (GFDL) Global Climate Model (GCM) 100 year run can be found here: http://www.ncdc.noaa.gov/ol/climate/online/gcm.html . The Geophysical ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_ATM_UW_IES_PALEOCLIM_GCM -180.0,-90.0,180.0,90.0 2009-04-20T04:00:00Z

The CCM0 data set begins 18,000 years ago and contains paleoclimate models for January and July every 3,000 years up to the present. CCM1 model provides monthly climate data for the same ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MINTZ_WALKER_SOIL_AND_EVAPO -180.0,-90.0,180.0,90.0 2009-04-20T04:00:00Z

Monthly fields of soil moisture are widely used in numerical weather predictions and climate simulations with general circulation models (GCMs). Gridded global fields of normal monthly ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MECCA_GHG_ATLAS -180.0,-90.0,180.0,90.0 1997-01-01T00:00:00Z 2003-12-31T00:00:00Z 2009-04-20T04:00:00Z

The Model Evaluation Consortium for Climate Change Assessment (MECCA) Enhanced Greenhouse Atlas is an industry-funded project designed to assess the reliability of Global Circulation Models ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EOSWEBSTER_VEMAP2 -124.0,26.0,-66.0,50.0 1895-01-01T00:00:00Z 2100-12-31T00:00:00Z 2009-04-20T04:00:00Z

The EOS-WEBSTER VEMAP2 Data Collection contains several datasets which provide historical and future climate variables, and monthly and annual biogeochemical model outputs. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CDIAC_ICRCCM 2007-06-29T04:00:00Z

The Intercomparison of Radiation Codes in Climate Models (ICRCCM) study was started under the auspices of the World Meteorological Organization (WMO) with the support of the U.S. Department of Energy ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NGDC_GLOBAL_POLLEN -180.0,-90.0,180.0,85.0 2006-08-28T04:00:00Z

The Global Pollen Database currently includes data from Africa, the Americas, and northern Asia. This database continues to grow as new data are organized and made available by various regional data ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]PMIP -180.0,-90.0,180.0,90.0 2006-05-11T04:00:00Z

The Paleoclimate Modeling Intercomparison Project (PMIP) was initiated in order to coordinate and encourage the systematic study of atmospheric general circulation models (AGCMs) and to assess their ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NGDC_EUROPE_POLLEN -18.0,15.0,60.0,75.0 2006-05-09T04:00:00Z

The European Pollen Database (EPD) currently includes pollen data from Europe, Northern Africa, Middle East, and Western Asia. All of the EPD data are available in Paradox 4.5 format. See: "http://www.ngdc.noaa.gov/paleo/epd.html" ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EARTH_ATM_NGDC_PALEO_POLLEN1 170.0,24.0,-50.0,85.0 2006-05-09T04:00:00Z

The COHMAP North American Pollen Database (NAPD) s available by FTP from World Data Center-A for Paleoclimatology at NGDC in Boulder, Colorado USA. It covers pollen data that validates the COHMAP ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NGDC_LATIN_POLLEN -30.0,-50.0,-120.0,35.0 2005-06-15T04:00:00Z

The Latin America Pollen Database (LAPD) currently includes pollen data from Mexico, Central America and South America. All of the LAPD data are available in Paradox 4.5 format. See: "http://www.ncdc.noaa.gov/paleo/lapd.html" ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EOSWEBSTER_VEMAP2_2 -124.0,26.0,-66.0,50.0 1994-01-01T00:00:00Z 2100-12-31T00:00:00Z 2005-05-05T04:00:00Z

The EOS-WEBSTER VEMAP2 Data Collection contains several datasets which provide historical and future climate variables, and monthly and annual biogeochemical model outputs. The TScenario Dataset ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]EOSWEBSTER_VEMAP2_3 -124.0,26.0,-66.0,50.0 1895-01-01T00:00:00Z 2100-12-31T00:00:00Z 2002-03-04T05:00:00Z

The EOS-WEBSTER VEMAP2 Data Collection contains several datasets which provide historical and future climate variables, and monthly and annual biogeochemical model outputs. Two Tclimate + TScenario ...