Ataollah Kavian

Ataollah Kavian
Sari Agricultural Sciences and Natural Resources University | SANRU · Department of Watershed Management

Professor

About

158
Publications
47,425
Reads
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1,842
Citations
Introduction
Ataollah Kavian currently works at the Department of Watershed Management, Sari Agricultural Sciences and Natural Resources University. Ataollah does research in Soil and water conservation, Geomorphology, Hydrology and Remote Sensing. Their current project is 'Sediment Quality.'
Additional affiliations
March 2007 - present
Sari Agricultural Sciences and Natural Resources University
Position
  • Professor (Full)
Description
  • Head of faculty.
Education
September 2002 - March 2007
University of Tehran
Field of study
  • Watershed Management- Soil and water conservation

Publications

Publications (158)
Article
Full-text available
Mechanical logging and skid trail construction in mountainous areas are associated with soil compaction and erosion risks. In this research, surface runoff and soil loss were studied at plot scale in different parts of skid trails in the Darab Kola mountain forests (northern Iran) using rainfall simulation experiments (20 min at intensity of 54 mm...
Article
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The aim of this paper is to evaluate the impacts of land use change on soil loss. Soil loss quantified using RUSLE model in Darabkola catchment. Land use maps of 1992, 1998 and 2012 were derived from Landsat Thematic Mapper data. The mean annual soil loss was therefore determined for the years. The results showed open-canopy forest area was decreas...
Article
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The drastic growth of population in highly industrialized urban areas, as well as fossil fuel use, are increasing levels of airborne pollutants and enhancing acid rain. In rapidly developing countries such as Iran, the occurrence of acid rain has also increased. Acid rain is a driving factor of erosion due to the destructive effects on biota and ag...
Article
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Soil and water conservation in natural and cultivated areas is a major concern for humankind. However, there are severe problems with degraded hillslopes due to bare soils in northern Iran, which are one of the most important factors driving land degradation processes. Subsequently, soil erosion, pollutant transport, and/or nutrient impoverishment...
Article
The size of the drops determines soil erosion and runoff rates, and then the fate of ecosystems. Various raindrop measurement techniques and tools have been developed to determine natural and simulated raindrop size distributions and mean drop size. There is a need to improve the procedure to determine the raindrop properties, and this is why we de...
Preprint
Full-text available
Despite advances in artificial intelligence modelling, the lack of soil erosion data and other watershed information is still one of the important factors limiting soil-erosion modelling. Additionally, the limited number of parameters and the lack of evaluation criteria are major disadvantages of empirical soil-erosion models. To overcome these lim...
Article
This study aimed at measuring the effect of vermicompost on soil physical and chemical properties and runoff quality and quantity in agro-ecosystems in Northern Iran. Thus, runoff measurement plots of 1 × 5 m were set up in sloping lands under natural rainfall during 5 months. Runoff quality and quantity, soil properties, and plant growth were meas...
Article
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Natural hazards are diverse and uneven in time and space, therefore, understanding its complexity is key to save human lives and conserve natural ecosystems. Reducing the outputs obtained after each modelling analysis is key to present the results for stakeholders, land managers and policymakers. So, the main goal of this survey was to present a me...
Article
Raindrop size, rainfall intensity and runoff discharge affect the detachment and transportation of soil particles. Among these three factors, the rainfall intensity seems to be more important because it can change other two factors. Storm patterns can be determined by changing the rainfall intensity during the storm. Therefore, the objective of thi...
Article
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Straw mulch cover is one of the most important soil erosion control measures applied to reduce runoff and soil loss in cultivated areas. However, in developing countries such as Iran, without a clear tradition or knowledge about soil erosion control measures, the use of straw mulch is rare, and its impact in the most extended crops is not well unde...
Article
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Predicting the effects of land-use (LU) changes and hydrological processes on a rapidly urbanized catchment using the Markov chain and WetSpa models is the main objective of this research. Hourly hydrometeorological data for 2001-2016, land use maps, a digital elevation model (DEM) and soil texture were used as inputs into the models. The simulatio...
Article
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To improve management and conservation in ungauged catchments in northern Iran, we developed regional models to predict annual runoff and discharge using multi-year time series from 20 gauged catchments in Ardabil, Province. We employed correlation, Ward cluster analysis, and principal component analysis to reduce the total parameter set (69 parame...
