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AAM Atmospheric Angular Momentum AAOE Airborne Antarctic Ozone Experiment AASE Airborne Arctic Stratospheric Expedition AATSR Advanced Along-Track Scanning Radiometer ABLE Atmospheric Boundary Layer Experiment ACE Aerosol Characterization Experiment ACR Active Cavity Radiometer ACRIM Active Cavity Radiometer Irradiance Monitor ACSYS Arctic Climate System Study ACMSU Atmospheric Chemistry Modelling Support Unit ACSOE Atmospheric Chemistry Studies in the Oceanic Environment ADAAC Affiliated Distributed Active Archive Center ADALT Advanced Radar Altimeter ADC Affiliated Data Center ADCLS Advanced Data Collection and Location System ADEOS Advanced Earth Observing Satellite (Japan) ADPE Automatic Data Processing Equipment AE Atmosphere Explorer AEA Atomic Energy Authority (UK) AER Atmospheric and Environmental Research AERONOX Impact of NOx Emissions from Aircraft upon the Atmosphere AES Atmospheric Environment Service (Canada) AESA Atmospheric Effects of Stratospheric Aircraft AFES Alternative Fluorocarbons Environmental Acceptability Study AGU American Geophysical Union AGWP Absolute Global Warming Potential AIRS Atmospheric Infrared Sounder AIS Airborne Imaging Spectrometer AL Aeronomy Laboratory (NOAA, US) ALE/GAGE Atmospheric Lifetime Experiment/Global Atmospheric Gases Experiment ALPTRAC High Alpine Aerosol and Snow Chemistry Study (EUROTRAC) AMI Active Microwave Instrument AMIP Atmospheric Model Intercomparison Project AMRIR Advanced Medium Resolution Imaging Radiometer AMS American Meteorological Society AMSR Advanced Microwave Scanning Radiometer AMSU-A Advanced Microwave Sounding Unit-A AMTS Advanced Moisture and Temperature Sounder AO Announcement of Opportunity AOIPS Atmospheric and Oceanographic Information Processing System AOL Airborne Oceanographic Lidar APAFO Advanced Particles and Fields Observer APAR Absorbed Photosynthetically Active Radiation APT Automatic Picture Transmission ARC Ames Research Center APE Airborne Polar Experiment ARGOS+ Argos Data Collection and Location System (France) ARISTOTELES Applications and Research Involving Space Technologies Observing the Earth's Field from a Low Earth Orbiting Satellite ARM Atmospheric Radiation Measurement Program (DOE) A-SAR Advanced Synthetic Aperture Radar A-SCAT Advanced Scatterometer ASCII American Standards Committee for Information Interchange ASE Air-Sea Exchange experiment (EUROTRAC) ASF Alaskan SAR Facility ASHOE Airborne Southern Hemisphere Ozone Experiment ASI Agenzia Spaziale Italiana ASTER Advanced Spaceborne Thermal Emission and Reflection radiometer ATLAS Atmospheric Laboratory for Applications and Science ATLID Atmospheric Lidar ATM Atmospheric Transport Model ATMOS Atmospheric Trace Molecules observed by Spectroscopy ATS Applications Technology Satellite ATSR Along Track Scanning Radiometer AURIO Auroral Imaging Observatory AVCS Advanced Vidicon Camera System AVHRR Advanced Very High-Resolution Radiometer AVHRR GAC AVHRR Global Area Coverage AVHRR LAC AVHRR Local Area Coverage AVIRIS Airborne Visible and Infrared Imaging Spectrometer AVNIR Advanced Visible and Near-Infrared Radiometer AWI Alfred Wegener Institute AWIPS-90 Advanced Weather Interactive Processing System for the 90'sReturn to TOP
BAS British Antarctic Survey BADC British Atmospheric Data Centre BAHC Biosphere Aspects of the Hydrological Cycle (IGBP programme) BEF Bromine Efficiency Factor BIATEX Biosphere-Atmosphere Exchange of Pollutants (EUROTRAC) BIBEX Biomass Burning Experiment (IGAC programme) BISA Belgium Institute for Space Aeronomy (Belgium) BMFT Bundesministerium für Forschung und Technologie (Germany) BNSC British National Space Centre BODC British Oceanographic Data Centre BOREAS Boreal Ecosystem - Atmosphere Study BNL Brookhaven National Laboratory BrO bromine monoxideReturn to TOP
