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Issue Info: 
  • Year: 

    2023
  • Volume: 

    13
  • Issue: 

    3
  • Pages: 

    47-65
Measures: 
  • Citations: 

    0
  • Views: 

    161
  • Downloads: 

    14
Abstract: 

A B S T R A C TThe right to the city in urban Development goes beyond the physical form and, at the same time, has a mental and social meaning, which has been popularized in planning theory and urban studies after its proposal by Lefebvre. This theory focuses on the residents and the distinctive features of the space and believes that the right to the city can only be formulated as the right to the evolved and renewed urban life. Based on descriptive-explanatory purpose, this research seeks to spatially analyze the components of right to the city in Bandar Abbas. Therefore, after collecting 77 subjective and objective measures around the research components, the multi-criteria decision-making technique of COPRAS has been exploited to integrate the data in the ArcMap Tools. The findings show that in the current state of urban Development in Bandar Abbas, the right to the city in all its aspects, the right to ownership, the right to participation and the right to difference for the residents have been weakened and ignored. A share of up to 20.7% of the city space, which is mainly directed to the wealthy neighborhoods and parts of the central areas of the city, as well as parts of new Developments, the right to the city has been more manifested, and in about 19.8% of the city spaces. Mainly applicable to informal settlements and slums of the city, this right has been undermined and ignoredExtended AbstractIntroductionThe right to the city as a physical, mental and social concept seeks a fundamental change in dealing with urban planning and Development issues, which has been popularized in planning theory and urban studies after its proposal by Lefebvre. This theory focuses on the residents and the distinctive features of the space and believes that the right to the city can only be formulated as the right to the evolved and renewed urban life. In other words, this theory is a call for the priority of the consumption value of the city against its exchange value, which can only be pursued through the analysis of urban issues in the framework of the "city space" metaphor in the right to the city. It is a fundamental change in the city to create opportunities and space for citizens to meet and achieve their needs. MethodologyFrom a descriptive-explanatory purpose, this research seeks to spatially analyze the explanatory components of urban Development in Bandar Abbas from the perspective of the right to the city. In this research, by collecting 77 subjective and objective measures, the COPRAS multi-criteria decision-making technique has been used to integrate data in the ArcMap environment. Citizens are the source of mental data, official documents and maps are the objective data, and experts are the relative weight of the criteria. It should be mentioned that to guarantee the validity of the content based on the guidance of supervisors and advisors, the collective opinion of university experts and the use of similar studies were exerted. The reliability of the questionnaire was also tested by Cronbach's alpha method, and the value of the alpha coefficient (0.866) indicates the high reliability of the questionnaire. Results and discussionThe findings show that in the current state of urban Development in Bandar Abbas, the right to the city in all its aspects, including the right to possession, the right to participation, and the right to difference for the residents, has been weakened and ignored. A review of the findings shows that the social function of the city's real estate and land, with a coefficient of 0.136, followed by environmental justice, with a coefficient of 0.131, has the greatest impact on the urban Development of Bandar Abbas. On the other hand, socio-spatial justice in the process of taking over space, with a coefficient of 0.106, shows the lowest level of influence in the Development of Bandar Abbas compared to other components of the right to the city. The results show that about 20% of the area of Bandar Abbas city is in a very unfavorable situation compared to the components of urban Development based on the right to the city approach. These areas of the city are spaces where the residents' right to the city has been severely denied, and they are deprived of taking over the city space.In this regard, the results show that 20.7% of the city's space, mainly focused on wealthy neighborhoods, parts of the city's central areas, and parts of Mehr's housing, has the right to a greater manifestation of the city. The city's space is more in line with its residents. As shown in the spatial distribution of the urban Development components of Bandar Abbas based on the right to the city approach, the possession of space through the right to presence, the accessibility of residents to the opportunities and resources of the city, as well as the fair distribution of facilities and services play a decisive role in urban Development. However, as the results show, it is the difference that gives meaning to the urban space, and therefore the space must provide the conditions for the city to play a role in meeting the needs of all city groups. The requirement of this role is the central position of the residents in making decisions about the city space, which is a unique way to realize the right to the city. ConclusionAs Brenner states, the right to the city is a call to create "cities for people, not for profit." In this definition, urban Development is more than a physical thing and has a mental and social dimension at the same time. In terms of the right to the city, the right to possession, the right to participation, and the right to difference form the trinity of urban Development and the guiding light of these three principles that determine the quality of a different city. Unfortunately, urban Development in Bandar Abbas has weakened and denied residents' rights. The zoning resulting from the spatial analysis shows that about 19.8% of the city's spaces, which mainly correspond to informal settlements and poor neighborhoods, this right has been weakened and ignored. From the theoretical aspect of the right to the city, this event originates from the space as an economic and physical thing exchanged in the market, not a consumption thing formed by the citizens and in social interaction with the space. FundingThere is no funding support. Authors’ ContributionAuthors contributed equally to the conceptualization and writing of the article. All of the authors approved thecontent of the manuscript and agreed on all aspects of the work declaration of competing interest none. Conflict of InterestAuthors declared no conflict of interest. Acknowledgments We are grateful to all the scientific consultants of this paper.

