Khalil Valizadeh Kamran

Verified

Khalil verified their affiliation via an institutional email.

Learn more

Verified

Khalil verified their affiliation via an institutional email.

Learn more

• Professor
• Head of Remote sensing and GIS Department at University of Tabriz

Climate change is predicted to impact crop production and food security, with increased risks of pest infestations and crop failures. Using proximal climate variables and maximum entropy (MaxEnt) model, this research predicts the current and future potential distribution of Fusarium Head Blight (FHB), a significant disease affecting wheat and barle...

This study investigates the identification and analysis of dust sources using satellite imagery and synoptic meteorological data, focusing on a significant dust event originating from Syria on September 1, 2015. Visual interpretation of satellite images, complemented by the Brightness Temperature Difference (BTD) index, confirmed the accuracy of du...

Understanding and analyzing vegetation change is crucial for climate change, ecological change, and drought monitoring. As drought conditions become catastrophic, there is a need for accurate and timely information on vegetation conditions and health and its possible evolution in the near future to minimize risk. In recent years, artificial intelli...

Wetlands provide essential benefits, including flood control, water quality enhancement, shoreline erosion prevention, natural resource conservation, recreational opportunities, and esthetic value. However, climate change and human activities have recently posed significant threats to these ecosystems. To address this issue, we employed an integrat...

Climate change has led to an increase in fire frequency in some areas on Earth. Satellite-derived spectral indices such as the Burn Area Index (BAI), the Normalized Burn Ratio (NBR), and their various derivatives are important for monitoring fires. The Burn Area Index for Sentinel-2 (BAIS2), which relies on the spectral bands of Sentinel-2, has a l...

The change in land use and land cover affected by the rapid expansion of urbanization and population growth in recent decades has created challenges such as carbon emissions in densely populated urban areas. Green infrastructures, such as urban agriculture, are significanting with the challenges above and promoting urban ecological resilience. In t...

In recent decades, rapid urbanization and population growth have posed significant challenges for densely populated urban areas, particularly concerning land use/land cover (LULC) changes. This research focuses on the metropolitan area of Tabriz, Iran, evaluating the impact of ecological spaces on ecosystem services related to habitat quality throu...

Governments adopted the policy of increasing accumulation in cities in order to maximum use of desired lands of city districts and to prevent from city buildings in the environment created subsequent to the horizontal city developments. One of the basic foundations that must be evaluated while the population accumulation of capability increase, is...

Land cover and land use is one of the basic and complex issues in the changes of the world. The aim of the current study is to downscaling the MODIS land cover product with poor spatial resolution to the medium spatial resolution of Landsat (7, 8) 30 meters of Tabriz city in the online processing system of Google Earth Engine. The results show that...

Dust storms pose significant risks to humans and the environment. For this reason, it is necessary to highlight the vulnerable areas by examining the correlation between the identified dust sources and various Geo-environmental factors. Hence, in this study, a comparative analysis of four hybrid deep learning models was performed for mapping sensit...

Urban green spaces are one of the most important indicators of the mental and physical health of people in cities. In addition, it is one of the city's most pressing needs in the ecological catchment area and an essential component of a healthy urban environment, the use and development of which, according to research, can also contribute to the ec...

Land use patterns have a large impact on biodiversity in ecosystems. As a proxy for biodiversity research, measuring habitat quality and habitat degradation will provide a scientific foundation for ecological protection and land resource management, especially in ecologically fragile regions. Based on land-use data (Sentinel-2 MSI) covering 2023 fr...

The presentation is about the urgent need to tackle environmental pollution and global warming, citing a projected 50% rise in energy consumption by 2050. It highlights the Middle East's solar energy potential, where 12 countries account for only 0.78% of global capacity. Utilizing decision-making methods and GIS, the study evaluates solar plant si...

