Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-23T05:10:53Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 90 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]KPDC_SPC_QEDEXM_ATRFTIIT_KGI_2009 -58.783333,-62.216667,-58.783333,-62.216667 2009-03-12T00:00:00Z 2009-03-16T00:00:00Z 2013-04-23T04:00:00Z

- Low-Z particle EPMA measurements were carried out on a JEOL JSM-6390 SEM equipped with an Oxford Link SATW ultrathin window energy-dispersive X-ray (EDX) detector. X-ray spectra were recorded under ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_G4P0_1DA_2D_cc_aot_V006 -180.0,-90.0,177.5,90.0 2000-01-01T00:00:00Z 2007-12-31T00:00:00Z 2013-03-05T05:00:00Z

The Goddard Chemistry Aerosol Radiation and Transport (GOCART) model simulation provides global daily and monthly aerosol optical depths data at seven wavelengths (350, 450, 550, 650, 900, 1000, and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GES_DISC_G4P0_1MS_2D_cc_aot_V006 -180.0,-90.0,177.5,90.0 2000-01-01T00:00:00Z 2007-12-31T00:00:00Z 2013-03-05T05:00:00Z

The Goddard Chemistry Aerosol Radiation and Transport (GOCART) model simulation provides global daily and monthly aerosol optical depths data at seven wavelengths (350, 450, 550, 650, 900, 1000, and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYDAODHD -180.0,-90.0,180.0,90.0 2012-12-29T00:00:00Z T00:00:00Z 2013-01-18T05:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with its 2330 km viewing swath width ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MCDAODHD -180.0,-90.0,180.0,90.0 2012-12-29T00:00:00Z T00:00:00Z 2013-01-18T05:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with its 2330 km viewing swath width ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MODAODHD -180.0,-90.0,180.0,90.0 2012-12-29T00:00:00Z T00:00:00Z 2013-01-16T05:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with its 2330 km viewing swath width ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]vg_gfe21 -179.5,-89.5,179.5,89.5 1997-01-01T00:00:00Z 2005-12-31T00:00:00Z 2012-07-25T04:00:00Z

This data set consists of 1 degree x 1 degree gridded monthly burned area, fuel loads, combustion completeness, and fire emissions of carbon (C), carbon dioxide (CO2), carbon monoxide (CO), methane ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]S2K_BILLMARK_2006 23.1,-15.15,23.1,-15.15 2000-08-17T00:00:00Z 2000-09-06T00:00:00Z 2012-05-17T04:00:00Z

The Southern African Regional Science Initiative (SAFARI 2000) was conducted in part to investigate the impacts of the large-scale transport and deposition of increasingly anthropogenic emissions ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]G02201 -180.0,-90.0,180.0,90.0 1882-01-01T00:00:00Z 2007-12-31T00:00:00Z 2012-05-13T04:00:00Z

The International Polar Year Historical Data and Literature collection (formerly known as the Discovery and Access of Historic Literature from the IPYs (DAHLI) project) is an online data collection ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AIRS_EPA -172.0,25.0,-65.0,72.0 1955-01-01T00:00:00Z T00:00:00Z 2012-05-08T04:00:00Z

[Text Source: AirData Program, http://www.epa.gov/airdata/ ] The AirData website gives you access to air quality data collected at outdoor monitors across the United States, Puerto Rico, and the ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]s2k_one_deg_biomass -18.0,-36.0,56.0,0.0 2000-08-01T00:00:00Z 2000-09-30T00:00:00Z 2012-04-17T04:00:00Z

A new method is used to generate spatial estimates of monthly averaged biomass burned area and spatial and temporal estimates of trace gas and aerosol emissions from open fires in southern Africa.Global ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CAL_LID_L2_VFM-ValStage1-V3-01 -180.0,-90.0,180.0,90.0 2006-06-13T00:00:00Z 2009-02-16T00:00:00Z 2009-03-17T00:00:00Z T00:00:00Z 2012-03-06T05:00:00Z

