Optional Extension Lessons Introduction Word (1.1 MB) .RTF (7.6 MB) Create NDVI: Studying Vegetation from Space Word (2 MB) .RTF (15.5 MB) Aerial Photography InterpretationÊ Word (1.8 MB) .RTF (6.3 MB) Create ΔNDVI or Vegetation Loss/Growth CalculationÊÊ Word (1.6 MB) .RTF (18.5 MB) Vegetative ChangeÊÊÊÊÊ Word (11.2 MB) .RTF (44.4 MB)             |Lessons | Optional Extension Lessons | Appendices | Support Documents |