| Acronym | Meaning |
 | ITWS | Integrated Terminal Weather System |
| SVAT | Surface Vegetation- Atmosphere Transfer |
| ISOC | Integrated Science Operations Center |
| ACFM | Alternating Current Frequency Modulation |
| IGU | International Geographical Union |
| NPOESS | National Polar Orbiter Environmental Satellite System |
| GCTE | Global Change And Terrestrial Ecosystems |
| ECN | Energy Research Foundation |
| CCRI | Climate Change Research Initiative |
| TWC | The Weather Channel |
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