Volume 76 (2023)
Volume 75 (2022)
Volume 74 (2021)
Volume 73 (2020)
Volume 72 (2019)
Volume 71 (2018)
Volume 70 (2017)
Volume 69 (2016)
Volume 68 (2015)
Volume 67 (2014)
Volume 66 (2013)
Volume 65 (2012)
Volume 63 (2010)
Volume 62 (2009)
Analysis of the Concept of Resilience of Social-Ecological Systems in Environmental Hazards of Chaharmahal va Bakhtiari Province

Shahbaz Mehrabi;  Mohammad Reza Yazdani; Mehdi Ghorbani

Volume 75, Issue 1 , June 2022, , Pages 137-152


  Prevention is the most appropriate way to deal with natural hazards. And resilience means maintaining the structure and function of the socio-ecological system in the face of unexpected events, one of the important branches of prevention. Chaharmahal va Bakhtiari province, due to its specific geographical ...  Read More

Comparing the performance of Artificial Neural Network (ANN) to predict the long term Meteorological Drought using Climatic Parameters and teleconnection (case study: South of Qazvin Province)

Fatemeh Maghsoud; Mohammad Reza Yazdani; Mohammad Rahimi; Arash Malekian; ali asghar zolfaghari

Volume 70, Issue 4 , January 2018, , Pages 1015-1030


  Overview, drought is effected an unusual dry period which is enough continued and causes imbalance in the hydrologic status, as depletion of surface water and groundwater resources. The purpose of this research is modeling meteorological drought prediction using Neural Network- Multi layer Perceptron, ...  Read More

Evaluating impact of teleconnection indexes on river flow forecasting(Case study: Hablehrud River Basin)

Mohammad Reza Yazdani; Ali Asghar zolfaghari

Volume 69, Issue 2 , July 2016, , Pages 515-528


  Watershed outflow has influenced by different factors such as climatic, human and physical aspects and this Variability of effective factors can cause complex conditions, difficulty of flow forecasting and it mainly originates by different local and temporal scales of these factors. Also, some remote ...  Read More

Analysis of Policy Network and Organizational Cohesion of the Stakeholders of Natural Resources of Semnan Province

Mehdi Ghorbani; Vahid Jafarian; Mohammad Reza Yazdani; Mahsa Abdolshahnejad

Volume 69, Issue 1 , June 2016, , Pages 155-166


  Achieving integrated natural resource management fundamentally needs effective and coordinatedrelationship, collaboration, and synergy among various actors who have common but differentresponsibilities. In this sense, the foundation of comprehensive and integrated management is notcompatible with centralization ...  Read More