List of Articles Open Access Article Abstract Page Full-Text 1 - Application of GIS and AHP in Waste Disposal Site Selection (Case Study: Chqabl City) Siamak Baharvand Salman Soori Open Access Article Abstract Page Full-Text 2 - Hydrogeochemical evaluation, groundwater quality and arsenic concentration of Sirjan plain using GIS and AqQa softwares fahime ebrahime moghadam Ahmad Abbasnejad Open Access Article Abstract Page Full-Text 3 - Estimation of specific sedimentation status of formations using water discharge and sediment of Mamlu hydrometric station in Damavand Drainage basin Keyvan Ahzan Open Access Article Abstract Page Full-Text 4 - Environmental impact assessment of Forumad Chromite Mine in Sabzevar Sahar Tabibian Open Access Article Abstract Page Full-Text 5 - Evaluation of Drinking Water Quality in Hashtrood Area Using Hydrochemical Parameters with Environmental Approach Fazel Khaleghi Open Access Article Abstract Page Full-Text 6 - The Investigation of river sediments heavy metals Pullutants with Geoaccumulation Index , Pollution Coefficient and Analysis of the main component (case study: Jajrooad in the range of pardis city) Alireza Niknam Bojandi Farahnaz Karimzaheh Masoumeh Sohrabi Mulla Yosefi