List of Articles Open Access Article Abstract Page Full-Text 1 - External costs analysis electricity generation from fossil power plants Massoumeh torki Zahra abedi Open Access Article Abstract Page Full-Text 2 - Assessment of Occupational Stress and Unsafe acts Relationship with Occupational Accidents at the Electrical Workers in an Electricity Power Distribution Management Hadi Negahdari Hashem Negahdari Open Access Article Abstract Page Full-Text 3 - Evaluation and comparative compare PTW system performance in an offshore oil platform Hossein Mirderikvand Parvin Nassiri Nabiollah Mansouri Open Access Article Abstract Page Full-Text 4 - Feasibility study of application of sewage for arti!cial injection of aquifer in the plain of Yazd-Ardakan maryam Morovati masoud Monavari amir hesam Hasani zahra Rosta Open Access Article Abstract Page Full-Text 5 - Determination of the field amount of air pollution and PSI Index in the parking buses in Tehran city Nabi Ullah Mansouri Amir Jamshidi Ghasem Abadi Open Access Article Abstract Page Full-Text 6 - Estimating amount of agricultural residuals useable in wood and paper Industries (case study: Golestan province) Roya Fazli Saeed Kamrani Nooredin Nazarnezhad Open Access Article Abstract Page Full-Text 7 - Spatial distribution of (Ni, Cr, Pb, Cu and Co)in the Surface (Superficial) Soil of Hamadan county with Geostatistic & GIS parisa Farzaneh ali reza Soffianian faramarz Moattar Open Access Article Abstract Page Full-Text 8 - Management of Solid Waste Recycle in Semnan Industrial Estate Mina Goshayeshi Bita Ayati Hossein Ganjidoust dost Open Access Article Abstract Page Full-Text 9 - Land suitability classification for sustainable use in Aq qaleh area siroos Shakeri aziz Moameni