Volume 77 (2024)
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)
Quantifying the size of climate change effect on groundwater draw down in arid and semi-arid regions

Hamed Eskandari Damaneh; Gholamreza Zehtabian; Hassan Khosravi; Hossein Azarnivand; Aliakbar Barati

Volume 75, Issue 2 , September 2022, , Pages 227-244


  The present research aims to assess climate change in the Minab plain and its effect on groundwater level variability in the future period. Climate change was explored by the climatic model CanESM2 using the SDSM4.2 software package, and the effect of climate change on groundwater resources was quantitatively ...  Read More

Impact of meteorological drought on vegetation change trends in arid and semi-humid climates (HablehRood Watershed)

Ahmad Gillvare; Gholamreza Zehtabian; Hassan Khosravi; Hossein Azarnivand; Salman Zare

Volume 75, Issue 1 , June 2022, , Pages 103-117


  Due to the importance of vegetation cover in these areas, the aim of this study was to investigate the effect of drought, on vegetation of HablehRood watershed.Initially, NDVI index obtained from MODIS sensor was used to study vegetation cover and then SPI index based on rainfall data of two basins in ...  Read More

Simulation and prediction of climatic components of maximum and minimum temperature using CanESM2 model output in future periods, Case study ؛ Meyme plain, Isfahan province

Sahar Zakeri Anaraki; Gholamreza Zehtabian; Hassan Khosravi; Hossein Azarnivand; Arash Malekian

Volume 74, Issue 2 , September 2021, , Pages 359-372


  Intergovernmental Panel on Climate Change report shows that the world average temperature has increased to 0.6 ° C ± 0.2 ° C in the twentieth century. Therefore, long-term prediction of climate variables and the consideration of measures to mitigate the adverse effects of climate change ...  Read More

Comparison of machine learning models to prioritize susceptible areas to dust production

Serveh Darvand; Hassan Khosravi; Hamidreza Keshtkar; Gholamreza Zehtabian; Omid Rahmati

Volume 74, Issue 1 , June 2021, , Pages 53-68


  The purpose of this study was to compare machine learning models including Support Vector Machine, Classification and Regression Tree, Random Forest, and Multivariate Discriminate Analysis to prioritize susceptible areas to dust production. To determine the dust days, hourly meteorological data of Alborz ...  Read More

Simulation and numerical analysis of dust emission flux using WRF-Chem model and GOCART wind erosion schema (dust storm : 20 to 22 July 2015)

TAYYEBEH MESBAHZADEH; Ali Salajegheh; farshad soleimani sardoo; Gholamreza Zehtabian; Abbas Ranjbar; Mario Marcello Miglietta

Volume 73, Issue 4 , March 2021, , Pages 876-882


  Today, the phenomenon of dust is known as one of the most important natural disasters in arid and semi-arid regions. The long-term effects of this phenomenon on the human health index are referred to as chronic disease. Therefore, studying and identifying the patterns and centers of this phenomenon seems ...  Read More

Assessment the instability and land degradation using fuzzy methods, hierarchical analysis and weighted linear combination (Case study: Bakhtegan watershed, Fars)

Mahroo Dehbozorgi; Mohammad Jafari; Arash Malekian; Gholamreza Zehtabian; seyed rashid fallah shamsi

Volume 73, Issue 2 , September 2020, , Pages 321-335


  In Iran, due to arid and semi-arid weather conditions the optimal use of limited water and soil resources has a particular importance. Land degradation is the result of incorrect policies in land management, which is a prominent example in the Bakhtegan watershed. Human factors, as well as climate changes ...  Read More

Evaluation of the Soil Sustainability Indices in Desert Areas (Case study: Rangeland and Agriculture fields of Semnan)

Kourosh Kamali; Gholamreza Zehtabian; TAYYEBEH MESBAHZADEH; Hosein Shahab Arkhazloo; Mahmood Arabkhedri; Alireza Moghaddam Nia

Volume 73, Issue 1 , June 2020, , Pages 183-198


  The sustainability of soil, especially in fragile ecosystems, is an indispensable indicator of sustainable land management that depends on the physical, chemical and biological properties of the soil. In order to study the soil sustainability in Semnan desert region of farms, gardens and rangelands as ...  Read More