C Celsius, centigrade
Cal/Val Calibration/Validation
CAC Centre for Atmospheric Chemistry (York, Canada)
CAS Centre for Atmospheric Science (Cambridge, UK)
CCD Charge-Coupled Device
CCLRC Council for the Central Laboratory of the Research Councils (UK)
CCM Community Climate Model
ccn cloud condensation nucleus
CCRS Canada Centre for Remote Sensing
CCT Computer Compatible Tape
CD Compact Disc
CD-ROM Compact Disk-Read Only Memory
CDCR Conceptual Design and Cost Review
CDF Common Data Format
CDIAC Carbon Dioxide Information Analysis Cente
CDOS Customer Data and Operations System
CD-ROM Compact Disc - Read Only Memory
CEC Commission of the European Communities
CEES Committee on Earth and Environmental Sciences
CEO Centre for Earth Observation
CEOS Committee on Earth Observation Satellites
CERES Clouds and Earth's Radiant Energy System
CET Central England Temperature
CFC-11 CCl3F, trichlorofluoromethane, Freon-11
CFC-12 CCl2F2, dichlorodifluoromethane, Freon-12
CFCs chlorofluorocarbons
CGAM Centre for Global Atmospheric Modelling
CGCP Canadian Global Change Program
CH3Cl methyl chloride
CH4 methane
CIAP Climatic Impact Assessment Program
CIDC Climatology Interdisciplinary Data Collection
CIESIN Consortium for International Earth Science Information
Networks
CIMSS Cooperative Institute for Meteorological Satellite Studies
CIRA COSPAR International Reference Atmosphere
CIRES Cooperative Institute for Research in Environmental Sciences (US)
CIT California Institute of Technology
CLAES Cryogenic Limb Array Etalon Spectrometer
CLIVAR Climate Variability and Predictability
CLP Chlorine Loading Potential
ClO chlorine monoxide
ClONO2,CINO3 chlorine nitrate
CLRC Central Laboratory of the Research Councils (UK)
CMAP Climate Modeling, Analysis and Prediction Program
cm centimetre
CMDL Climate Monitoring and Diagnostics Laboratory
CMS Configuration Management System
CNES Centre National d'Etudes Spatiales (France)
CNR Consiglio Nazionale delle Ricerche (Italy)
CNRM Centre National de Recherches Météorologiques(France)
CNRS Centre National de la Recherche Scientifique (France)
COADS Comprehensive Ocean Atmosphere Data Set
COAPEC Coupled Ocean-Atmosphere Processes and European Climate
CO carbon monoxide
CO2 carbon dioxide
Co-I Co-Investigator
COSPAR Committee on Space Research
CPC Climate Prediction Center
CRU Climate Research Unit (East Anglia)
CRYSYS Cryospheric System
CSA Canadian Space Agency
CSEPA Chinese State Environment Protection Agency (China)
CSES Center for the Study of Earth from Space (Univ of Colorado)
CSIRO Commonwealth Scientific and Industrial Research
Organization (Australia)
CSU Colorado State University
CTM Chemical Transport Model
CZCS Coastal Zone Color Scanner
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DAAC Distributed Active Archive Center
DADS Data Archive and Distribution System
DAMTP Department of Applied Mathematics and Theoretical Physics
(Cambridge)
DARA Deutsche Agentur fur Raumfahrtangelegenheiten (Germany)
DCP Data Collection Platform
DE Dynamics Explorer
DEM Digital Elevation Model
DIAL Differential Absorption Lidar
DIS Data and Information System
DLR Deutsche Forschungsanstalt fur Luft-und Raumfahrt (Germany)
DLS Dynamic Limb Sounder
DMSP Defense Meteorological Satellite Program
DMQA Data Management and Quality Assurance
DOD Department of Defense (US)
DOE Department of Energy (US)
DOE Department of Environment (UK)
DOPLID Doppler Lidar
DORIS Determination d'Orbite et Radiopositionement Integre par
