| Acronym |
Full name |
Comments |
| E |
Epsilon |
| EAA |
Export Administration Act |
| e-mail |
electronic mail
| any of the myriad ways people exchange messages
via computers |
| EAC |
Employee Activities Committee
| NCAR |
| EAC |
Estimated Cost at Completion |
| EACR |
Environmental Area Characterization Report |
| EAD |
Energy and Air Division (EPA, ORD) |
| EAG |
Environmental Assessments Group |
NCAR, ASP |
| EAG |
Exposure Assessment Group
| EPA, ORD |
| EAO |
Economy Act Order |
| EAR |
Ethics Advisory Review |
| EAR |
Export Administration Regulations |
| EARN |
European Academic Research Network |
| EASDS |
Earth Science and Applications Data System |
| EASOE |
European Arctic Stratospheric Ozone Experiment
|
| EBAM |
electron-beam-accessed-memory |
| EBB |
equivalent blockbody |
Temperature |
| EBCDIC |
Extended Binary-coded Decimal Interchange Code
|
| EBR-II |
Experimental Breeder Reactor II |
| EBUFR |
Enhanced Binary Universal Form |
| EC |
European Community |
| ECA |
Earth-crossing asteroids |
| ECAO |
Environmental Criteria and Assessment Office |
| ECCN |
Export Control Classification Number |
| ECG |
Environmental Coordinating Group |
| ECHAM4 |
European Center HAMburg 4 |
| ECMOP |
Experimental Center for Mesoscale Ocean Predictions
|
INO |
| ECMRWF |
European Centre for Medium-Range Weather Forecasts
|
| ECMWF |
European Centre for Medium-range Weather Forecasting
| A source for some of the model output grids in
the HDS data stream |
| ECN |
Energy Research Foundation, Netherlands |
| ECOD |
Export Control Operations Division
| DOE |
| ECP |
engineering change proposal |
| ECR |
Economic Cleanup Responsibility Act |
| ECR |
engineering change request |
| ECS |
EOSDIS core system |
| ECSA |
Early Career Scientists Assembly
| |
| ECTD |
Emission Control Technology Division
| EPA |
| ECU |
Environmental Crimes Unit
| DOJ |
| EDA |
ecosystem dynamics and the atmosphere |
| EDAS |
Ecosystem Dynamics and the Atmosphere Section |
| EDC |
EROS Data Center
| Sioux Falls, SD |
| EDF |
Exploratory Development Facility |
PROFS |
| EDF/ DER |
Electricit? de France/ Direccion des Etudes et
Recherche |
Chatou, France |
| EDMS |
Electra Data Management System |
| EDP |
Electronic Data Processing |
| EDP |
embedded data processor |
| EDRS |
European Data Relay Satellite |
| EDS |
Environmental Data Service
| NESS/NOAA |
| EDS |
Electronic Data Systems |
| EDUCOM |
| A consortium of industrial organizations and university
computing administrators |
| EEA |
European Environment Agency |
| EEC |
European Economic Community |
| EECF |
Earthnet ERS-1 Central Facility
| ESA |
| EED |
Exposure Evaluation Division
| EPA |
| EEI |
Edison Electric Institute |
| EEID |
EOSDIS External Interface Document |
| EEMD/NV |
Engineering and Energy Management
| Nevada Operations Office |
| EEMOC |
European EMOC |
| EEOC |
Equal Employment Opportunity Commission |
| EEPROM |
Electronically Eraseable and Programmable Read
Only Memory |
| EERL |
Eastern Environmental Radiation Lab |
| EERU |
Environmental Emergency Response Unit |
| EES |
Earth & Environmental Science |
| EESI |
Environment & Energy Study Institute |
| EETFC |
Environmental Effects, Transport, & Fate Committee
|
| EEZSCAN |
Exclusive Economic Zone Scan |
| Ef |
error function |
| EF |
emission factor |
| EFC |
Experimental Forecast Center |
| EFEDA |
European Field Experiment in Desertification-Threatened
Area
| 1991-96 field experiment in semi-arid Spain |
| EFF |
Experimental Forecast Facility
| Created by the NWS |
| EFI |
Enrico Fermi Institute |
| EFT |
Enhanced Forecaster Tools |
| EFNS |
Educational Foundation for Nuclear Science |
| EFTA |
European Free Trade Association |
| EFTC |
European Fluorocarbon Technical Committee |
| EGA |
Enhanced graphics adapter
| An IBM product that expands the graphics capability
of a display terminal |
| EGD |
Effluent Guidelines Division
| EPA |
| EG&G, Inc.
