List of Articles Expose Open Access Article Abstract Page Full-Text 1 - Hierarchal Grouping Strategy with Adaptive Power Tuning in ZigBee Wireless Sensor Networks Mehran Pourmohammad Abdollahi Javad Musevi Niya Payman Mahmoudi Biroun Open Access Article Abstract Page Full-Text 2 - Risk assessment of textile industry on workers exposed to noise pollution (case study: Borujerd Textile Factory) Maryam Mohammadi Roozbahani Parvin Nassiri Ahmadreza Farzaneh Nejad Open Access Article Abstract Page Full-Text 3 - The applicability of the exposed roots of Carpinus Orientalis. for the estimation of soil erosion in Hassan Abad Valley, Mazandaran Province3 viliam bayram zadeh babak shah karam Open Access Article Abstract Page Full-Text 4 - Rural Attitudes toward Climate Change and Adaptation Strategies (Case Study: Hirmand Villagers) Habibollah Sarani Mohsen Hamidian Pour Seyed Hadi Tayebnia