Vegetation Health Indices Products

Expressed in relation to 20-year climatology (see detail)

• VHI – Vegetation Health Index:
  Estimates vegetation health (condition) based on combination of vegetation greenness (Normalized Difference Vegetation Index, NDVI) and temperature (Brightness Temperature, BT).
• VCI – TCI - Vegetation & Temperature Condition Indices:
  Estimate moisture and thermal conditions, respectively, based on NDVI and BT.
• SMN – Smoothed NDVI:
  NDVI without high frequency noise.
• SMT – Smoothed BT:
  BT without high frequency noise.
• Fire Risk Index:
  Index showing if conditions of vegetation are suitable for fire development.