List of Articles Open Access Article Abstract Page Full-Text 1 - Determination of Nitrate and Nitrite concentrations in Groundwater Resources of Dehgolan City Farzaeh Mohammadzaheri Bagher Safari Zahra2 Bagheri Soheil Sobhanardakani Open Access Article Abstract Page Full-Text 2 - Investigating green environment on human community: Physical activity, body and mental health and reducing accident Maryam Moslehi Mahsa Rafaati Akram Ahmadi Open Access Article Abstract Page Full-Text 3 - Evaluating Visitors’ Satisfaction from Recreational Facilities Quality Using Multicriteria Satisfaction Analysis (MUSA) Samaneh Sarhadi Nasab Ali Reza Mikaeili S. Hamed Mirkarimi Open Access Article Abstract Page Full-Text 4 - Utilization of renewable energy resources in European Union’s Legal System Seyed Abbas Poor Hashemi Loabat Taghavi Azam Parande Motlagh Open Access Article Abstract Page Full-Text 5 - Identification and comparative study of especial industrial wastes using UNEP method, RCRA method, and Iran’s written list: (A petrochemical complex in the western of Iran A case study) Parisa Ahmadi Ahmadi Nematollah Jafarzade Haghighifard Lobat Taghavi Madi Ahmadi moghadam Open Access Article Abstract Page Full-Text 6 - Ability of earthworms in organic wastes management Farzad Mehrjo Mohsen Rastakhiz