Satellite
DoY Day of Year
(D)PR Dual Precipitation Radar
DRS Data Relay Satellite
DSB Direct Sounding Broadcast
DSN Deep Space Network
DU Dobson Unit
DWS Doppler Wind Sensor
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EASOE European Arctic Stratospheric Ozone Experiment
E-LIDAR Experimental Lidar
EC European Commission
ECC electrochemical concentration cell
ECMWF European Centre for Medium-Range Weather Forecasts
ECS EOSDIS Core System
EDC EROS Data Center
EESC equivalent effective stratospheric chlorine
EGS European Geopysical Society
EMEX Equatorial Mesoscale Experiment
ENSO El Niño Southern Oscillation
ENVISAT Environmental Satellite
EOF Empirical Orthogonal Function
EO-ICWG Earth Observations International Coordination Working Group
EOS Earth Observing System
EOSDIS Earth Observing System Data and Information System
EOSP Earth Observing Scanning Polarimeter
EPA Environmental Protection Agency (United States)
EPOP European Polar-Orbiting Platform
EPSRC Engineering and Physical Sciences Research Council
ERA ECMWF Re-Analysis
ERBE Earth Radiation Budget Experiment
ERBS Earth Radiation Budget Satellite
ERL Environmental Research Laboratory
ERIM Environmental Research Institute of Michigan
EROS Earth Resources Observation System
ERS-1 European Remote-Sensing Satellite-1
ERS-2 European Remote-Sensing Satellite-2
ERTS-1 Earth Resources Technology Satellite-1
ESA European Space Agency
ESAD Earth Science and Applications Division (NASA HQ)
ESMR Electrically Scanning Microwave Radiometer
ESOC European Space Operations Center
ESSC Earth System Sciences Committee
ESTEC European Space Research and Space Technology Centre
ETBL equivalent tropospheric bromine loading
ETCL equivalent tropospheric chlorine loading
ETM Enhanced Thematic Mapper (Landsat)
EUMAC European Modelling of Atmospheric Constituents (EUROTRAC)
EUMETSAT European Organization for the Exploitation of Meteorological
Satellites
EUROTRAC European Experiment on the Transport and Transformation
of Environmentally Relevant trace Constituents in the
Troposphere over Europe
EUV Extreme Ultraviolet
EXPORT European eXport of Precursors and Ozone by long-Range Transport
EXPRESSO Experiment for Regional Sources and Sinks of Oxidants
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FASTEX Fronts and Atlantic Storm-Track EXperiment FDH fixed dynamical heating FIFE First ISLSCP Field Experiment FIRE First ISCCP Regional Experiment FIRETRACC Firn Record of Trace Gases Relevant to Atmospheric Chemical Change FNRS Fonds National de la Recherche Scientifique (Belgium) FOT Flight Operations Team FOV Field of View FTIR fourier transform infrared spectrometer FTP File Transfer Protocol FY Fiscal YearReturn to Top
g gram GAC Global Area Coverage GAIM Global Analysis, Interpretation and Modeling GARP Global Atmospheric Research Program Gbps gigabits per second GCC Global Change Category GCE Ground-base Cloud Experiment (EUROTRAC) GCDIS Global Change Data and Information System GCM General Circulation Model GCOS Global Climate Observing System GCRP Global Change Research Program GCTE Global Change and Terrestrial Ecosystems Program of the IGBP GEDEX Greenhouse Effect Detection Experiment GEMS Global Environmental Monitoring System Geosat Geodesy Satellite (Navy) GERB Geostationary Earth Radiation Budget Experiment GEWEX Global Energy and Water cycle Experiment GFDL Geophysical Fluid Dynamics Laboratory (NOAA US) Gflops Billions of Floating Point Instructions per Second GGI GPS Geoscience Instrument GGS Global Geospace Science GHz gigahertz GIMMS Global Inventory Modeling and Monitoring Study GIS Geographic Information System GISS Goddard Institute for Space Studies