List of Articles زیست¬ Open Access Article Abstract Page Full-Text 1 - Evaluation and analysis of viability in 22 districts of Tehran Metropolis jamal mohammadi Open Access Article Abstract Page Full-Text 2 - Combination model of Tehran metropolis based on infrastructure indicators Hamid reza Varesi jamal mohammadi Open Access Article Abstract Page Full-Text 3 - Investigating the Impact of Border Markets roonak ghaffari Open Access Article Abstract Page Full-Text 4 - The Origin and Application of Flame Retardant Biobased Polymers in Cellulosic Industry mehrnoosh tavakoli ali ghasemian Open Access Article Abstract Page Full-Text 5 - Biostratigraphy and microfacies of the Asmari Formation in Lar anticline (northeast of Gachsaran): biostratigraphical correlation Meysam Barari Kharkeshi Ali Seyrafian Hossein Vaziri-Moghaddam Roohollah Shabafrooz Open Access Article Abstract Page Full-Text 6 - (Biostratigraphy and microfacies of the Asmari Formation in south flank of Mish anticline (northeast of Gachsaran Saber Ahmadi Ali seyrafian Hosyen vaziri-Moghadam Open Access Article Abstract Page Full-Text 7 - The Mediating Role of Travel Motivation and Responsible Behavior with the Relationship between Environmental Attitude and the Sustainable Development of Ecotourism Case: Cities of Mahdishar and Semnan samaneh parsa سید حسن کابلی sakineh jafari