Investigation and comparison of soil nutrients under different land uses and crop patterns (Case Study: Eshtehard)

Shima Javadi; Gholamreza Zehtabian; Mohammad Jafari; Hassan Khosravi; Azam Abolhasani

Volume 72, Issue 4 , March 2020, , Pages 941-950


  The reduction of soil quality and health due to the lack of proper management or land use change in arid and semi-arid regions of Iran has become a major challenge, which affects the nutritional properties of the soil. Regarding to the importance of nutrients in plant growth, the aim of this study was ...  Read More

Investigation of the effect of Haloxylon planted on groundwater resources (Case study: Jafarieh plain Qom)

Bahareh Jebalbarezi; Gholamreza Zehtabian; ِAli Tavili; Hassan Khosravi

Volume 72, Issue 1 , June 2019, , Pages 45-54


  Investigation of the effect of plant community on limited water resources of deserts is an important issue in water resources management. Different species of Haloxylon are compatible with desert condition and can use groundwater resources due to deep roots and proper structural condition. The purpose ...  Read More

The Effect of Vegetation Cover on Microclimate in Dry land Ecosystem (Case Study: Sistan Plain)

Farhad Zolfaghari; Hossein Azarnivand; Hassan Khosravi; Gholamreza Zehtabian; Shahram Khalighi Sigaroodi

Volume 71, Issue 4 , March 2019, , Pages 901-914


  Any Changes in a dry land surface ecosystem will be affected by the climate near the ground or microclimate in the vertical plane. In recent decades' wetland drying cause to reduced vegetation significantly. Assessing Zabol synoptic station statistics shown an increased temperature of this place. It ...  Read More

Assessing the effect of land use changes on groundwater quality and quantity (Case study: west basin of Jazmoryan wetland)

Hamed Eskandari Damaneh; Gholamreza Zehtabian; Ali Salajegheh; Mehdi Ghorbani; Hassan Khosravi

Volume 71, Issue 3 , December 2018, , Pages 563-578


  In this study, the effect of land use changes on groundwater resources as well as monitoring of spatial and temporal changes of groundwater quantitative and qualitative parameters were assessed in west basin of Jazmoryan Wetland. Landsat satellite images of TM 2002 and OLI 2015 sensors by applying of ...  Read More

Evaluation of the climatic variables of Jiroft Plain using HadCM3 model in future periods

saeid barkhori; rasol mahdavi; gholamreza zehtabian; hamid gholami

Volume 71, Issue 2 , September 2018, , Pages 355-366


  The overuse of fossil fuels, population growth and other factors have caused evident changes in the Earth climate. In this study, HadCM3 model was used to evaluate changes in the variables of precipitation, minimum and maximum temperatures at Jiroft plain in future periods. Afterward, climatic variables ...  Read More

Design of Agricultural Ecological and Rangeland Capability Model Using Integrated Approach of FUZZY-AHP (A case study: Eshtehard city)

Pouyan Dehghan; Hossein Azarnivand; Hassan Khosravi; Gholamreza Zehtabian; Alireza Moghaddam Nia

Volume 71, Issue 1 , June 2018, , Pages 11-24


  The excessive reducing capacity of natural resources is one of the most important challenges that human beings have faced it in the last century. Proper land use and land use management based on its ecological potential play an important role in achieving sustainable development. Hence, in order to achieve ...  Read More

Determine the most important criteria and indicators that influence land degradation and desertification

Nooshin Shakerian; Gholamreza Zehtabian; Mohammad Ali Zareh Chahooki; Hassan Khosravi

Volume 70, Issue 2 , August 2017, , Pages 385-398


  Nowadays, land degradation and desertification are serious and complex problems that have turned into a worldwide crisis in the world. Using evaluative systems to study degradation and adopting an appropriate strategy to deal with this phenomenon is necessary and important.  The first step in the ...  Read More

Determining the most important geomorphometric parameters in classification of desert plains with using artificial neural networks and sensitivity analysis

Gholamreza Zehtabian; Hassan Ahmadi; Aliakbar Nazari Samani; amir houshang ehsani; Mahdi Tazeh

