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)
Dust Source Prioritization with using Statistical models (Case Study: Khorasan Razavi Provience)

Sima Pourhashemi; mehdi boroghani; abolghasem Amirahmadi; MohamadAli Zanganeh Asadi; Mahdi Salhi

Volume 72, Issue 2 , September 2019, , Pages 343-358


  Due to the drought and land use changes in recent years, dust storm phenomenon in Iran has increased. The purpose of this research is to identify and prioritize dust source areas using bivariate models (probability model of event weight and frequency ratio model) in R software environment and determine ...  Read More

Flood frequency analysis based on hybrid regression method for providing regional flood model (Case study: Khorasan Razavi province)

S. H. Hosseini; M. Abbasizadeh; M.R. Khaleghi

Volume 65, Issue 4 , March 2013, , Pages 495-506


  In regions with deficient or no data, it is necessary to apply indirect methods to estimate the peak flow. Regional flood analysis is the most accurate and reliable technique in such cases. One of the regional flood methods for flood analysis in arid and semi arid regions is Hybrid technique, which was ...  Read More