Archivos por etiqueta: eroded areas

Article: Temporal evolution of vegetation activity by multitemporal Landsat imagery

We analyzed the temporal evolution of vegetation activity on various land cover classes in the Spanish Pyrenees for the period 1984 to 2007. Two time series of the normalized difference vegetation index (NDVI) were used, corresponding to March (early spring) and August (end of summer). The series were generated from Landsat TM and Landsat ETM+ images, […]