| Formerly Edgerton, Gremerhausen, and Grier |
| EGP
| Exterior Gateway Protocol |
This is not a true routing protocol; it's used
to spread "reachability information" throughout ARPANET. |
| EGS |
European Geophysical Society |
| EGSE |
Electronic Ground Support Equipment |
| EGTF |
Electron Gun Test Facility |
| Eh |
oxidation potential |
| EH |
Assistant Secretary for Environment, Safety, and
Health
| DOE |
| EHF |
extremely high frequency |
30-300 GHz |
| EI |
electron ionization |
| EIC |
Earth Information System |
| EIA |
Energy Information Administration |
| EIA |
Electronic Industries Association |
| EIB |
Environmental Improvement Board
| NM |
| EICC |
emergency information control center
| FEMA |
| EINet |
Enterprise Integration Network |
| EIR |
Eidgenossisches Institut fur Reaktorforschung
| Switzerland |
| EIS |
environmental impact statement |
| EISA |
Extended Industry Standard Architecture |
| EISCAT |
European Incoherent Scatter Radar System |
Kiruna, Sweden |
| EISPACK |
eigensystem package subroutine computing facility
|
| ELCHEM |
Electrified Clouds as Sources of NOx, and O3 |
| ELDO |
European Launcher Development Organization
| Space shuttle programs, 3/73 replaced by ESA, European
Space Agency |
| ELDOME |
Electra Radome |
| ELDORA |
Electra Doppler Radar |
NCAR, RAF |
| ELDORA/ASTERIX |
France-United States collaborative development
of the ELDORA |
| ELF |
extremely low frequency |
30-300 Hz |
| ELGA |
(French) Study of African Squall Lines |
| ELI |
Environmental Law Institute |
| elint |
electronic intelligence |
| ELLWAS |
Enhanced Low-Level Windshear Alert System |
RAP |
| El Ni-o |
The little boy
| brother to La Ni-a |
| ELP |
emission line polarimeter |
| ELP |
Equipment Loan Program
| LANL |
| ELSCAM |
Electra Scalar Measurements |
| ELVD |
Every Launch Vehicle Directorate
| France |
| ELVIS |
ELectromagnetic Very weak Instabilities Saturated
|
| ELVIS |
Export Licensing Voice Information System
| Department of Commerce |
| EM |
Engineering Model |
| EM |
electromagnetic |
| EM |
electromagnetic conductivity |
| EM |
electronic mail |
| EM |
electron microscope |
| EM |
evaluation model |
| EMA |
Electrodynamics of the Middle Atmosphere |
| EMA |
Extended Memory Addressing |
| emacs |
An on-line text editor distributed as part of the
GNU package of UNIX software |
| EMAD |
Equatorial Middle Atmosphere Dynamics
| STEP, Japan |
| EMAP |
Environmental Monitoring and Assessment Program
|
EPA |
| EMC |
Environmental Modeling Center |
one of the National Centers for Environmental Prediction
|
| EMCOM |
Environmental Management Career Opportunities for
Minorities |
| EMCORE |
Environmental Management Center Opportunities Resource
|
| EMDS |
Emergency Management Decision Support system
| the dissemination component of LDAD |
| EMEP |
European Model and Evaluation Program |
| EMEX |
Equatorial Monsoon Experiment |
| EMEX
| Equatorial Mesoscale Experiment |
| Emf |
electromotive force |
| EMF
| Electromagnetic field/force |
| EMG
| Electromagnetic Gravity Data |
| EMI |
electomagnetic interference |
| EMI |
electromagnetic radiation interference |
| EMMP |
Environmental Monitoring and Mitigation Plan |
| EMO |
Elk Mountain Observatory |
| EMO |
Emergency Management Office |
| EMO |
Environmental Management Office |
| EMP |
electromagnetic pulse |
| EMR |
electomagnetic radiation |
| EMR |
electronic mail registration |