The Lidar Level 2 Vertical Feature Mask data product describes the vertical and horizontal distribution of cloud and aerosol layers observed by the CALIPSO lidar. Cloud and aerosol discrimination ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]CANEMRCCRSCAPMON -141.0,42.0,-52.0,70.0 1983-01-01T00:00:00Z T00:00:00Z 2011-12-02T05:00:00Z

This dataset includes daily sampling of air and precipitation for acidifying air pollutants, ozone and major ions. Variables: Precipitation amount and chemical composition; Air - chemical ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NARSTO_EPA_SS_LOS_ANGELES_PARTISOL_DATA -118.16,33.93,-117.33,34.13 2000-10-03T00:00:00Z 2003-09-19T00:00:00Z 2011-08-29T04:00:00Z

Data are available for samples collected using Partisol Model 2025-D samplers between late 2000 and late 2003 variously from sites at Downey, Claremont, Riverside, Rubidoux, and the University of ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ATDD0002 -119.0,33.0,-69.0,45.0 1984-08-03T00:00:00Z T00:00:00Z 2011-07-29T04:00:00Z

A network of meteorological and chemical filterpack monitoring stations has been in operation since the summer of 1984. Additional towers have since been installed around the United States, several ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ATDD_AIRMON-WETDEP -119.0,33.0,-69.0,45.0 1976-01-01T00:00:00Z T00:00:00Z 2011-07-29T04:00:00Z

The longest U.S. network record of precipitation chemistry in the modern era is that which started as the Department of Energy's Multistate Atmospheric Power Production Pollution Study (MAP3S) in ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD04_L2 -180.0,-90.0,180.0,90.0 2002-07-04T00:00:00Z T00:00:00Z 2011-05-09T04:00:00Z

MODIS was launched aboard the Aqua satellite on May 04, 2002 (1:30 pm equator crossing time) as part of NASA's Earth Observing System (EOS) mission. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD04_L2 -180.0,-90.0,180.0,90.0 2001-03-06T00:00:00Z T00:00:00Z 2011-05-04T04:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]Aerosol_char_and_snow_chem_TNB 164.1138,-74.7119,164.1138,-74.7119 1988-01-01T00:00:00Z 1990-02-28T00:00:00Z 2011-04-15T04:00:00Z

Antarctic aerosol was sampled at Terra Nova Bay using an inertial spectrometer at high flow rate. This instrument can sample aerosol and deposit particles on a membrane filter with size separation. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AASE89 -180.0,60.0,180.0,90.0 1989-01-01T00:00:00Z 1989-02-28T00:00:00Z 2011-04-15T04:00:00Z

The first CD-ROM contains the Second Edition of data pertaining to the First Airborne Arctic Stratospheric Expedition (AASE-I) which was based in Stavanger, Norway during January and February, 1989. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]AASE9192 -180.0,-17.0,20.0,90.0 1991-10-04T00:00:00Z 1992-03-26T00:00:00Z 2011-04-15T04:00:00Z

This CD-ROM contains the final data pertaining to the Airborne Arctic Stratospheric Expedition II (AASE-II) which was based in Bangor, Maine between October 1991 and March 1992, with ER-2 flights ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NASA_CRYSTAL-FACE -88.01,24.16,-79.65,31.38 2002-07-01T00:00:00Z 2002-07-31T00:00:00Z 2011-01-28T05:00:00Z

The Cirrus Regional Study of Tropical Anvils and Cirrus Layers - Florida Area Cirrus Experiment (CRYSTAL-FACE) is a measurement campaign designed to investigate tropical cirrus cloud physical properties ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD08_E3 -180.0,-90.0,180.0,90.0 2002-07-04T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Aqua satellite on May 04, 2002 (1:30 pm equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD08_D3 -180.0,-90.0,180.0,90.0 2002-07-04T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Aqua satellite on May 04, 2002 (1:30 pm equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MYD08_M3 -180.0,-90.0,180.0,90.0 2002-07-04T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Aqua satellite on May 04, 2002 (1:30 pm equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS with ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD08_E3 -180.0,-90.0,180.0,90.0 2000-02-18T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD08_D3 -180.0,-90.0,180.0,90.0 2000-02-24T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]MOD08_M3 -180.0,-90.0,180.0,90.0 2000-03-01T00:00:00Z T00:00:00Z 2010-09-22T04:00:00Z

