Alphabetical Listing of Atmospheric Research Center Acronyms
- ISRDB — Incoherent Scatter Radar Data Base
- ISRIC — International Soil Reference And Information Centre
- ISRO — Indian Space Research Organization
- ISS — Integrated Sounding System
- ISS — Information Support Services
- ISS — Institute For Space Studies
- ISSE — Institute For The Study of Society And The Environment
- ISSN — International Standard Serial Number
- ISSS — International Society of Soil Science
- IST — Instrument Support Terminal
- ISTP — International Solar Terrestrial Program
- ISTS — Institute For Space And Terrestrial Science
- ISU — Intermediate Storage Unit
- ISUSS — Integrated Surface And Upper-air Sounding System
- ISWS — Illinois State Water Survey
- ISY — International Space Year
- IT — Information Transport
- IT — Information Technology
- ITC — Information Technology Council
- ITCT — Inter-Continental Transport And Chemical Transformation
- ITCZ — Intertropical Convergence Zone
- ITIR — Imaging Thermal Infrared
- ITIR — Intermediate Thermal Infrared Radiometer
- ITM — Ionosphere-Thermosphere-Mesosphere
- ITO — Independent Test Organization
- ITOS — Improved Tiros Operational Satellite
- ITPR — Infrared Temperature Profile Radiometer
- ITR — Institute Technical Reports
- ITS — Instrument Technical Specification
- ITS/OT — Institute For Telecommunications
- ITU — International Telecommunications Union
- ITVF — Integration
- ITVM — Integration
- ITWIS — Integrated Terminal Weather Information System
- ITWS — Integrated Terminal Weather System
- IUCR — International Union of Crystallography
- IUCRM — Inter Union Commission On Radio Meteorology
- IUE — International Ultraviolet Explorer
- IUGG — International Union of Geodesy And Geophysics
- IUGS — International Union of Geological Sciences
- IUPAB — International Union of Pure And Applied Biophysics
- IUPAC — International Union of Pure And Applied Chemistry
- IUPAP — International Union of Pure And Applied Physics
- IUPS — International Union of Physiological Sciences
- IUTAM — International Union of Theoretical And Applied Mechanics
- IV&V — Independent Verification And Validation
- IVVS — Interactive Verification And Visualization System (RTVS)
- IWC — Ice Water Content
- IWG — Implementation Working Group
- IWGDMGC — Interagency Working Group On Data Management For Global Change
- IWGGCDM — International Working Group On Global Change And Data Management
- IWGMFS — International Working Group On Magnetic Field Satellites
- IWRA — International Water Resources Association
- IWRS — Improved Weather Reconnaissance System
- JAFNA — Joint Air Force NASA Facility
- JAROS — Japan Resources Observation System Organization
- JAS — Journal of The Atmospheric Sciences
- JASIN — Joint Air-Sea Interaction Experiment
- JASON — Group of Physicists At Stanford That Study Various Projects And Are Funded By Government Defense Money
- JAWOP — Joint Automated Weather Observing Program
- JAWS — Joint Airport Weather Studies
- JCAE — Joint Committee On Atomic Energy
- JCL — Job Control Language
- JCP/ PO — Joint Climate Program/Projects Office
- JCS — Joint Chiefs of Staff
- JEC — Joint-Evaluation Committee
- JEFNIC — Jeffco Network Infrastructure Completion Project
- JEM — Joint Environmental Monitoring
- JERS — Japan Earth Remote Sensing Satellite
- JERS-1 — Japanese Earth Resources Sensing Satellite 1
- JES — Job Entry System
- JETDLAG — Part of EUROTRAC
- JFSP — Joint Forecast System Project
- JGOFS — Joint Global Ocean Flux Study
- JGR — Journal of Geophysical Research
- JHU — Johns Hopkins University
- JHWRP — Joint Hawaii Warm Rain Project
- JIC — Joint Implementation Committee
- JICA — Japan International Development Agency
- JICC — Japanese ICC
- JICP/PO — Now JOSS
- JILA — Joint Institute For Laboratory Astrophysics
- JMA — Japan Meteorological Agency
- JMG — Joint Meteorological Group
- JMOF — Joint Meteorological Observing Facility
- JMRNSC — Joint Meteorological Rocket Network Steering Committee
- JMSC — Joint Meteorological Satellite Communication
- JOC — Joint Organizing Committee
- JODC — Japan Ocean Data Center
- JOI — Joint Oceanographic Institutions
- JONSWAP — Joint North Sea Wave Project
- JOSS — Joint Office For Science Support
- JPL — Jet Propulsion Laboratory
- JPOP — Japanese Polar Orbiting Platform
- JPS — Joint Planning Staff
- JSC — Johnson Space Center
- JSC — Joint Scientific Committee
- JSPO — Joint Systems Program Office
- JTA — Job Table Area
- JVNC — John Von Neumann National Supercomputing Center