| EMRO |
Emergency Management & Response Office |
| EM-Scattering |
electromagnetic scattering |
| EMSES |
Electromagnetic Modeling and Simulation Environment
for Systems |
| EMU |
electromagnetic units |
| EMU |
electromotive unit |
| ENAC |
Energetic Neutral Atom Camera |
| ENACEOS |
Energetic Neutral Atom Camera for EOS |
| ENCAR |
Enclosed Cryopump for Air Sample Recovery |
| ENDEX |
Environmental Data Index |
NOAA |
| ENEA |
Comitato Nazionale per la Ricerca e lo Sviluppo
dell' Energia Nucleare e delle Energie Alternative
| Nuclear Energy and Alternative Energy, Italy |
| ENRI |
Electronic Navigation Research Institute
| Japan |
| ENS |
European Nuclear Society |
| ENSO |
El Ni-o-Southern Oscillation |
| enstrophy |
| mean square vorticity |
| Envisat |
European Environmental Satellite
| |
| EO |
Office of Education and Outreach
| UCAR |
| EO |
ethylene oxide |
| EOB |
Executive Office Building |
| EOC |
Earth Observation Center
| Japan |
| EOC |
EOS Operations Center |
| EOCAP |
Earth Observations Commercialization Applications
Program |
| EODC |
Earth Observation Data Centre
| United Kingdom |
| EOF |
empirical orthogonal function |
| EOFs |
empirical orthogonal functions |
| EO-ICWG |
Earth Observation International Coordination Working
Group |
| EOL |
Earth Observing Laboratory (formerly ATD) |
NCAR |
| EOL |
End of Life |
| EOLE |
The French program like GHOST |
EOLE is not an acronym, the French capitalize projects
because we do, we do because most are acronyms. Eole is the French spelling
for the Greek god of the Winds, Aeolus. |
| Eon |
10 to the 9th years |
| EOP |
Equal Employment Opportunity |
| EOPM |
electro-optic phase modulated |
| EOR |
Emergency Operations Center |
| EORC |
Earth Observation Research Center |
| EORV |
Emergency Operating Records Vault |
| EOS |
Earth Observing System
| NASA, 1991 |
| EOS-A |
first NPOP |
| EOSAT |
Earth Observation Satellite Company |
| EOSDIS |
Earth Observing System Data and Information System
| the data management component of EOS |
| EOSIS |
EOS Information System |
U.S. |
| EOSP |
Earth Observing Scannign Polarimeter |
| EP |
electrical power |
| EPA |
Environmental Protection Agency
| a branch of the Federal government |
| EPAA |
Environmental Programs Assistance Act
| 1984 |
| EPAC |
External Program Advisory Committee
| reviews DOE contracts |
| EPC |
Environmental Forecast Center |
| EPC |
Emergency Planning Commission |
| EPI |
electronic position indicator |
| EPI |
Environmental Policy Institute |
| EPIC |
Engineering Physics Information Center
| ORNL |
| EPIC |
Environmental Photographic Interpretation Center
|
| EPICS |
Energetic Pion Channel and Spectrometer |
| EPICS |
Experimental Physics & Industrial Control System
|
| EPL |
Electron Prototype Lab |
| EPO |
Estuarine Programs Office
| NOAA |
| EPOCH |
European Program on Climatology and Natural Hazards
|
| EPOCS |
Eastern Pacific Ocean Climate Study |
| EPOP |
European Polar Orbiting Platform |
| EPR |
electon paragmagnetic resonance |
EPR Spectrometer |
| EPRI |
Electric Power Research Institute |
Palo Alto, California |
| EPROM |
Electronically Programmable Read Only Memory |
| EqS |
Equatorial scatter |
| ER |
electrical resistivity |
| ERA |
Energy Reorganization Act |
| ERA |
Engineering Research Associates |
| ERAB |
Energy Research Advisory Board |
| ERACF |
Environmental Radiation Ambient Monitoring System
| EPA |