Article
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There is an urgent need to implement environmentally friendly agriculture management practices to achieve the Sustainable Goals for Development (SDGs) of the United Nations by 2030. Mediterranean agriculture is characterized by intense and millennia-old tillage management and as a consequence degraded soil. No-Tillage has been widely examined as a...
Article
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It is often reported that simpler models, due to their low parameter requirements, perform better than more complex models. To test this, the current study compared a simple rainfall-runoff model (IHACRES) with a complex watershed model (SWAT). Based on these two approaches, six models were developed for three climatically distinct (arid, semi-arid...
Chapter
Soil erosion is a serious problem affecting most of the countries. This study was carried out in Gorganrood Watershed (Iran), which extends for 10,197 km² and is severely affected by gully erosion. A gully headcut inventory map consisting of 307 gully headcut points was provided by Google Earth images, field surveys, and national reports. Gully con...
Article
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Clarification of suspended load (SL) supply variations at different temporal scales is essential to provide a logical management program. In this study, the SL transport variations were investigated at different time scales in the Marboreh River, Darreh-Takht, Lorestan Province, Iran. The four seasonal, seasonal threshold, annual and land use perio...
Article
Wood‐based mulches are a preferred erosion control material for rehabilitation of degraded lands because they can be made from native wood materials; however, research is needed to verify the effectiveness of new products prior to application. The present study aims to assess the effectiveness of two types of native wood strand mulches from Iran (w...
Article
Soil erosion is a serious problem affecting numerous countries, especially, gully erosion. In the current research, GIS techniques and MARS (Multivariate Adaptive Regression Splines) algorithm were considered to evaluate gully erosion susceptibility mapping among others. The study was conducted in a specific section of the Gorganroud Watershed in G...
Article
One of the management practices to reduce the harmful effects of chemical fertilizers and to protect soil and water resources is applying a combination of organic and chemical fertilizers that can better than using them separately. Therefore, in order to understand and identify the effectiveness of this management practice, it is necessary to exami...
Article
The deterioration of river quality has already become a growing threat to the health of aquatic environments around the world. Hence, a sound temporal and spatial monitoring of water and sediment pollution in rivers is required for effective watershed management. The variability of water parameters (e.g., discharge, velocity, temperature, DO, pH, t...
Article
Understanding landslide characteristics such as their locations, dimensions, and spatial distribution is of highly importance in landslide modeling and prediction. The main objective of this study was to assess the effect of different sample sizes and raster resolutions in landslide susceptibility modeling and prediction accuracy of shallow landsli...
Article
Full-text available
The Simulator of Artificial RaInfall (SARI) rainfall simulator (RS) is a newly designed, constructed and calibrated, portable, two-nozzle RS with low water consumption, accurate measurement, easy management and low cost. The raindrop-size distribution, velocity and mean rainfall intensity were measured. The best rainfall spatial distribution was ac...
Article
Full-text available
Vegetation cover change in all the river basins leads to the changes of hydrologic response, soil erosion and sediment dynamics characteristics. Those changes are often viewed as main cause of anthropogenic and accelerated erosion rates in short term and one of the main reasons of climate change in long term. The effects of vegetation cover changes...
Article
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Abstract The estimation of the amount of water flow through intact soils, sedimentary deposits or compacted soils is one of the most important issues in field operations. Because, the consolidation and dissolution of substances in soil, infiltration rate and surface runoff vary through the time. The aim of this study was to investigate the changes...
Article
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The main objective of this research was to introduce a novel machine learning algorithm of alternating decision tree (ADTree) based on the multiboost (MB), bagging (BA), rotation forest (RF) and random subspace (RS) ensemble algorithms under two scenarios of different sample sizes and raster resolutions for spatial prediction of shallow landslides...
Article
Full-text available
Due to the costs of natural resources projects, detailed studies are necessary, because the lack of positive response of plans will follow the loss of human capital and funds and lack of trust in anchors plan and natural resources departments of residents’ watersheds. The purpose of this research was locating corrective operations and recovery usin...