Keywords Abstract Box model AQI PM2.5 PM10 Geospatial map Currently, air pollution has become one of the most important risks facing us because of its negative health effects. This study aims to evaluate air pollution in the city of Kirkuk, as the city is considered at the forefront of Iraqi cities in terms of air pollution. Two types of data were...

Air pollution as a result of desertification and dust transportation is one of the critical environmental challenges in the arid and semi-arid regions. Urmia Lake, the largest inland lake of Iran has lost most of its water over the past 2 decades. The lake bed is known as one of the aerosol pollution sources in the northwestern Iran. Although recen...

In this study, the Modified Dubois Model semi-empirical model with Topp’s model is used to retrieve soil moisture. It involves retrieving the backscattering coefficient from SENTINEL-1 datasets to derive the surface roughness and soil moisture conditions. Firstly, In the Ardabil Plain region, The extracted backscattering for band c sentinel images...

This study examines the solar energy potential of 12 Middle Eastern countries and evaluates their performance in harnessing this renewable resource. Environmental concerns, such as rising energy consumption and global warming, underscore the urgency to prioritize sustainable energy solutions like solar power. The research employs a comprehensive ap...

In this article, we studied the upwelling phenomena observed in the surface waters of the Caspian Sea. Studying upwelling is crucial for understanding and managing the complex interactions between the ocean, climate, and marine life, with implications for both environmental conservation and human well-being. To accomplish this, we utilized data fro...

Fossil fuel emissions have caused immense harm to the environment, making renewable energy sources like solar power essential. However, finding the optimal location for a solar power plant requires multi-criteria decision analysis (MCDA) due to various factors influencing the selection process. This study used the AHP method to weigh criteria such...

Water resources management, especially irrigation practices, is heavily reliant on reference evapotranspiration (ET0). ET0 is the rate of evaporation and transpiration from a standard reference surface with a presumed surface resistance of 70 s.m-1, the height of 0.12 m and an albedo of 0.23. Penman-Monteith FAO-56 (P-M FAO-56) approach is the most...

Evapotranspiration is a crucial process in the Earth's water and climate cycle, responsible for transforming water from liquid to water vapor. This transformation plays a vital role in the global water cycle and has a significant impact on the climate, weather patterns, and precipitation in various regions. In this study, actual evapotranspiration...

دمای سطح زمین یکی از پارامترهای حیاتی در مطالعات تغییرات اقلیمی است. ارزیابی دقیق این پارامتر، برای تحقیقات مرتبط با تغییرات اقلیمی و تأثیرات آن بر محیط زیست مفید است. هدف از این تحقیق، بررسی همبستگی بین دمای سطح زمین به¬دست آمده از تصاویر ماهواره‌ای (مادیس و لندست8) با دمای هوا و دمای خاک اندازه¬گیری شده در ایستگاه هواشناسی است. منطقه مورد مطالعه،...

Fossil fuel emissions have caused immense harm to the environment, making renewable energy sources like solar power essential. However, finding the optimal location for a solar power plant requires multi-criteria decision making (MCDM) due to various factors influencing the selection process. This study used the AHP method to weigh criteria such as...

In order to manage water resources effectively, satellite images provide important indicators. It is critical for water resources management to be able to estimate reference evapotranspiration with high degree of accuracy. As a result, estimating ET0 with high accuracy using remote sensing indicators is an important advance in this field. So, the p...

Over the past few years, the effects of global warming have become more pronounced, particularly with the melting of the polar ice caps. This has led to an increase in sea levels, which poses a threat of flooding to coastal cities and islands. Furthermore, monitoring and analyzing changes in water levels has proven effective in predicting natural d...

Water resource management relies on accurate estimations of evapotranspiration (ET0). Moreover, the use of satellite images is often an effective method of compensating for the lack of reliable weather data. It is typically necessary to interpolate remotely sensed vegetation indexes into daily scales when estimating daily ET0 from remote sensing da...