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Issue Info: 
  • Year: 

    2010
  • Volume: 

    5
  • Issue: 

    12
  • Pages: 

    131-153
Measures: 
  • Citations: 

    2
  • Views: 

    2015
  • Downloads: 

    0
Abstract: 

It is quite clear that a series of different elements and forces play important roles in the formation and Development of rural habitats. The present research aims at studying spatial Development of rural habitats around the city of Nouraba Mamaseni, quantity, and quality, reasons, and elemnts of these changes and the effects resulted from this interaction with Nouraba Mamaseni on the spatial Development of rural habitats after Islamic Revolution. Gaining population and living changes of these villages along with the increasing growth of Nouraba Mamaseni in past three decades have caused the rural habitats around the city to be exposed to comprehensive spatial Development in such a way that some villages are disappearing and are getting melted within city. These villages have faced a lot of structural and spatial alterations or some villages have changed in another way due to some conditions such as high price of land, change in housing pattern, environmental changes, social Development, and change in the functions of these habitats.

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Issue Info: 
  • Year: 

    2023
  • Volume: 

    13
  • Issue: 

    3
  • Pages: 

    163-176
Measures: 
  • Citations: 

    0
  • Views: 

    153
  • Downloads: 

    21
Abstract: 

A B S T R A C T Sustainability in horticulture products depends on economic, social and environmental factors. Knowing these factors' sustainability levels can be effective in formulating sustainable horticulture Development strategies and their effect on the sustainable livelihood of the user family. Therefore, this research aims to analyze the sustainability of horticulture products and their role in the livelihood of the beneficiary households in the villages of the central part of Bandar Gaz city. The required information was collected through a researcher-made questionnaire, the validity of which was obtained based on the opinion of relevant experts and the reliability of which was obtained by calculating Cronbach's alpha coefficient of 0.89. The statistical population of this research includes garden operators in three villages of Eastern Gaz, Western Gaz and Val Afra, which was calculated using Cochran's formula as a sample size of 250. A random sampling method was used to select research samples. To measure the sustainability of garden products, 45 indicators were used, separated by economic, social, and environmental dimensions, and 53 indicators were used, separated by economic, social, human, and environmental dimensions, to measure the sustainable livelihood of the beneficiary household. According to the Spearman test, horticulture products' economic, social and environmental sustainability is effective in the sustainable livelihood of the user family. The Kruskal-Wallis test results indicate that the beneficiaries' sustainable livelihoods in the three studied villages have a significant difference up to the 99% confidence level. The results of the one-way independent variance analysis test on the cultivated area of three villages and horticulture income in three villages also stated a significant difference in these three factors up to the 99% level. Extended Abstract Introduction The most critical challenge in the world today is food security and providing essential human needs. The lack of balance between population growth and agricultural production has made developing countries face a serious challenge. Sustainable agriculture is an approach that meets human needs without harming the environment and uses natural resources better. Sustainable horticulture is a type of agriculture that is in the direction of human benefits, is more efficient in the use of resources, and is in balance with the environment. Horticulture activity in the category of