| Acronym | Meaning |
| CATI | Colorado Advanced Technology Institute |
| MM | Milli Mole |
| EUROTRAC | European Experiment For Transporting And Transforming Environmentally Relevant Trace Construction In The Troposphere |
| SCS | Soil Conservation Service |
| PDE | Partial Differential Equation |
| ESA | European Space Agency |
| MTM | Mechanical Test Model |
| NDVI | Greeness Index From Satellites |
| AGU | American Geophysical Union |
| UT / LS | Upper Troposphere/ Lower Stratosphere |