Article
Full-text available
Due to the lack of necessary equipment for measuring and recording changes in watershed runoff and flood situation after the implementation of corrective actions, using hydrologic models is considered as an efficient tool to assess the undertaken actions and simulate the behavior of the watershed before and after the implementation of these measure...
Article
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Drought is one of the atmospheric phenomena that adverse effects on various sectors environmental, economic and social gradually identified and is tangible and that is the reason it is also called creeping disaster. In this study, droughts zoning for five years consecutive caspian plain with using spi and czi indices with Arc Gis for stations synop...
Article
Full-text available
Vegetation cover change in all the river basins leads to the changes of hydrologic response, soil erosion and sediment dynamics characteristics. Those changes are often viewed as main cause of anthropogenic and accelerated erosion rates in short term and one of the main reasons of climate change in long term. The effects of vegetation cover changes...
Article
Full-text available
The major issues that must be addressed in watersheds is correct estimating threshold from the rainfall events. According to the agricultural leveling land and irrigation and drainage network of study area is exposed to sourounding runoff destruction, so watershed management activities such as design of small-scale water structures, sediment contro...
Article
Soil erosion is a worldwide threat that results in soil degradation, agriculture abandonment and crop yield reduction. There is a need to find methods to survey soil erosion rates in order to improve and develop sustainable land planning. The present study utilizes new approaches based on the Fuzzy set both in designing the problem (through the Fuz...
Article
Full-text available
Introduction Assessment of land use spatiotemporal changes provide valuable data for managers to elaborate plans. Land use change modeling is one of the methods used by planers to manage land use changes. Detection of such changes may help decision makers and planners to understand the factors in land use and land cover changes in order to take eff...
Article
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This research surveyed the effects of land use changes on flow nitrate pollution in the Talar River (northern Iran), using Landsat images of 1991 and 2013 and the Soil and Water Assessment Tool (SWAT). The results indicated that forest areas decreased by 14.9% and irrigated crops, dry land farming areas, range lands and residential areas increased...
Article
Full-text available
Soil erosion is one of the most serious environmental issues in the world. The use of vegetative buffer strips is an effective strategy to reduce surface water pollutions as well as soil erosion. The present research has been conducted with aim to study the efficiency of buffer strips in runoff volume and sediment control using experimental plots....
Article
Full-text available
Soil erosion is one of the key challenges in soil and water conservation. Vegetation that covers soil and organic and inorganic mulch is very useful for the control of erosion processes. This study examined treatment with wheat residual (as agriculture mulch) on infiltration, time to runoff, runoff coefficient, sediment concentration and soil erosi...
Article
Due to the costs of natural resources projects, detailed studies are necessary, because the lack of positive response of plans will follow the loss of human capital and funds and lack of trust in anchors plan and natural resources departments of residents’ watersheds. The purpose of this research was locating corrective operations and recovery usin...
Article
Full-text available
Nowadays, soil and water conservation is one of important methods for the natural resources management. There are several ways to do this. One of these methods is the use of organic mulches. In this research, the effect of Agropyron elongatum residueon runoff and soil loss were examined in three cover percentages (0, 30 and 70%) with diameters 4 cm...
Article
Full-text available
Assessment of land use spatio-temporal changes presents the perfect data for managers to elaborate plans. Land use change modeling is one of the methods used by planers to manage land use changes. The present study aims to predict land use changes using logistic regression and Markov chain model in Haraz watershed. Land use maps of the study area w...
Article
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In order to controlling and reducing water pollution of surface water and measures to reduce these emissions require environmental programs at watershed scale and also to ensure the costeffectiveness of such programs, the first stage is determining critical areas that produce polluted runoff. Process-based hydrological models are useful tools for s...
Article
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Erosion and sedimentation as a serious phenomenon in Iran and the diversity of its affecting factors caused empirical methods be applied which were primarily developed for the other regions of the world. These methods were developed based on the number of affecting on the above mentioned phenomenon. Soil erosion causes soil fertility reduction; sed...
Article
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Haraz River is one of the most important rivers in Iran, which has been faced with successive inappropriate land use changes and environmental degradation practices in recent decades. In this way, the impact of land use changes on stream flow generation, evaporation and hydrological processes of the Haraz basin has been studied. Land use maps for t...