sustainable agricultural Development, considering its nature and the positive aspects that govern this activity, in case of proper management, is superior in terms of not disrupting the ecological balance or at least due to little damage compared to agriculture. In fact, the benefits that can be listed for horticultural activities in order to achieve sustainable agricultural Development compared to agriculture are food supply and welfare facilities, storage and meeting the needs of other plants, growing crops under the shelter of trees, soil protection and green cover, air conditioning and increase of atmospheric precipitation, less consumption of chemical fertilizers and preservation of plant genetic resources. A sustainable livelihood strategy is one of the new strategies that can help the villagers' problems. The sustainable livelihood approach was proposed in the 1980s as a new approach to rural Development to reduce and eradicate rural poverty. Livelihood is sustainable when it can withstand unexpected pressures and damages and restore itself and improve its capabilities and capital in the future without harming natural resources. The main problem of the research is, what is the state of sustainability of the garden products system in the central villages of Bandar Gaz city? We are also trying to find out what effect the sustainability of garden products can have on the sustainable livelihood of rural households. Bandar Gaz is one of the Golestan province's cities, located in the southeastern part of Gorgan. In terms of longitude and latitude, it is located between 53 degrees and 51 minutes to 54 degrees and 3 minutes of east longitude and 36 degrees and 39 minutes to 36 degrees and 49 minutes of north latitude. Bandar Gaz has a population of 20,742 people in 6,715 households, according to 2016.   Methodology This research is of applied type and descriptive-analytical and survey method, carried out in the 2018-2019 crop year. The main tools for data collection were questionnaires, observations and interviews. The statistical population of the research consists of 715 users of horticultural products. A random sampling method was exerted to select the samples, and 250 samples were selected based on Cochran's formula.   Results and discussion The Kruskal-Wallis test was exerted to investigate and compare the household's sustainable livelihood level using gardens in the studied villages so that the results show a significant difference of 99%, 95% and 90% in the variables. The results show that the level of sustainable livelihood is different in the three villages, so based on the results, the level of sustainability of horticultural products is also different in these three villages.   Conclusion The efficiency of horticultural work for support and investment in the village of East Gaz is more than the other two villages. The ability to buy housing, the amount of meeting health needs, the amount of willingness to migrate, and the amount of unemployed and employed people are more in West Gaz village. However, regarding the village's up-to-date architecture and the village houses' strength, there is a more favorable situation in the village of Eastern Gaz. The results of one-way analysis of variance ANOVA indicate a significant difference between the garden income of three villages among the examined components up to the 99% level.   Funding There is no funding support.   Authors’ Contribution The authors contributed equally to the conceptualization and writing of the article. All of the authors approthe contenttent of the manuscript and agreed on all aspects of the work declaration of competing interest none.   Conflict of Interest The authors declared no conflict of interest.   Acknowledgments  We are grateful to all the scientific consultants of this paper.

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Issue Info: 
  • Year: 

    2023
  • Volume: 

    11
  • Issue: 

    2
  • Pages: 

    61-74
Measures: 
  • Citations: 

    0
  • Views: 

    159
  • Downloads: 

