List of Articles Open Access Article Abstract Page Full-Text 1 - Evaluating the efficiency of artificial neural network in prediction of Electrical conductivity of Zarrinehroud River Ali Khoshnazar Touraj Nasrabadi Pouyan Abbasi Maedeh Open Access Article Abstract Page Full-Text 2 - Comparing and ranking methods for monitoring NO2 in the air by using Analytical Hierarchy Process Model Hamideh Samari Jahromi hassan hossein zade asl Open Access Article Abstract Page Full-Text 3 - Some enhancer methods of heavy metals phytoremediation efficiency Mohammad Reza Naderi Abdolrazagh Danesh-Shahraki Rezvan Naderi Open Access Article Abstract Page Full-Text 4 - Safety and Occupational Health Risk Management in construction phase of oil field and presenting Management strategies improve (Case study construction phase of platform's Reheat oil field) Hoda Hosseini Tooraj Dana Reza Arjmandi Iman Shirianpour Open Access Article Abstract Page Full-Text 5 - The estimated cost of the dam water crisis Khorasan plains forbidden and prohibited Fatemeh Rahmani Hosein Ansari Open Access Article Abstract Page Full-Text 6 - A study on Ilam Housewives’ Environmental Approach Maryam Azizi Hossein Mahdizadeh Seyed Mohammad Shobeiri