Article
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Quality of river varies widely depending on the land use in the catchment and environmental factors. Many rivers in developing countries are unhealthy because they contain harmful physical, chemical and biological agents. Zanjanrud River, located in Zanjan Province, Iran, where recently faced human intervention needs a regular monitoring from upstr...
Article
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In this research was assessed the climate change in 2011-2030 periods with A2 emission scenario by using of AOMCM models and uncertainty related that for this purpose were utilized of 6 models in Rineh and Baladeh stations. Climate change is effective on, river flow shortages, floods, and the declining water system that with predicting the climate...
Article
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In recent years, nonpoint source pollutions, caused mostly by surface runoff, have become a subject of interest. Vegetative buffer strips contain a special plant species being passed by the flow before getting into the water bodies. The main aim of the present study is to evaluate the impact of three different types of vegetative buffer strips to r...
Article
Full-text available
Obtaining information about relative importance of sediment sources and their contributions on sediment production and thus identification of on-site critical areas is required for implementing soil and water conservations and sediment control programs. For this reason, in this study 35 geochemical tracers and organic carbon were measured in 45 sam...
Article
Full-text available
The main objective of this study is to investigate potential application of frequency ratio (FR), weights of evidence (WoE), and statistical index (SI) models for landslide susceptibility mapping in a part of Mazandaran Province, Iran. First, a landslide inventory map was constructed from various sources. The landslide inventory map was then random...
Article
Full-text available
Produced ash and coal from fire influence the soil and few studies about these effects are available. Then this study performed to investigate the effect ash and coal on hydrological, physical and chemical soil properties in Charat rangeland that had a history fire formerly. Systematic-random sampling was implemented in two plant types Astragalus g...
Article
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Background: Soil salinization is a world-wide land degradation process in arid and semi-arid regions that leads to sever economic and social consequences. Materials and Methods: We analyzed soil salinity by two statistical linear (multiple linear regression) and non- linear (artificial neural network) models using Landsat OLI data in Agh-Ghala plai...
Article
Full-text available
Vegetative buffer strips include a special plant being passed by the flow before entering the waterbodies; so, it causes runoff volume reduction, accumulated pesticides and other pollutants of the flow by infiltration, uptake and sediment deposition. The present study has been conducted with aim to evaluate and comparing the impact of vetiver grass...
Article
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Infiltration plays an important role in surface and subsurface hydrology and is a key factor in the whole rain fall-run off equations. This research was carried out Behshahr- Galugah coastal plain. With attention to most agricultural crops of region are grown in this plain and the importance of water permeability in soils, permeability studies in t...
Article
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Since fire effects on soil properties, awareness about effects of fire on soil is important for fire management. This study was carried out to investigate effects of fire on hydrological, physical and chemical properties of soil in Charat rangeland of Savadkuh. Sampling was performed in two plant types Astragalus gossypinus and Artemisia aucheri, 1...
Article
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The accuracy and reliance increase and consequently reduction of uncertainty of spatial prediction maps of environmental hazards including landslides is one of the challenges facing with in such studies Therefore, the objective of this research is to introduce a hybrid model of data mining algorithm named Random Forest (RF)-Random Subspace (RF-RS)...
Article
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The soil bioengineering is an applied science that it is the composition of structural, biological and environment concepts for soil erosion, Sediment and flood control. Biotechnical engineering techniques rely on biological knowledge to build geotechnical and hydraulic structures and to secure unstable slopes and banks. The largest enhancement in...
Article
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Few studies have been conducted for susceptibility of rock falls in mountainous areas. In this study, we compare and evaluate rock fall susceptibility mapping using bivariate statistical [weight of evidence (WoE)], analytical hierarchy process (AHP) and frequency ratio (FR) methods along 11 km of a mountainous road in the Salavat Abad saddle in sou...
Article
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The modeling can provide a quantitative approach and consistency in the estimation soil erosion and sediment yield by a wide range of conditions. In this study, the integration method of revised universal soil loss equation model, geographic information system and remote sensing techniques were used in order to identify the spatial distribution of...
Article
Full-text available
Infiltration plays an important role in surface and subsurface hydrology and it is a key factor in the rainfall and runoff equations. The use of new approaches that have no limitations of common theoretical and empirical methods to determine infiltration relationships, will minimize the necessity of time consuming and costly experiments to determin...