GISST Global sea Ice Coverage and Sea Surface Temperature GLAS Geoscience Laser Altimeter System (formerly GLRS-A) GLI Global Imager GLOMAC Global Modelling of Atmospheric Chemistry (EUROTRAC) GLOSS Global Sea Level Observing System GLRS-A Geoscience Laser Ranging System-Altimeter (see GLAS) GLRS-R Geoscience Laser Ranging System-Ranger GMS Geostationary Meteorological Satellite GMSLP Global Mean Sea Level Pressure GMT Greenwich Mean Time GENEMIS Generation of European Emission Data (EUROTRAC) GOES Geostationary Operational Environmental Satellite GOME Global Ozone Monitoring Experiment GOMOS Global Ozone Monitoring by Occultation of Stars GOMR Global Ozone Monitoring Radiometer GOOS Global Ocean Observing System (ICSU/IOC-UNESCO/WMO) GOS Geomagnetic Observing System GOSTA Global Ocean Surface Temperature Atlas GPC Global Processing Center GPCP Global Precipitation Climatology Project GPS Global Positioning System GPSDR Global Positioning System Demonstration Receiver GRID Global Resource Information Database (UNEP) GSFC Goddard Space Flight Center GTE Global Tropospheric Experiment GTCE Global Tropospheric Chemistry Experiment GTS Global Telecommunications System GUI Graphical User Interface GWP Global Warming PotentialReturn to Top
H2O water H2O2 hydrogen peroxide HadCM Hadley Center Model HadRT Hadley Center Radiosonde temperature HALOE Halogen Occultation Experiment HALLIP Heterogeneous and Liquid Phase Processes (EUROTRAC) HAPEX Hydrological Atmospheric Pilot Experiment HBr hydrogen bromide HCHO, CH2O formaldehyde HCFCs Hydrochlorofluorocarbons HCl hydrogen chloride HCMM/AEM-1 Heat Capacity Mapping Mission/Applications Explorer Mission HCN hydrogen cyanide HDF Hierarchical Data Format HDP Human Dimensions of Global Environmental Change (ISSC programme) HF hydrogen fluoride HFC hydrofluorocarbon HIMSS High-Resolution Microwave Spectrometer Sounder (replaced by MIMR) HIRDLS High-Resolution Dynamics Limb Sounder HIRLAM High Resolution Limited Area Model HIRIS High Resolution Imaging Spectrometer HIRS High Resolution Infrared Radiation Sounder HIS High Resolution Interferometer Sounder HMMR High-Resolution Multifrequency Microwave Radiometer HNO3 nitric acid HOx odd hydrogen (OH, HO2, H2O2) HOCl hypochlorous acid HRDI High Resolution Doppler Imager HROI High Resolution Optical Instrument HRPT High Resolution Picture Transmission (e.g., from the AVHRR) HRV High Resolution Video (SPOT) HYREX Hydrological Radar Experiment Hz hertz (cycles per second)Return to Top
IASI Improved Atmospheric Sounding Interferometer IAU International Astronomical Union ICAIR International Centre for Antarctic Information and Research ICC Instrument Control Center ICE International Cometary Explorer ICF Instrument Control Facility ICSU International Council of Scientific Unions ICWG International Coordination Working Group IDS Interdisciplinary Science IEA International Energy Agency IEEE Institute of Electrical and Electronic Engineers IEOS International Earth Observing System IFS Integrated Forecast System IFOV Instantaneous Field of View IGAC International Global Atmospheric Chemistry Program of the IGBP IGAP International Global Aerosol Program IGBP International Geosphere - Biosphere Programme II Interdisciplinary Investigator ILAS Improved Limb Atmospheric Spectrometer IMAU Institute for Marine and Atmospheric research Utrecht IMB Investigator of Micro-Biosphere IMG Interferometric Monitor of Greenhouse Gases IMS Information Management System INPA Instituto Nacional de Pesquisas da Amazonia (Brazil) INPE Instituto Nacional de Pesquisas Espaciais (Brazil) INRA Institut National de Recherche Agronomiques (France) INSA Institut