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مخاطرات محیط طبیعی
ISSN 2676-4377 · University of Sistan and Baluchestan · 365 artikel di indeks
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Morphometry and reconstruction of the Moallem-Kalaye landslide
Landslides move a huge volume of materials from a place to another place. Moreover, landslides may lead sediment to increase in Downstream of the basin which can be a threat to the populations and may cause erosion, in addition to affecting the landscape of the region. In this article, the…
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Analyzing the Role of Rural Management in Increasing Resiliency of Rural Areas against Drought from the Perspective of Rural People (Case Study: Central Part of the City of Ardabil)
Effective rural management requires utilizing novel managerial and institutional approaches to help adopt strategies and solutions that will make rural families resilient against various perils, such as drought. Thus, the present research aims to investigate the role of rural management in rural…
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Zoning of areas prone to urban development with emphasis on geomorphological limitations and hazards (Case study: Shiraz)
Shiraz, the largest city in the south of the country, is located in the highlands of Shiraz and has had many changes in different periods and continues to increase the urban area that this physical development without geomorphological studies and taking into account the limitations and risks Has…
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Evaluating the impact of climate change on the planning of optimal allocation of water resources in Kohgiluyeh and Boyer-Ahmad
Evaluating the impact of climate change on the planning of optimal allocation of water resources in Kohgiluyeh and Boyer-Ahmad Abstract In recent years, reduction of precipitation following climate change had undesirable effects on various sectors, especially water resources in the province. For…
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Evaluation of the plan to organize the southern City-floodway of Najafabad Based on the relationships between natural and human components of local identity and sense of place
floodways are one of the components of cities that act as natural drainage and protect the city from the risk of destruction by discharging runoff from torrential rains. Today, city managers try to take advantage of this natural capacity and plant trees, install urban furniture, create walking and…
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Modeling of groundwater resources in Sirjan Basin using the dynamics systems method
Due to the scarcity of surface water resources, groundwater plays an important role in human life, especially in arid and semi-arid regions. Since more than 60% of Iran is arid and semi-arid regions, the water supply in these areas, and especially the study area, depends on groundwater resources…
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Projection of future Precipitation changes in Tehran's water supply watersheds
This study identifies the impact of climate change on precipitation in watersheds of Tehran water supply in the horizon 2025-2050 under the scenarios of CMIP6. Therefore, first, the changes in precipitation trends in the base period were calculated using the precipitation data of the study area's…
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Flood risk assessment and zoning using multi-criteria Aras technique and single hydrograph (Case Study: Upstream Basin of Soltan Meshkinshahr Bridge Hydrometric Station)
Floods are one of the largest and most common forms of natural hazards, and identifying areas prone to floods is one of the basic measures in natural resource management and development planning. Therefore, the aim of the present study is to zoning the basin upstream of the Soltan Meshkinshahr…
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Explaining the effective physical criteria in promoting resilience of informal settlements in the face of environmental hazards (Case study: Hamadan)
The vulnerability of informal settlements to environmental hazards reveals the importance of paying attention to resilience. Resilience is considered a form of foresight due to the dynamic nature of society's response to risks. Accordingly, this issue is one of the ways to reduce risk and…
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Analysis of Spatiotemporal Variations and Trends of Precipitation in Yazd Province by Asfezari Database During 1349 to 1394
Precipitation is one of the most important and variable elements of climate that has a lot of spatiotemporal variability, especially in arid and semi-arid regions. Adequate knowledge of precipitation variations is crucial for agricultural planning and water resource management in any region. For…
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Variability and trend of changes in the severity-area of drought and wet in Iran
This study aims to investigate the variability and trend of changes in area severity of wet and drought on annual, seasonal, and monthly scales in Iran. For this purpose, the ZSI index, Mann-Kendall trend test, and the monthly precipitation data (ERA5) of the European Centre for Medium-Range…
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Investigating the effect of the "sedimentation chamber" on reducing the dust pollution in house interior (Case Studies: A House in Dezful)
One of the most important natural hazards in the southwest is dust pollution. Dust pollution increase in recent years and became a serious problem in the region. This pollution situation in southwestern Iran is also noticeable. The continued presence of dust pollution can impose irreparable damage…
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Codification of indicators of the resilience of Iranian news agencies in the stage of reconstruction and rehabilitation of natural crises management
Mass media such as news agencies, due to their ability to direct public opinion, play a key role in various stages of the crisis, including the reconstruction and recovery phase, so that by defining and implementing their positive and intrinsic roles, they can increase the resilience capacity of…
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Investigation of the effects of dust storms caused by wind speed on the migration of rural population in the Sistan region
Migration is a form of geographical or spatial mobility of a population that takes place between two geographical units. Research shows that environmental hazards such as wind speed, drought, and floods affect regional migration. The average annual wind speed in the Sistan region shows that from…
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Spatiotemporal changes of forest fire in vegetation areas of Iran based on MODIS sensor
The increase in fire activity in many regions of Iran in recent decades has raised concerns about the short-term and long-term consequences. Forest and pasture fires will affect the quantity, quality, and health of natural ecosystems. The first step in controlling and preventing forest fires is…
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Rockfall risk Mapping Using Multiple Criteria Decision Making (MCDM) AHP, and Fuzzy-Gamma methods in Khorramabad-Pol-e-Zal Freeway
Khorramabad-Pol-e-Zal freeway is one of the mountainous and high-risk routes that need to study the risk of rockfall. Therefore, the present study was conducted to investigate and zone the risk of rock fall on the Khorramabad-Zal freeway in 1400. In this study, fuzzy-gamma and AHP multi-criteria…
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The analysis of risk and vulnerability Seismic of human settlements in Basht County using fuzzy Dimatel and ArcGIS
Explanation: The post-metropolitan era can be called the era of the vulnerability of urban and rural settlements; because on the one hand, these settlements are facing natural hazards and technological crises, and on the other hand, they are facing security and social crises. Method: The present…
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Investigation of Vulnerability and Spatial Analysis of Drought Risk in the Agricultural Sector in Iran
The nature of the drought is multidimensional and dynamic, and drought risk management plays a vital role in studying drought risk and vulnerability. Iran is always facing this meteorological phenomenon by being in the middle latitudes. Drought risk is defined as the risk index and vulnerability…
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Structural analysis and environmental factors affecting the formation of the Siberian high-pressure core in the Baikal and Balkhash lakes
The Siberian high-pressure system is one of the components of atmospheric circulation affecting the climate of Iran, especially in the cold season of the year. In this research, the place of the initial formation of this system and its synoptic features have been investigated. For this purpose, the…
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Evaluation of the effect of land use change in Mehran plain on surface water quality parameters in wet and drought periods
In recent years, with the increase in population, the quantity and quality of surface water resources due to human activity have changed. By studying the effects of land-use change on surface water resources, we will be able to understand the interactions between land use and water quality…