Abstract Introduction Aland Chai basin which is located in Khoy County and North West of Iran is one of the high erodibility susceptibility basins due to its unique topographic location and receiving appropriate rainfall throughout the year, especially in spring. The primary purpose of the present study is to investigate and analyze the role of hy...

In order to better manage natural, man-made ecosystems, long-term planning can help environmentalists and natural resource managers make a more informed decision. The aim of this study is to identify the key factors influencing land use change in Fandoglu forest region with a futuristic approach. It was designed and provided to experts with dimensi...

Estimating reference evapotranspiration (ET0) is a fundamental requirement of agricultural water management. However, the lack of necessary meteorological data makes it difficult to estimate ET0 using the FAO-Penman-Monteith equation wider areas. Therefore, this research examines the estimation of daily reference evapotranspiration using MODIS Land...

1. Introduction Accurate estimation of reference evapotranspiration (ET0) is essential in water management in the agricultural sector, especially for arid and semi-arid climates. ET0 plays a vital role in the water and energy cycle and is an essential link between ecological and hydrological processes. Therefore, accurately estimating ET0 is a majo...

Fossil fuel emissions have caused immense harm to the environment, making renewable energy sources like solar power essential. However, finding the optimal location for a solar power plant requires multi-criteria decision making (MCDM) due to various factors influencing the selection process. This study used the AHP method to weigh criteria such as...

Today's world is the world of information and their optimal management. Since most of the decisions taken by managers and planners in various civil and environmental projects are somehow related to a specific location and situation and in fact have the nature of a reference location, therefore the existence of accurate, reliable and timely geograph...

Monitoring and investigation of land use changes in forest areas provides acceptable information for efficient management of these resources. Also, taking care protecting natural resources requires awareness of the conditions and how to change different land uses. Therefore, the purpose of this research is to evaluate the change of forest use in th...

In the beginning of spring, floods are the most important geomorphic hazards in Iran, destructing propertiesas and human lives. Aland Chai basin, located in Khoy County (northwest Iran), is also known as one of the basins with high potential for flood hazard due to its special geographical situation. This study tried to model spatial variation in f...

Mangrove forests are considered one of the most complex and dynamic ecosystems facing various challenges due to anthropogenic disturbance and climate change. The excessive harvesting and land-use change in areas covered by mangrove ecosystems are critical threats for these forests. Therefore, the continuous and regular monitoring of these forests i...

The main purpose of this study is to estimate the water requirement of crops such as wheat, barley, alfalfa, lentils, and chickpeas in the northern half of Ardabil province, Iran. For this purpose, remote sensing methods such as SEBAL (Surface Energy Balance Algorithm for Land) and SEBS (Surface Energy Balance System) were used, and the results wer...

Accurate estimation of reference evapotranspiration (ET0) is essential in water management in the agricultural sector, especially for arid and semi-arid climates. ET0 plays a vital role in the water and energy cycle and is an essential link between ecological and hydrological processes. Therefore, accurately estimating ET0 is a major issue for unde...

Agricultural water management, crop modeling, and irrigation scheduling are all dependent on the accurate estimation of reference evapotranspiration (ET0). A satellite image can also compensate for the lack of reliable weather information. So, in this study, stochastic gradient descent (SGD) has been implemented for optimizing multilayer perceptron...

در جهان امروز رابطه جامعه انسانی و محیط طبیعی تحت تأثیر پديده شهرنشینی و توسعه شهری قرار گرفته است. پديدهايی که دارای خصلت جهانی و کلی بوده و دائما رو به افزايش میباشد. شهرنشینی و توسعه شهری را بدون شک، يکی از جنبههای ويژه در تمدن جديد میدانند رشد فیزيکی شهرها میتواند پیامدهای زيست محیطی، اقتصادی و اجتماعی متعددی بدنبال داشته باشد. تغییر کاربری...

Mangrove forests in Iran are among the complex and productive ecosystems because these types of forests directly and indirectly play a significant role for humans and the environment. This study developed a parallel land cover classification method to identify mangrove forests (mangrove forests) in southern Iran using high-resolution (~ 10 m) optic...