National des Sciences Appliques (France) IOC Intergovernmental Oceanographic Commission IOTP International Ozone Trands Panel IPAR Intercepted Photosynthetically Active Radiation IPCC Intergovernmental Panel on Climate Change IPEI Ionospheric Plasma and Electrodynamics Instrument IPOC International Partner Operations Center IR Infrared IRIS Infrared Interferometer Spectrometer IRTS Infrared Temperature Sounder ISAMS Improved Stratospheric and Mesospheric Sounder ISAS Institute of Space and Astronautical Sciences (Japan) ISCCP International Satellite Cloud Climatology Project ISEE International Sun-Earth Explorer ISLSCP International Satellite Land Surface Climatology Project ISSC International Social Science Council IST Instrument Support Terminal ISTP International Solar Terrestrial Physics ISY International Space Year (1992) ITCZ Inter-Tropical Convergence Zone ITE Institute for Terrestrial Ecology ITIR Infrared Thermal Imaging Radiometer (renamed ASTER) IUPAC International Union of Pure and Applied Chemistry IV&V Independent Verification and Validation IWG Investigators Working Group IWGDMGC Interagency Working Group on Data Management for Global ChangeReturn to Top
JCMM Joint Centre for Mesoscale Meteorology JEOS Japanese Earth Observing Satellite JEM Japanese Experiment Module JERS-1 Japanese Earth Remote-sensing Satellite-1 JGOFS Joint Global Ocean Flux Study (IGBP programme) JMA Japan Meteorological Agency JPL Jet Propulsion Laboratory JPOP Japanese Polar Orbiting Platform JSC Johnson Space CenterReturn to Top
K kelvin, unit of thermodynamic temperature (the number of
kelvins equals the number of degrees Celsius plus 273.15,
i.e., tK=tdegree C +273.15)
kbps kilobits per second
keV kilo electron volts
kg kilogram
kHz kilohertz
kJ kilojoule (energy measure)
km kilometer
KNMI Koninklijk Nederlands Meteorologisch Instituut
(Royal Netherlands Meteorological Institute)
kW kilowatt
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LAC Local Area Coverage
LACTOZ Laboratory Studies of Chemistry Related to Tropospheric Ozone
(EUROTRAC)
LAGEOS Laser Geodynamics Satellite
LAMBADA Large Scale Atmospheric Moisture Balance of Amazonia using
Data Assimilation (BAHC/GEWEX)
Landsat Land Remote Sensing Satellite
LANL Los Alamos National Laboratory
LaRC Langley Research Center
LAWS Laser Atmospheric Wind Sounder
LEFI Local Electric Field Instrument
LERTS Laboratoire d'Etudes et de Recherches en Teledetection
Spatiale (France)
LIDAR Light Detection and Ranging Instrument
LIMS Limb Infrared Monitor of the Stratosphere
LIS Lightning Imaging Sensor
LITE Lidar In-space Technology Experiment
LLNL Lawrence Livermore National Laboratory
LOICZ Land Ocean Interactions in the Coastal Zone (IGBP)
LR Laser Retroreflector
LRA Laser Retroreflector Array
LRPT Low-resolution Picture Transmission
LWIR Long-Wavelength (Thermal) Infrared
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m metre
Magsat Magnetic Field Satellite
MAESA Measurements for Assessing the Effects of Stratospheric Aircraft
MAHLOVS Middle and High Latitudes Oceanic Variability Study
MAP Mesoscale Alpine Programme
MAPS Measurement of Atmospheric Pollution from Satellites
mb millibar
Mbps megabits per second
MCC Mission Control Center
McIDAS Man-computer Interactive Data Access System
MCP Meteorological Communications Package, direct broadcast of
operational data
MEPED Medium Energy Proton & Electron Detector
MERIS Medium Resolution Imaging Spectrometer
MESSR Multispectral Electronic Self-Scanning Radiometer
METEOR USSR Operational Weather Satellite
METEOSAT Geosynchronous Meteorology Satellite (ESA)
MeV mega electron volts
MF/MAGNOLIA Magnetic Field Experiment