MODIS was launched aboard the Terra satellite on December 18, 1999 (10:30 am equator crossing time) as part of NASA's Earth Observing System (EOS) mission. MODIS ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K049_2009_2010_NZ_1 166.7375,-77.6797,166.2361,-77.6744 2009-11-11T00:00:00Z 2009-11-24T00:00:00Z 2010-09-20T04:00:00Z

55 surface snow samples containing aeolian dust were collected from the McMurdo sea ice using ultra clean methodology along two East-West transects and one North-South transect. Duplicate samples ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[CANADA-CGDI]CANEMRCCRSAIRPOLLUTION -141.0,41.0,-52.0,70.0 1970-01-01T00:00:00Z T00:00:00Z 2010-09-08T04:00:00Z

The National Air Pollution Surveillance (NAPS) Network was established in 1969 as a joint program of the federal and provincial governments to monitor and assess the quality of the ambient air in ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NASA_Decadal_Survey_Place_Holder -180.0,-90.0,180.0,90.0 2010-08-19T04:00:00Z

[These missions are in the planning stage. Please monitor the project web sites for mission updates] [Source: NASA's Science ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]mcconnell_0538427 112.125,79.463,112.086,79.468 1520-06-01T00:00:00Z 2005-01-01T00:00:00Z 2010-07-28T04:00:00Z

Nearly continuous, monthly averaged measurements of hydrogen peroxide, nitrate, liquid conductivity, and 12 elements (Na, Mg, Al, S, Ca, Mn, Fe, Rb, Sr, Ce, Pb, and U) for two intermediate depth ice ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SMHI_IPY_ASCOS-Aerosolflux-01 -11.0,87.1,-1.0,87.5 2008-08-17T00:00:00Z 2008-09-01T00:00:00Z 2010-07-09T04:00:00Z

ASCOS was an interdisciplinary expedition to the central Arctic on the icebreaker Oden from 1 August to 9 September 2008. The expedition focused on processes relating to cloud formation in the summer ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SMHI_IPY_ASCOS-AMS-01 -11.1,77.9,9.6,87.5 2008-08-04T00:00:00Z 2008-09-08T00:00:00Z 2010-07-07T04:00:00Z

ASCOS was an interdisciplinary expedition to the central Arctic on the icebreaker Oden from 1 August to 9 September 2008. The expedition focused on processes relating to cloud formation in the summer ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]SMHI_IPY_ASCOS-ETHZATOFMS-01 -11.1,77.9,9.6,87.5 2008-08-03T00:00:00Z 2008-09-01T00:00:00Z 2010-07-07T04:00:00Z

ASCOS was an interdisciplinary expedition to the central Arctic on the icebreaker Oden from 1 August to 9 September 2008. The expedition focused on processes relating to cloud formation in the summer ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ACEASIA_UCAR_JOSS_NOAA_CODIAC 100.0,10.0,170.0,50.0 2001-03-15T00:00:00Z 2001-05-10T00:00:00Z 2009-08-27T04:00:00Z

The scientific objectives of ACE-Asia are to determine and understand the properties and controlling factors of the aerosol ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]sos_a3 -88.0,36.0,-86.0,38.0 1995-06-19T00:00:00Z 1995-07-20T00:00:00Z 2009-07-20T04:00:00Z

A3 - NOAA Orion WP-3D Data The Southern Oxidants Study (SOS) conducted a major field research campaign in Nashville/Middle Tennessee area in June and July 1994 and 1995. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NARSTO_STIFS_CANADA_PM_INORG -83.07,42.29,-72.04,46.3 2001-06-25T00:00:00Z 2002-01-22T00:00:00Z 2009-07-17T04:00:00Z

The goal of the Supersite Transboundary Intensive Field Study (STIFS) was the measurement of PM2.5 composition and related pollutants to improve estimates of the local vs. long-range transport ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_ESRL_Atmospheric_Transport 2009-06-09T04:00:00Z

NOAA/ESRL/GMD's mission is to observe and understand, through accurate, long-term records of atmospheric gases, aerosol particles, and solar radiation, the Earth's atmospheric system controlling climate ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GEOMON_PARENT_DATA 2009-06-02T04:00:00Z