Evapotranspiration is one of the main components of water balance and its accurate estimation is of great importance in planning and optimizing water consumption. In this study, therefore, it was tried to calculate the actual evapotranspiration rate of wheat crop in the Pars Abad section of Moghan plain, northwestern Iran, which is one of the main...

At the end of 2019, the world became infected with the Covid-19 virus. In Iran, public places were declared quarantined and closed due to policy-making and social distancing. Land surface temperature is an important variable for the environment. The purpose of this study is to compare the LST extracted from Landsat 8 images in the new GEE for Asalu...

Motivated by the lack of research on land cover and dust activity in the Middle East, this study seeks to increase the understanding of the sensitivity of dust centers to climatic and surface conditions in this specific region. In this regard, we explore vegetation cover and dust emission interactions using 16‐day long‐term Normalized Difference Ve...

Remote sensing Night time DMSP/OLS VIIRS Night light observations through remote sensing allow us to make accurate measurements of the location of human activities, so we can in various fields such as urban tracking and economic dynamism, conflict assessment and armed incidents, fisheries study, emission assessment They used greenhouse gases and en...

Land-use change processes present a variety of trajectories depending on local conditions, the ‎regional context, and external forces. Uncontrolled and imprudent alteration of the Land-Cover and Land-Use Change (LCLUC) brings about serious problems in terms of environmental damages. Taking ‎the scale of the LCLUC changes into account, remote sensin...

Keywords Abstract Scenario Wizard Key factors MICMAC Land Change Use Forest Fandoqhlo The purpose of this research is to identify the key factors affecting the land use that changes in the forest area of Fondoghlo. At the beginning of the research, 19 factors are designed in forest that use in various economic, social, natural and political dimensi...

In this paper, we aim to compare the suitability of Sentinel-2 and Landsat 8 OLI images for detecting and mapping soil salinity distribution (SSD) using a deep learning convolutional neural network (DL-CNN) approach. We first identified and selected six SSD predisposing variables to train the models. These variables are the normalized difference ve...

In this paper, we aim to compare the suitability of Sentinel-2 and Landsat 8 OLI images for detecting and mapping soil salinity distribution (SSD) using a deep learning convolutional neural network (DL-CNN) approach. We first identified and selected six SSD predisposing variables to train the models. These variables are the normalized difference ve...

In the Drastic model, the vulnerability index was obtained from 57 to 165, which is in the descriptive division into classes without risk to high risk of pollution, which if we consider three classes without risk of pollution to low pollution, we can say 44% of the total area of the plain is located on these three classes. Also, three classes of lo...

At present, the use of hyperspectral images has been widely used to monitor and detect environmental changes in vast areas.. The analysis of hyperspectral image provides the spatial distribution (maps) of terrain physical and ecological characteristics. In this study, fuzzy set theory was used integrated with decision-making algorithm in a Geograph...

Flood is a disaster which causes a lot of economic damages to farmlands, forests, gas and power transmission lines, roads, engineering structures, and buildings. There are numerous floods in the northwest of country at the beginning of spring and the start of spring rains, which in most cases results in heavy damage. The aim of the present study wa...

During the conflict and in the years afterward, the Kurdistan Region of Iraq (KRI) saw substantial changes in land use. The mapping and monitoring of land use/land cover (LULC) is critical for its long-term development and natural resource management. Therefore in this study, we developed a semi-automated object-based land use/land cover classifica...

Models of earth changes, are increasingly used to predict future landscapes and influencing politics. The aim of this study is to modeling forest use changes using the LCM modeler based on the neural network. In order to make maps, the images of Landsat 5 and 8 were used for land use maps for 2010, 2015 and 2019, and Landsat 8 panchromatic band, As...