MHS Microwave Humidity Sounder
MIMR Multi-frequency Imaging Microwave Radiometer
MIPAS Michelson Interferometric Passive Atmosphere Sounder
MISR Multi-angle Imaging Spectro-Radiometer
MIT Massachusetts Institute of Technology
MITI Ministry of International Trade and Industry (Japan)
MLOPEX Mauna Loa Observatory Photochemistry Experiment
MLS Microwave Limb Sounder
mm millimetre
MODIS Moderate Resolution Imaging Spectroradiometer
MODIS-N Moderate Resolution Imaging Spectrometer-Nadir
MODIS-T Moderate Resolution Imaging Spectrometer-Tilt
MOHMATN Met Office Historical night Marine Air Temperature
MOHSST Met Office Historical Sea Surface Temperature
MOPITT Measurements of Pollution in the Troposphere
MOS-1 Marine Observation Satellite (Japan)
MOZIAC Measurement of Ozone on Airbus in-service Aircraft
MPE Mission to Planet Earth
MPI Max Planck Institut (Germany)
MPIA Max Planck Institut für Aeronomie (Germany)
MPIC Max Planck Institut für Chemie (Germany)
MRF Met Office Research Flight
MRI Meteorlogical Research Institute (Japan)
MSFC Marshall Space Flight Center
MSLP Mean Sea Level Pressure
MSS Multispectral Scanner (Landsat)
MSU Microwave Sounding Unit
MST Mesosphere Stratosphere Troposphere (Radar)
MTPE Mission to Planet Earth
MTS Microwave Temperature Sounder
MWIR Medium-Wavelength Infrared
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N2O nitrous oxide
N2O5 nitrogen pentoxide
NACNEMS North American Cooperative Network of Enhanced Measurement Sites
NAD Nitric Acid Dihydrate
NAEI National Atmospheric Emission Inventory (UK)
NAS National Academy of Sciences (US)
NASA National Aeronautics and Space Administration (US)
NASCOM NASA Communications Network
NASDA National Space Development Agency of Japan
NAT Nitric Acid Trihydrate
NBIOME Northern Biosphere Observation and Modeling Experiment
NBIS Northern Biosphere Information System
NCAR National Center for Atmospheric Research (US)
NCC Network Control Center
NCDC National Climatic Data Center
NDSC Network for the Detection of Stratospheric Change
NDVI Normalized Difference Vegetation Index
NERC Natural Environment Research Council (UK)
NESDIS National Environmental Satellite, Data, and Information
Service (NOAA US)
NETC National Environmental Technology Centre (UK)
NH3 ammonia
NH Northern Hemisphere
Nimbus NASA Meteorological Satellites (1 through 7)
NILU Norsk institutt for luftforskning
(Norwegian Institute for Air Research)
NIR Near Infrared
NIST National Institute of Standards & Technology (US)
NIWA National Institute of Water and Atmospheric Research, New Zealand
nm nanometer
NMC National Meteorological Center (US)
NO nitric oxide
NO2 nitrogen dioxide, nitrogen peroxide
NO3 nitrate radical
NOx nitrogen oxides (NO, NO2, NO3)
NOy total active nitrogen
NOAA National Oceanic and Atmospheric Administration (US)
NODS NASA Ocean Data
NODIS NSSDC Online Data and Information System Services System
NORDA Naval Ocean Research and Development Activity
NOSS National Oceanic Satellite System
NPOP NASA Polar Orbiting Platform
NRC National Research Council (Canada)
NRL Naval Research Laboratory
NSC Norwegian Space Center
NSCAT NASA Scatterometer
NSF National Science Foundation (US)
NSIDC National Snow and Ice Data Center (US)
NSSDC National Space Science Data Center (US)
NSTS National Space Transportation System
NWP numerical weather prediction
NWS National Weather Service (US)
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O2 (normal) molecular oxygen O3 ozone Ox odd oxygen (O+O3) OClO chlorine dioxide OCCM Ocean Carbon Cycle Model OCTS Japanese Ocean Color Temperature Scanner ODP Ozone Depletion Potential OECD Organization for Economic Cooperation and Development (Paris) OH hydroxyl radical OLS Optical Line Scanner ONR Office of Naval Research OPS Optical Sensor ORNL Oak Ridge National Laboratory OSSA Office of Space Science and Applications (NASA HQ) OST Office of Science and Technology OSU Oregon State UniversityReturn to Top
