List of Articles Standard precipitation index (SPI) Open Access Article Abstract Page Full-Text 1 - Monitoring and prediction land use/ land cover changes and its relation to drought (Case study: sub-basin Parsel B2, Zayandeh Rood watershed) Shahin Mohammadi Khalil Habashi Saeed Pormanafi Open Access Article Abstract Page Full-Text 2 - Assessment of the Vegetation Dryness Index Based on Satellite Imagery in Sistan & Balouchestan province kamal omidvar Masoumeh NabaviZadeh Hamid Reza Ghafarian malmiri Ahmad Mazidi