List of Articles Open Access Article Abstract Page Full-Text 1 - Effects of clay nanoparticles added to the bonab landfill soil to reduce the permeability and control of leachate Mohammad Azar-Afza ابراهیم Asghari-Koljahi M.R Mashrafifar Open Access Article Abstract Page Full-Text 2 - Stability Comparison of the Left and right Bank Mass move of LowerSiahbisheh Dam Reservoir ناصر Ebadati مرجان Madanipour S.H Mirzeinali yazdi Open Access Article Abstract Page Full-Text 3 - Selection of a subway support system With Multi Criteria Decision Making Method A.H Rostami هادی Mokhtari حسن Bakhshandeh-Amineh احمد Adib Open Access Article Abstract Page Full-Text 4 - Causes of destruction and instability of deep water wells of Kohgilouyeh KH SHafiei-Motlagh A.R Salemian A.A Afshin Open Access Article Abstract Page Full-Text 5 - Reson of sand production on drinking wells Islamshahr town محمود Salari مجتبی Sayadi Open Access Article Abstract Page Full-Text 6 - Role of bentonite, illite, hematite, zeolite, and calcite in decreasing of heavy metals adsorption by polluted wastewater in Tabriz city رامین Salmasi Mansooreh Mahdavi Alireza Ostadrahimi Open Access Article Abstract Page Full-Text 7 - Study on unnecessary elements in leafy vegetables of polluted farmland to heavy metals at around Shahr-e-Qods بهزاد Sani Open Access Article Abstract Page Full-Text 8 - -- farahnaz fotouhi kavkani Mohammad Ali Riyahi Naser Keshavarz GholamReza Karamali