Dust storms over the Sistan region in East Iran are associated with predominant northwest winds (called 120-day winds) which promote desertification, including drying of the Hamoun wetlands. These storms are more frequent in spring and summer seasons in the Sistan region. The study aims to examine the relationship between vegetation cover and wind...

Landslides are among the most destructive natural hazards with severe socio-economic ramifications all around the world. Understanding the critical combination of geoenvironmental factors involved in the occurrence of landslides can mitigate the adverse impacts ascribed to them. Among the several scenarios for studying and investigating this phenom...

Evapotranspiration is one of the most important elements of the hydrological cycle. Estimation of evapotranspiration is imperative for effective forest, irrigation, rangeland and water resources management as well as to increase yields and for better crop management. This study aims to evaluate the effectiveness of the Surface Energy Balance Algori...

1- Introduction Direct measurement of physical parameters of water, such as sea surface temperature and water depth through traditional methods is very time-consuming and costly. Thus, new cost-effective methods, such as remote sensing technology, have always been of interest to experts, managers and decision-makers. Satellite imagery is used to es...

The hyperspectral images have so far been widely utilized for monitoring and detecting environmental changes in vast areas. The hyperspectral image analysis yields maps which show spatial dispersion of physical and ecological characteristics of the terrain. Within the scope of the current study, an integrated Fuzzy-MCDM in a Geographic Information...

Land change models are increasingly used to predict future landscapes and influence policy. The purpose of this research is to model forest use changes using a land change modeler based on neural network. To prepare the land use map of 2010, 2015 and 2019, Landsat 5 and 8 images were used and to integrate images from Landsat 8 panchromatic band and...

Link to the Journal site: https://geoplanning.tabrizu.ac.ir/article_12787.html?lang=en Introduction Today, there are many factors involved in air pollution. PM10 is one of the significant elements influencing air pollution in the city. Due to their fineness, these particles can travel to high altitudes and long distances. The metropolis of Tabriz...

In this study, ASTER imagery, geochemical, lithological, and structural data are exploited for Mineral Potential Mapping (MPM) of the Astaneh granitic pluton and its surrounding area. The independent component analysis (ICA) and Matched Filtering (MF) techniques are applied to ASTER data for detecting alteration mineral assemblages. Sericitically a...

Ecotourism is a major tourism dimension that has received significant attention in recent years. It is widely known that the tourism industry, and in particular ecotourism, makes a significant contribution to sustainable development. In this context, the West Azerbaijan province is one of most important tourist destinations in Iran for attracting t...

Physical development of urban and especially metropolises is essential in achieving sustainable development for planning in short-term and long-term land management projects. The purpose of this study is to evaluate and compare the product of urban physics development (GHSL) on a regional scale in the new Google Earth engine system with a multi-tim...

Wetlands are considered as ecosystems between land and sea. These environments are exposed to the threat of human and natural pollution. Therefore, detection and monitoring of coastal and marine pollution is necessary and vital to minimize their destructive effects on the coastal community. Phytoplankton are one of the most important microorganisms...

The new coronavirus (COVID-19) emerged in China in December 2019 and became the world’s mainstream challenge affecting all aspects of human life. Modeling the infection risk of COVID-19 is likely to provide preliminary information about the potential risky areas where higher priorities regarding protective measures should be given by the authoritie...

Digital elevation model (DEM) plays a vital role in hydrological modelling and environmental studies. Many essential layers can be extracted from this land surface information, including slope, aspect, rivers, and curvature. Therefore, DEM quality and accuracy will affect the extracted features and the whole process of modeling. Despite freely avai...

Exact land cover inventory data should be extracted for future landscape prediction and seismic hazard assessment. This paper presents a comprehensive study towards the sustainable development of Tabriz City (NW Iran) including land cover change detection, future potential landscape, seismic hazard assessment and municipal performance evaluation. L...

1- Introduction Floods are one of the major natural hazards that annually cause extensive damage worldwide. There are numerous floods in the northwest of the country with the beginning of spring and the start of spring rains, which in most cases results in heavy damages. Aland chai catchment suffers from destructive floods every year since the begi...

