| Category | Parameter | Instrument(s) |
| Atmosphere | Aerosols | ATSR-2 |
| Atmospheric Humidity Fields | ATSR/M, GOME, MWR, RA |
| Cloud type, amount and cloud top temperature | ATSR-2, GOME |
| Cloud particle properties and profile | MWR |
| Liquid water and precipitation rate | MWR |
| Ozone | GOME |
| Radiation budget | ATSR-2, GOME |
| Trace gases (excluding ozone) | GOME |
| Atmospheric Temperature Fields | MWR |
| Gravity and Magnetic Fields | Gravity, Magnetic and Geodynamic measurements | RA |
| Land | Albedo and reflectance | ATSR-2 |
| Landscape topography | AMI/SAR/Image, RA |
| Soil moisture | AMI/SAR/Image, AMI/Scatterometer |
| Vegetation | AMI/SAR/Image, AMI/Scatterometer, ATSR-2 |
| Surface temperature (land) | ATSR-2 |
| Multi-purpose imagery (land) | AMI/SAR/Image, ATSR-2 |
| Ocean | Ocean topography/currents | AMI/SAR/Image, RA |
| Ocean surface winds | AMI/SAR/Wave, AMI/Scatterometer, MWR, RA |
| Surface temperature (ocean) | ATSR-2 |
| Ocean wave height and spectrum | AMI/SAR/Image, AMI/SAR/Wave, RA |
| Multi-purpose imagery (ocean) | AMI/SAR/Image, ATSR-2 |
| Snow & Ice | Ice sheet topography | AMI/SAR/Image, RA |
| Snow cover, edge and depth | AMI/SAR/Image |
| Sea ice cover, edge and thickness | AMI/SAR/Image, AMI/Scatterometer, MWR, RA |