| ERB |
earth radiation budget |
TWERLE |
| ERBE |
Earth Radiation Budget Experiment |
NASA |
| ERBI |
Earth Radiation Budget Instrument |
| ERBS |
Earth Radiation Budget Satellite |
NASA |
| ERC |
Equatorial ring current |
see USERC |
| ERC |
Environmental Research Center |
| ERDA |
Energy Research and Development Administration
|
formerly AEC |
| ERDA |
Energy Research and Development Administration
| formerly AEC |
| ERDC |
Exploratory Research and Development Center |
| DRD&DAA |
Environmental Research, Development and Demonstration
Authorization Act |
| ERDIP |
Experimental R & D Incentives Program |
NSF |
| ERG |
External Review Group
| DOE |
| ERICA |
Experiment on Rapidly Intensifying Cyclones and
Anticyclones |
| ERICA
| Experiment on Rapidly Intensifying Cyclones in
the Atlantic |
| ERL |
Electromagnetic Radiation Laboratory |
| ERL
| Environmental Research Laboratory |
NOAA |
| EROC
| Ecological Rates of Change |
| EROS |
Earth Resources Observation System |
USGS, 1996 |
| ERS |
Earth Remote-Sensing Satellite
| ESA |
| ERS |
element requirements specification |
| ERS |
Earth Resources Satellite
| Europe |
| ERS-1 |
European Remote Sensing Satellite 1 |
(ESA) |
| ERS-II |
European Research Satellite |
| ERS-2 |
European Remote Sensing |
| ERSDAC |
Earth Resources Satellite Data Analysis Center
| Japan |
| ERT |
Environmental Research and Technology, Inc. |
| ERTAQ |
ERT air quality
| model |
| ERTD |
Environmental Research & Technology Division
| EG&G
|
| ERTS |
Earth Resources Technology Satellite |
GARP |
| (Es) |
Sporadic E |
| ESA |
European Space Agency |
1996, replaces ELDO and ESRO |
| ESA |
Endangered Species Act |
| ESA |
Exploratory Shaft Facility
| YMP |
| ESA |
Engineering Support Activity
| U.S. Navy |
| ESAD |
Earth Science and Applications Division |
| ESC |
Engineering Support Center |
| ESCAP |
Economic Social Commission for Asia and the Pacific
| United Nations |
| ESCP |
Earth Sciences Curriculum Project |
| ESD |
Environmental Satellite Data, Inc.
| A company that provides meteorological services
|
| ESD |
Electronic System Division
| U.S. Air Force |
| ESD |
Employment Security Department
| Nevada |
| ESDD |
Earth Science Data Directory |
| ESDI |
Enhanced Samll Device Interface
| high transfer rate hard drives |
| ESDIM |
Earth System Data and Information Management |
| ESDIM |
Environmental Science Data Integration and Management
|
| ESECA |
Energy Supply & Environmental Coordination Act
|
| ESF |
European Science Foundation |
| ESFU |
enhanced standard format unit |
| ESG |
Empirical Study Group
| NCAR |
| Eshp |
effective shaft horse power |
| ESI |
Earth Systems Institute |
Rice University |
| ESID |
EOSDIS Systems interface document |
| ESIG |
Environmental and Societal Impacts Group |
NCAR |
| ESIP |
Earth System Information Partners Federation |
| ESIS |
Earth Science Information System |
| ESIS |
ESA Space Information Systems |
| ESJWG |
Earth Science Joint Working Group |
| ESL |
Earth Sciences Laboratories |
NOAA |
| ESM |
Earth Systems Model |
| ESMF |
Earth System Model Framework |
| ESML |
Earth Science Markup Language |
| ESMR |
Electronically Scanning Microwave Radiometer |
| ESN |
ECS Science Network |
| ESnet |
Energy Sciences Network |
| ESO |
European Southern Observatory |
| ESPIRIT |
European Strategic Programme for R&D in Information
Technology |
| Esr |
electron spin resonance |