PAGES Past Global Changes PBL PCMDI Program for Climate Model Diagnosis and Intercomparison PEM Particle Environment Monitor PI Principal Investigator PMC Pressure-Modulator Cell PMIR Pressure Modulator Infrared Radiometer PMR Pressure Modulator Radiometer POEM Polar-Orbiting Earth Mission (ESA) POEMS Positron Electron Magnetic Spectrometer POES Polar-Orbiting Environmental Satellite POGO Polar-Orbiting Geophysical Observatory POLDER Polarization and Directionality of Reflectances POLES Polar Exchange at the Sea Surface ppb parts per billion ppm parts per million PPR Photopolarimeter Radiometer ppt parts per trillion PR Precipitation Radar PRARE Precise Range and Rate Equipment PRAREE Precise Range and Rate Equipment-Extended Version PRF Pulse Repetition Frequency PSC Polar Stratospheric Cloud PV potential vorticityReturn to Top
QBO Quasi-Biennial OscillationReturn to Top
rms root-mean-square rpm revolutions per minute rss root-sum-square RA Radar Altimeter Radarsat Canadian Synthetic Aperture Radar Satellite RAF Radiation Amplification Factor RAL Rutherford Appleton Laboratory RF Radio Frequency RIS Reflector In Space (laser beam absorption) RMS Royal Meteorological SocietyReturn to Top
SAFARI Southern African Fire-Atmosphere Research Initiative (BIBEX)
SAFIRE Spectroscopy of the Atmosphere Using Far Infrared Emission
SAFISY Space Agency Forum on the International Space Year (1992)
SAGE Stratospheric Aerosol and Gas Experiment (I, II and III)
SAM Stratospheric Aerosol Measurement
SAMS Stratospheric and Mesopheric Sounder
SAO Semi Annual Oscillation
SAR Synthetic Aperture Radar
SARSAT Search and Rescue Satellite
SAT Sulphuric Acid Tetrahydrate
SBUV Solar Backscatter Ultraviolet (radiometer)
SCANSCAT Scanning Scatterometer
SCARABE Scanning Radiation Budget Experiment
SCATT Scatterometer
SCIAMACHY Scanning Imaging Absorption Spectrometer for
Atmospheric Charto (sic)
SCOPE Scientific Committee on Problems of the Environment
SCOR Scientific Committee for Oceanographic Research
Seasat Sea Satellite
SeaStar Spacecraft flying SeaWiFS
SeaWiFS Sea-viewing Wide Field-of-view Sensors second
SEC Science Executive Committee of the IWG
SEM Space Environment Monitor
SERC Science and Engineering Research Council
SESAME Second European Stratospheric Arctic and Middle Latitude Experiment
S-GCOS Space-based Global Change Observation System
SH Southern Hemisphere
SI Solar Influences
SIO Scripps Institution of Oceanography
SIR Spaceborne Imaging Radar
SIR-C Shuttle Imaging Radar-C
SISEX Shuttle Imaging Spectrometer Experiment
SLIES Stratospheric Limb Infrared Emission Spectrometer
SME Solar Mesosphere Explorer
SMM Stratosphere Mesosphere Model
SMMR Scanning Multichannel Microwave Radiometer
SMS/GOES Synchronous Meteorological Satellite/Geostationary Operational
Environmental Satellite
SNR Signal-to-Noise Ratio
SO2 sulfur dioxide
SO4 sulfate radical
SOAPEX Southern Ocean Atmospheric Photochemistry EXperiment
SORG Stratospheric Ozone Review Group
SOLSTICE Solar Stellar Irradiance Comparison Experiment
SPADE Stratospheric Photochemistry, Aerosols, and Dynamics Expedition
SPAN Space Physics Analysis Network
SPARC Stratospheric Processes and their Role in Climate
SPE Solar Proton Event
SPIE Society of Photo-Optical Instrumentation Engineers
SPOT Systeme pour l'Observation de la Terre (France)
SPSO Science Processing Support Office
SRB Surface Radiation Budget