[Source: GEOmon Home Page, http://www.geomon.eu/ ] The GEOmon Data Centre provides easy access to high quality data products on atmospheric composition. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]BADC_UKMO_C130 -180.0,-90.0,180.0,90.0 1993-05-17T00:00:00Z T00:00:00Z 2009-04-27T04:00:00Z

The Met. Research Flight (MRF) is a UK Met. Office facility, which flies a well instrumented C-130 Hercules aircraft for research purposes. Flight time is made available to ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K093_1989_1990_NZ_1 171.9667,-78.8167,171.9667,-78.8167 1989-12-09T00:00:00Z 1990-01-17T00:00:00Z 2009-04-23T04:00:00Z

The chemistry of air and snow at a remote site on the Ross Ice Shelf was conducted to study atmospheric aerosol particulates which are of interest as they may be important regulators of climate and ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K093_1990_1991_NZ_1 140.0,-78.0,140.0,-78.0 1990-12-01T00:00:00Z 1991-01-20T00:00:00Z 2009-04-23T04:00:00Z

Samples of air and snow were collected at a remote site on the east Antarctic plateau for determination of a number of trace atmospheric components to better understand the processes by which atmospheric ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00081 -90.0,-25.0,20.0,25.0 1974-06-01T00:00:00Z 1974-09-01T00:00:00Z 2009-04-20T04:00:00Z

The GARP Atlantic Tropical Experiment (GATE) was the first major international experiment of the Global Atmospheric Research Program (GARP). It was conducted over the tropical atlantic ocean and adjacent ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00311 -180.0,-90.0,180.0,90.0 1971-07-01T00:00:00Z 1991-12-31T00:00:00Z 2009-04-20T04:00:00Z

The National Climatic Data Center (NCDC) has, in archive, a number of copies of this historical publication dated between 1973 and 1991. The publication had several different titles during this period. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]gov.noaa.ncdc.C00249 -180.0,-90.0,180.0,90.0 1972-01-01T00:00:00Z 1983-12-31T00:00:00Z 2009-04-20T04:00:00Z

The National Climatic Data Center (NCDC) has, in archive, digital data from the historical NASA Global Atmospheric Sampling Program (GASP). The GASP program began in 1972 with a feasibility study ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]GTE_TRACE-P_Data 112.0,8.0,-115.0,45.0 2001-02-26T00:00:00Z 2001-04-06T00:00:00Z 2009-04-20T04:00:00Z

The objectives of the Transport and Chemistry Experiment in the Pacific (TRACE-P), conducted in March/April 2001, were 1) determine the chemical composition of the Asian outflow ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]K173_1987_1990_NZ_1 167.72,-77.87,167.72,-77.87166.35,-77.25,166.35,-77.25165.53,-78.01,165.53,-78.01164.2,-77.56,164.2,-77.56 1987-12-15T00:00:00Z 1988-01-22T00:00:00Z 1988-11-04T00:00:00Z 1988-11-27T00:00:00Z 1988-10-31T00:00:00Z 1988-12-01T00:00:00Z 2009-03-03T05:00:00Z

Gases, aerosol properties and local weather was studied at sites around Ross Island and in McMurdo Sound as part of a programme to describe the properties of the atmospheric aerosol (and gases), to ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NOAA_NCDC_PALEO_GISP2-ATM -38.5,72.6,-38.5,72.6 1993-05-23T00:00:00Z 1994-08-10T00:00:00Z 2009-01-21T05:00:00Z

This data consists of the measured aerosol concentrations from the atmospheric sampling site (ATM) during the 1993 and 1994 summer field seasons. The concentrations are in units of nanomole ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NARSTO_SOS99NASH_G-1_AIR_CHEM -86.98,35.96,-86.18,36.66 1999-06-22T00:00:00Z 1999-06-22T00:00:00Z 2008-09-09T04:00:00Z

The G-1 aircraft was deployed during the 1999 campaign to make measurements within the Nashville urban plume. These situ, semi-Lagrangian measurements, in conjunction with ...