Volume 70, Issue 1 , June 2017, , Pages 197-206


  Plains are one of the most important geomorphological units and different parameters have been considered for classification of plain areas. One of most common classifications in natural resources studies in Iran entailing different qualitative and quantitative factors is: bare plains, apandazh plain ...  Read More

Land Use /Cover Change Monitoring and Prediction Using Markov Chain (Case Study: The Abbas Plain)

Kamran Karimi; Gholamreza Zehtabian; Marzban Faramarzi; Hassan Khosravi

Volume 69, Issue 3 , December 2016, , Pages 711-724


  Remote sensing is a key technology for assessing expansion and rate of land cover changes that awareness of these changes as the basic information has a special importance for various programs. In this study, land use changes were examined over the past 24 years, and the feasibility of predicting ...  Read More

Evaluation of Desertification based on climate and water criteria (Case study: Kashan plain)

Reyhaneh Masoudi; Gholamreza Zehtabian; Hassan Ahmadi; Shahram Khalighi sigarudi

Volume 68, Issue 4 , January 2016, , Pages 711-723


  Desertification is a major problem in many countries. International efforts have been considered to combat and prevent this phenomenon. The most important cases of these measures are the United Nations Convention to Combat Desertification. In this study, IMDPA model and GIS were used to assess desertification ...  Read More

Desertification Monitoring in Garmsar plain with Emphasis on Water and Agriculture Criteria

ali azareh; Gholamreza Zehtabian; Aliakbar Nazari Samani; Hassan Khosravi

Volume 68, Issue 3 , October 2015, , Pages 427-439


  In management, the monitoring means systematic collection and storage of data from activities and strategies that provide assessment and report about the overall condition of the study area. In this research, among different existing methods, IMDPA model was selected for monitoring desertification in ...  Read More

LADA method Performance evaluation on soil degradation assessment in the East of Esfahan

Behzad Rayegani; Gholamreza Zehtabian; Hossein Azarnivand; seyed kazem alavipanah; Sayed Jamaleddin Khajeddin

Volume 68, Issue 1 , June 2015, , Pages 109-129


    Soil is one of the main non-renewable natural resources in the world and its degradation is considered as a major threat around the globe because it reduces the productivity capacity of soil variability and makes the environment instable in the long turn. Soil degradation has three different ...  Read More

Assessment of Current Desertification Status using IMDPA and Determination of Effective Factors of Land Degradation (Case Study: Damghan region)

shima nikoo; Hossein Azarnivand; Gholam Reza Zehtabiyan; Hasan Ahmadi; Mohammad Ali Zare Chahouki

Volume 67, Issue 4 , May 2015, , Pages 641-655


  Combating desertification which is a serious threat for the environment and human welfare requires understanding complex issues of this phenomenon using evaluation, awareness of severity of it's processes and determination of it's factors. So here, after recognizing the characteristics of the region ...  Read More

Effects of Agricultural Activities on Land Degradation in the Khatam City

Gholamreza Zehtabian; Hassan Khosravi; Ali Azareh

Volume 67, Issue 1 , May 2014, , Pages 61-72


  Need to Increasing agricultural land in order to improve food resources in the past two centuries recentlead to widespread changes in land use and improper management of these lands. Continue thisprocess can lead to land degradation and desertification, and improve such soils is very costly;Therefore, ...  Read More

Estimation of Agricultural Water Demand of Pomegranate in Charkhab Village of Yazd

Iman Islami; Ali Akbar Mehrabi; Gholam Reza Zehtabian; Mehdi Ghorbani

Volume 66, Issue 1 , April 2013, , Pages 17-26


  Agriculture sector is the main consumer of water in the world. In productive sectors likeagriculture, water is considered as a valuable mediatory commodity or production input.Demand for agriculture water comes from consumers› (agriculture products›) behavior. Thisstudy aims to evaluate ...  Read More

Study of desertification status using IMDPA model with emphasis on water and soil criteria (Case study: Khezr Abad - Elah Abad of Yazd - plain)

E. S. Shokoohi; Gh. R. Zehtabian; A. Tavili

Volume 65, Issue 4 , March 2013, , Pages 517-528


  More than 80% of Iran’s area has arid and semi arid climate. Therefore, Iran is exposed to desertification process. Practical activities in controlling desertification must be based on current desertification situation and its severity. Based on this theory, evaluating desertification rate indices ...  Read More