SSALT Solid-State radar Altimeter
SSBUV Shuttle Solar Backscatter Ultraviolet radiometer
SSM/I Special Sensor Microwave/Imager
SST Sea Surface Temperature
STA Science and Technology Agency (Japan)
STE Stratosphere Troposphere Exchange
STEP Stratosphere Troposphere Exchange Project
STERAO Stratosphere-Troposphere Experiments: Radiation, Aerosols, and Ozone
stp standard temperature and pressure
STRATOZ Stratospheric Ozone Expedition
STREAM Stratosphere-Troposphere Experiment by Aircraft Measurements
SUNY State University of New York
SUSIM Solar Ultraviolet Spectral Irradiance Monitor
SWIR Short-Wavelength Infrared
SWIRLS Stratospheric Wind Infrared Limb Sounder
SZA Solar Zenith Angle
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TDRSS Tracking and Data Relay Satellite System TED Total Energy Detector TERSE Tunable Etalon Remote Sounder of Earth TES Tropospheric Emission Spectrometer TGT TDRSS Ground Terminal TIR Thermal Infrared TIROS Television and Infrared Observation Satellite TM Thematic Mapper (Landsat), or Team Member TMI TRMM Microwave Imager TMR TOPEX Microwave Radiometer TOASTE Transport of Ozone and Stratosphere Troposphere Exchange TOGA Tropical Ocean Global Atmosphere TOGA/COARE TOGA/Coupled Ocean-Atmosphere Response Experiment TOMS Total Ozone Mapping Spectrometer TOMUIS 3-D Ozone Mapping with Ultraviolet Imaging Spectrometer TOPEX/Poseidon Ocean Topography Experiment (U.S. -France) TOR Tropospheric Ozone Research (EUROTRAC) TOVS TIROS Operational Vertical Sounder TRACT Transport of Pollutants over Complex Terrain (EUROTRAC) TRMM Tropical Rainfall Measuring Mission (U.S.-Japan) TROPOZ Tropospheric Ozone ExpeditionReturn to Top
US United States
UARS Upper Atmosphere Research Satellite
UCAR University Corporation for Atmospheric Research
UCD University of California, Davis
UCI University of California, Irvine
UCLA University of California, Los Angeles
UCSB University of California, Santa Barbara
UEA University of East Anglia
UGAMP Universities Global Atmospheric Modelling Programme
UHF Ultra High Frequency
UK United Kingdom
UKMO United Kingdom Meteorological Office
UM Unified Model
UNCED United Nations Conference on Environment and Development
(June 3-14, 1992, Rio de Janeiro, Brazil)
UNEP United Nations Environment Program
UNESCO United Nations Educational, Scientific, and Cultural Organization
URGENT Urban ReGeneration and the ENvironmenT
USDA United States Department of Agriculture
USFS United States Forest Service
USGCRP U.S. Global Change Research Program
USGS United States Geological Survey
UTC Universal Time, Coordinated
UTLS Upper Troposphere Lower Stratosphere
UV Ultraviolet
UWERN University WEather Research Network
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VAS VISSR Atmospheric Sounder (GOES) VHF Very High Frequency VIRS Visible Infrared Scanner VIRSR Visible Infrared Scanning Radiometer VIRTEM Validation of IASI Radiative Transfer: Experiments and Modelling VIS Visible VISSR Visible/Infrared Spin-Scan Radiometer (GOES) VNIR Visible and Near Infrared VOC Volatile Organic CompoundReturn to Top
W watt WBDCS Wide-Band Data Collection System WCRP World Climate Research Program WDC World Data Centre (ICSU) WEFAX Weather Facsimile (via geosynchronous weather satellites) WETNET Network for Distribution and Joint Analysis of SSM/I Data (MSFC) WFOV Wide Field of View WHOI Woods Hole Oceanographic Institution WINDII Wind Imaging Interferometer WMO World Meteorological Organization WOCE World Ocean Circulation Experiment WWW World Weather Watch WWW World Wide WebReturn to Top
XIE X-ray Imaging Experiment X-SAR X-band Synthetic Aperture Radar
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