Biomass | 4 - fair | Cloud sensitive.. Index only.. Daylight only. | VIS, NIR and SWIR channels. Biomass inferred from NDVI and LAI |
Cloud cover | 5 - marginal | Daylight only. | VIS and NIR channels |
Cloud optical depth | 3 - high | Low-density cloud only.. Daylight only. | VIS, NIR and SWIR channels |
Cloud type | 5 - marginal | Daylight only. | VIS and NIR channels |
Downward short-wave irradiance at Earth surface | 3 - high | Cloud sensitive.. Highly indirect. | VIS, NIR and SWIR channels |
Earth surface albedo | 5 - marginal | Cloud sensitive. | VIS channels |
Fire fractional cover | 5 - marginal | Cloud sensitive.. Coarse spatial resolution.. Daylight only. | VIS channels |
Fraction of Absorbed PAR (FAPAR) | 3 - high | Cloud sensitive. | VIS channels including Red at 700 nm |
Leaf Area Index (LAI) | 2 - very high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels |
Normalised Difference Vegetation Index (NDVI) | 3 - high | Cloud sensitive. | VIS and NIR channels |
O3 Total Column | 4 - fair | Cloud sensitive.. Daylight only. | UV channels. Ozone lines in the bands around 260 nm (Hartley) and/or 340 nm (Huggins) |
Photosynthetically Active Radiation (PAR) | 3 - high | Cloud sensitive. | VIS channels, range accurately sampled |
Short-wave cloud reflectance | 4 - fair | No specific limitation. | VIS, NIR and SWIR channels |
Snow cover | 2 - very high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels, enabling screening snow from clouds |
Soil moisture at surface | 5 - marginal | Cloud sensitive.. Index only.. Daylight only. | VIS, NIR and SWIR channels. Soil moisture inferred from differential brightness |
Upward short-wave irradiance at TOA* | 4 - fair | Spectral interpolation needed.. Information on BRDF needed. | UV, VIS, NIR and SWIR channels |
Aerosol volcanic ash | 5 - marginal | Cloud sensitive.. Daylight only. | UV, VIS, NIR and SWIR channels |
Aerosol volcanic ash Total Column | 5 - marginal | Cloud sensitive.. Daylight only. | UV (specifically sensitive to ash), VIS, NIR and SWIR channels |
Sea-ice cover | 4 - fair | Cloud sensitive.. Daylight only. | VIS, NIR (for contour enhancement) and SWIR (for discrimination from clouds) channels |