| Acronym | Meaning |
 | EM | ElectroMagnetic |
| ACRIM | Active Cavity Radiometer Irradiance Monitor (EOS) |
| AOT | Aerosol Optical Thickness |
| GASP | GOES Aerosol Smoke Product |
| NEXRAD | NEXt Generation RADar |
| HZ | Hertz |
| EPA | Environmental Protection Agency (U.S.) |
| MB | Millibar(s) |
| IMG | Interferometric Monitor For Greenhouse Gases |
| MHZ | MegaHertz |
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