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)
Quantitative assessment and validation of the TM land surface temperature using synoptic weather stations

Nahid Moshtagh; Reza Jafari; Saied Soltani; Nafiseh Ramezani

Volume 74, Issue 3 , December 2021, , Pages 501-511


  Land surface temperature (LST) is an essential parameter in ecological, hydrologic, climatic, and related studies. The objective of this study was to evaluate the performance of Artis and Sobrino algorithms for retrieving LST from 2009 Landsat TM thermal infrared band in Damaneh region of Isfahan province. ...  Read More

Modelling of Suspended Sediment Yield and Determination of Effective Factors on sediment variability in Karoon and Karkhe Watersheds

vahid chitsaz; Aliakbar Nazari Samani; Saeed Soltani; sadat feiznia

Volume 73, Issue 2 , September 2020, , Pages 293-303


  Sediment and erosion are two natural phenomena in watersheds. Due to irregular recording and sampling difficulties, daily data are not available for sediment records. Therefore, decision makers and researchers have to apply interpolating methods to estimated sediment yields. In this study, 30 watershed ...  Read More

Spatial and seasonal variation of PM2.5, PM10 and TSP in surrounding regions of Isfahan city and its relationship with meteorological parameters

Sadat Feiznia; Rabbaneh Roughani; Saeed Soltani

Volume 73, Issue 2 , September 2020, , Pages 393-404


  Particulate matters (PM) has a negative effect on human health especially in industrial and urban areas due to their great potential of reaching the furthest parts of human lungs. Therefore, it is essential to conduct continuous monitoring of PM in order to assess their spatial and temporal trend in ...  Read More

Spatial and Temporal Evaluation of Soil Erosion using RUSLE model Landsat satellite image time series (Case Study: Menderjan, Isfahan)

shahin mohammadi; Hamidreza karimzadeh; saeid pourmanafi; Saeed Soltani

Volume 71, Issue 3 , December 2018, , Pages 759-774


  Soil is one of the most important production factors that has a great impact on human socio-economic life and the process of soil erosion is one of the environmental issues that threatens the environment, natural resources and agriculture. Spatial and temporal information of the soil loss and soil erosion ...  Read More

Externalities of Nomadic Livestock’s Utilization on Khafr-Sivar Rangelands from Water Regulation Perspective

Mohsen Sarshad Ghahfarrokhi; Seyed Alireza Mousavi; Saeed Soltani; Saeed Pourmanafi

Volume 69, Issue 3 , December 2016, , Pages 597-610


  Natural resources are valuable capitals for all nations. Rangelands as the most extensive natural ecosystems in Iran provide numerous services, including fodder production and red meat supply, soil conservation and water regulation. Although uncontrolled exploitation of these resources has imposed much ...  Read More

Monitoring the Effects of Precipitation on Vegetation Cover Changes Using Remote Sensing Techniques in 12 Years Period (Case study: Semirom Isfahan)

Fatemeh Hadian; Reza Jafari; Hossein Bashari; Saeed Soltani

Volume 66, Issue 4 , March 2014, , Pages 621-632


  Because soil moisture condition affects vegetation changes hence, monitoring of drought and vegetation changes are among valuable management tools in these ecosystems. Nowadays, satellite images are used as a low-cost and fast method for vegetation study in different scales. Vegetation change is assessed ...  Read More

Assessment of Present Status of Desertification and Modifying the MEDALUS Model In Segzi Plain of Isfahan

Leila Bakhshandehmehr; Saeid Soltani; Adel Sepehr

Volume 66, Issue 1 , April 2013, , Pages 27-41


  According to the UNCCD definition, “Desertification” is land degradation in arid, semi-aridand dry sub-humid areas resulting from various factors, including climatic variations andhuman activities. It has been recognized as a major economic, social, and environmentalproblem in many countries ...  Read More

Statistical analysis of return period of drought conditions in Isfahan province using the Standardized Precipitation Index

S. Saadati; S. Soltani; S. eslamian

Volume 62, Issue 2 , October 2009, , Pages 257-270

  Drought is universal phenomenon that can occur everywhere and can cause harmful impacts on human beings and natural ecosystems. Thus, it is very important to study drought character ristics part of for water resources management. In this study, the Standardized Precipitation Index (SPI) is used for drought ...  Read More