| Acronym | Meaning |
 | GCTE | Global Change And Terrestrial Ecosystems |
 | SIM | Solar Interplanetary Model |
 | SSAI | Science Systems Applications Incorporated |
 | BCAPS | Biological Component Of The Air Pollution Studies |
 | NIPR | National Institute For Polar Research |
 | EARN | European Academic Research Network |
 | ARL | Army Research Laboratory |
 | IPCC | Intergovernmental Panel On Climate Change |
 | GEISA | Management And Study Of Atmospheric Spectroscopic Information |
 | SPIE | Society Of Photo-optical Engineers |