The use of new techniques to identify the factors affecting on the erosion, especially water erosion and measuring its amount in basins is essential for sustainable development. In this study, the RUSLE experimental model used to estimate the erosion. The purpose of this study is to find out the role of linear regression (algebraic) and geostatisti...

Flooding is one of the most damaging natural hazards globally. During the past three years, floods have claimed hundreds of lives and millions of dollars of damage in Iran. In this study, we detected flood locations and mapped areas susceptible to floods using time series satellite data analysis as well as a new model of bagging ensemble-based alte...

In this study, we used Sentinel-1 and Sentinel-2 data to delineate post-earthquake landslides within an object-based image analysis (OBIA). We used our resulting landslide inventory map for training the data-driven model of the frequency ratio (FR) for landslide susceptibility modelling and mapping considering eleven conditioning factors of soil ty...

Gully erosion is a severe form of soil erosion that results in a wide range of environmental problems such as, dams’ sedimentation, destruction of transportation and energy transmission lines, decreasing and losing farmland productivity, and land degradation. The main objective of this study is to accurately map the areas prone to gully erosion, by...

The use of satellite remote sensing imagery for mineral exploration is a fast and low-cost approach for indicating high potential zones. Exploration of iron skarn mineralization in metamorphic regions is challenging during the fieldwork campaign. In this study, Landsat-7 and Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) sat...

We used remote sensing techniques and machine learning to detect and map landslides, and landslide susceptibility in the Cameron Highlands, Malaysia. We located 152 landslides using a combination of interferometry synthetic aperture radar (InSAR), Google Earth (GE), and field surveys. Of the total slide locations, 80% (122 landslides) were utilized...

Considering that Ardabil province is one of the important centers of wheat cultivation, determining the level of cultivation in economic and political programs will be of special importance and can ensure the country's food security. But in the past, most traditional methods, such as field measurement, etc., which had many errors, were used to dete...

Surface temperature is one of the main indices of Earth's energy balance and has an impact on human life because all human activities, direct and indirect, are related to the temperature of the air, which is affected by the temperature of the earth's surface. Therefore, in this study, using Landsat satellite images dating from 19/05/1394, the relat...

Using Landsat satellite images taken in 2015/08/10 and also SEBAL and metric methods, surface albedo amounts for various land uses in the northern half of the Ardabil province was estimated. ENVI4.8 and ArcGIS10.3 softwares were also used. To determine the type of usage of different levels, the maximum likelihood algorithm classification method was...

Extended Abstract Introduction Land and forest fires are one of the most common problems in the world that cause various disturbances in forest and land efficiency. Real-time fire detection is crucial to prevent large-scale casualties. In order to identify early fire in areas where there is a high risk of fire, it is necessary to monitor these area...

Each year fire damages the natural environment remarkably. Cellular automata is a way of modeling and simulating processes in the real world. We can take precautionary steps toward preventing fire and damages after, by knowing how it spreads and providing risk plans. In this research, the fire risk model has been used for modeling fire occurrence w...

The main purpose of the present study was to evaluate the quality of urban life in Ardabil city using a combination of remote sensing data and spatial information. To achieve the final index of quality of life in Ardabil, sub-criteria related to four main criteria of environmental hazards, social, access and physical were selected separately based...

The estuaries are one of the most important coastal natural resources. Chlorophyll-a (Chl-a) monitoring, which is the pigment of oceanic and coastal phytoplankton, can be measured and evaluated using new remote sensing technology. The presence of blue, green and red wavelengths in oceanic observation satellites has always paved the way for monitori...

Evapotranspiration monitoring has important implications for climate modeling and water resource management at the global and regional levels. Therefore, in this research considering that the semi-northern half of Ardabil province is one of the important agricultural poles of the country, evapotranspiration was estimated using the Landsat 8 images...