| Acronym | Meaning |
![](file.png) | IWGGCDM | International Working Group On Global Change And Data Management |
![](file.png) | IWGMFS | International Working Group On Magnetic Field Satellites |
![](file.png) | IWRA | International Water Resources Association |
![](file.png) | IWRS | Improved Weather Reconnaissance System |
![](file.png) | JAFNA | Joint Air Force NASA Facility |
![](file.png) | JAROS | Japan Resources Observation System Organization |
![](file.png) | JAS | Journal Of The Atmospheric Sciences |
![](file.png) | JASIN | Joint Air-Sea Interaction Experiment |
![](file.png) | JASON | Group Of Physicists At Stanford That Study Various Projects And Are Funded By Government Defense Money |
![](file.png) | JAWOP | Joint Automated Weather Observing Program |
![](file.png) | JAWS | Joint Airport Weather Studies |
![](file.png) | JCAE | Joint Committee On Atomic Energy |
![](file.png) | JCL | Job Control Language |
![](file.png) | JCP/ PO | Joint Climate Program/Projects Office |
![](file.png) | JCS | Joint Chiefs Of Staff |
![](file.png) | JEC | Joint-Evaluation Committee |
![](file.png) | JEFNIC | Jeffco Network Infrastructure Completion Project |
![](file.png) | JEM | Joint Environmental Monitoring |
![](file.png) | JERS | Japan Earth Remote Sensing Satellite |
![](file.png) | JERS-1 | Japanese Earth Resources Sensing Satellite 1 |
![](file.png) | JES | Job Entry System |
![](file.png) | JETDLAG | Part Of EUROTRAC |
![](file.png) | JFSP | Joint Forecast System Project |
![](file.png) | JGOFS | Joint Global Ocean Flux Study |
![](file.png) | JGR | Journal Of Geophysical Research |
![](file.png) | JHU | Johns Hopkins University |
![](file.png) | JHWRP | Joint Hawaii Warm Rain Project |
![](file.png) | JIC | Joint Implementation Committee |
![](file.png) | JICA | Japan International Development Agency |
![](file.png) | JICC | Japanese ICC |
![](file.png) | JICP/PO | Now JOSS |
![](file.png) | JILA | Joint Institute For Laboratory Astrophysics |
![](file.png) | JMA | Japan Meteorological Agency |
![](file.png) | JMG | Joint Meteorological Group |
![](file.png) | JMOF | Joint Meteorological Observing Facility |
![](file.png) | JMRNSC | Joint Meteorological Rocket Network Steering Committee |
![](file.png) | JMSC | Joint Meteorological Satellite Communication |
![](file.png) | JOC | Joint Organizing Committee |
![](file.png) | JODC | Japan Ocean Data Center |
![](file.png) | JOI | Joint Oceanographic Institutions |
![](file.png) | JONSWAP | Joint North Sea Wave Project |
![](file.png) | JOSS | Joint Office For Science Support |
![](file.png) | JPL | Jet Propulsion Laboratory |
![](file.png) | JPOP | Japanese Polar Orbiting Platform |
![](file.png) | JPS | Joint Planning Staff |
![](file.png) | JSC | Johnson Space Center |
![](file.png) | JSC | Joint Scientific Committee |
![](file.png) | JSPO | Joint Systems Program Office |
![](file.png) | JTA | Job Table Area |
![](file.png) | JVNC | John Von Neumann National Supercomputing Center |