| ESRO |
European Space Research Organization |
Noordwyk, Holland, 3/73 replaced by ESA |
| ESS |
Earth System Science |
| ESS |
Engineering Equipment Surveillance System |
| ESSA |
Environmental Science Services Administration |
1996, replaced by NOAA |
| ESSC |
Earth System Science Committee |
NASA |
| ESSC |
Environmental Science Services Administration
| U.S. |
| ESSCO |
Electronic Space Systems Corporation |
| ESSCO
| Environmental Science & Services Corporation |
| ESSIS |
Earth System Science Information System |
| ESSL |
Earth & Sun Systems Laboratory (formerly ATD) |
| ESTAR |
Electrically Steered Thinned Array Radiometer |
| ESTEC |
European Space Research and Space Technology Centre
|
| ESTSC |
Energy Science and Technology Software Center |
| ESTP |
Exploratory Shaft Test Plan |
| esu |
electrostatic unit |
| ET |
evapotranspiration |
| ETA |
| A vendor of supercomputers and associated software
|
| Eta |
A hydrostatic model that employs the eta vertical
coordinate
| NWS/NCEP |
| ETA |
A subsidiary of Control Data Corporation that manufactures
supercomputers |
| ETAG |
Educational Technologies Assistance Group
| A University of Illinois microcomputing facilities
group |
| ETC |
Estimate Time to Complete |
| ETC |
engineering training course |
| ETCE |
Effects of Tropical Convection Experiment |
| ETCO |
External Tanks Corporation |
also known as Space Phoenix |
| ETE |
| abbreviation for estimated time en route |
| ETEC |
Energy Technology Engineering Center
| Canoga Park |
| Ethernet |
| A local area networking hardware system (cables,
connectors, etc.) developed and licensed by Xerox Corporation; accepted
as a standard by IEEE; now manufactured by a wide number of companies |
| ETFSP |
Enhanced Technology Flight Segment Prototype |
| ETG |
Eclipse Task Group |
for the 1973 Solar Eclipse Expedition |
| ETH |
Eidgenossische Technische Hochschule |
Federal Technical High School in Zurich |
| Ethernet |
A network standard for the hardware and data link
levels |
| ETIP |
Experimental Technology Incentive Program |
National Bureau of Standards |
| ETL
| Environmental Technology Laboratory |
NOAA, previously the Wave Propagation Laboratory
|
| ETL
| Energy Technology Programs |
| ETM
| Enhanced Thematic Mapper |
| ETR
| element test review |
| ETS |
Emergency Transponder System |
| EU |
European Union |
| EUCLID |
European Cooperation for the Long Term in Defense
|
| EUCREX |
European Cirrus Research Experimetn
| formerly ICE |
| EUMAC |
part of EUROTRAC |
| Eumetsat |
European Meteorological Satellite |
| EURAM |
European Research in Advanced Materials |
| EUROTRAC |
European Experiment for Transporting and Transforming
Environmentally Relevant Trace Construction in the Troposphere |
| EURATOM |
European Atomic Energy Agency/Community |
| EUREKA |
European Research Cooperation Agency |
| EUV |
extreme ultraviolet
| sometimes given as XUV |
| EV |
Earned Value |
| EVE |
Equilibrium Vegetation Ecology |
| EWE |
Equatorial Winds Experiment |
GAMP project |
| EWF |
Early Warning Form |
| EXAbyte |
Boulder-based computer company |
| EXAMETNET |
Experimental Inter-American Meteorological Rocket
Network |
| EXCEL |
Experimental Chloride Extraction Line |
| EXEC |
Executable program |
| EXOSAT |
European X-ray Observatory Satellite |
| EXPRESSO |
EXPeriment for REgional Sources and Sinks of Oxidants
|
| EXPRS |
EXpendable Probe Receiver System |