    27
Abstract: 

ABSTRACTDuring the last century, ports of Persian Gulf become the most important storage, refining and transportation of crude oil, oil derivation, petrochemical products and also, business activities. Nowadays, due to functional diversity between ports, the impact of port activities on the Development of urban spaces will be different, and this issue leads to structural differences of port cities. The purpose of this research is to identify the key variables affecting the relations and spatial structure of port-city in Dubai as the most thriving and successful port-city in the Persian Gulf. This research is based on deductive reasoning and carried out by analysis of cross effects with secondary data (results of other prominent articles) and also primary data (questionnaire). sampling method is based on purposive sampling and Micmac software was used to analyze the data. Output of Micmac software shows the position of the instability of the system. Therefore, the position of each variables in the conceptual model can be categorized to driver, linkage, dependent, and autonomous factors. The research findings indicate 4 variables (like as “income, cost and investmnets in port-city”) can be introduced as a driver factor, 5 variables (like as “advanced multimodal transportation in the port”) can be introduced as a linkage factor, 6 variables (like as “quality of living environment and desirable city”) can be introduced as a dependent factor, 3 variables (like as “environmental protection and sustainable Development of the city-port”) can be introduced as an autonomous factor. The rapid Development of Dubai can be explained by the purposeful distribution of revenues from trade and tourismExtended AbstractIntroductionDuring the last century, ports of Persian Gulf become the most important storage, refining and transportation of crude oil, oil derivation, petrochemical products and also, business activities. The global increase in oil demand since the 1950s led to the creation of discovery of new oil wells and large industrial areas. With the construction of new oil or gas facilities in the port areas, increasing oil revenues contributed to the countries of the Persian Gulf region and form a new geographical relationship between ports and coastal cities which had an impact on the spatial structure and relation of them. Nowadays, due to functional diversity between ports, the impact of port activities on the Development of urban spaces will be different, and this issue leads to structural differences of port cities. In the 1950s, Containerization (container loading technology) was based in some of the world's ports and created a huge transformation in the shipping industry, which had a significant impact on the Development of ports. Although the ports of the Persian Gulf have made a significant contribution to the economic growth and physical Development of other ports in the world, but few researches have been done on the variables and factors affecting the Development of the spatial structure of the important ports of the Persian Gulf. This region, due to its unique geographical location, has always been considered as a most important corridor in the field of economic and transportation throughout history. Some of the most important energy and commercial ports in this region are: Dubai, Manama, Kuwait, Dammam, Doha, Bushehr, Bandar-Abbas and Assaluyeh. In this regard, the purpose of this research is to identify the key variables affecting the relations and spatial structure of port-city in Dubai as the most thriving and successful port-city in the Persian Gulf. MethodologyThis research is based on deductive reasoning and carried out by analysis of cross effects with secondary data (results of other prominent articles) and also primary data (questionnaire). The method used in this research is quantitative and the sampling method is based on purposive sampling. the variables affecting the spatial structure of port-city relations were identified in the form of a review of 31 prominent articles. 25 experts (who had comprehensive knowledge and information about the Development process of the city-port of Dubai) participated to determine the effectiveness or influence of variables. Finally, the output of data analysis was done by the Micmac software. Results and discussionOutput of Micmac software shows the position of the variables in the diagram that it indicates their status in the system and their role in the dynamics and changes of the system. The method of distribution and dispersion of the variables in the spatial structure of port-city relations indicates the instability of the system. Therefore, based on the output of the system, the position of each variables in the conceptual model can be identified in five categories (driver, linkage, dependent, autonomous and regulatory variables). According to the results, some variables such as “the changes in the strategic positions” and “geopolitics of port-city”, “the modification of the management method” and “regional planning of the ports”, “the promotion of local governance in the relations between port-city” and “the way of national and international management of ports have been introduced as driver variables. On the other hand, five variables consist of “advanced multimodal transportation in the port” and “income, cost and investment in the port-city”, “the contrast and physical integration of the port - city space”, “the Development of various industrial and production activities in the ports and their local hinterland” and “their qualities Financial and commercial policies of ports” have been introduced as linkage variables. Findings of research also shows that some variables consist of “quality of living environment and desirable city”, “quantity and quality of transit corridors (rail, road and air) to hinterland”, “construction and launching the new port (sea port or dry port)”, “terminal facilities and infrastructure and warehousing”, “conflict or convergence between the city and the port” and “increase in population growth rate and migration to the port - city” categorized as dependent variables. Three variables including “cultural and historical background of ports”, “use of cheaper energy, Less-polluted, clean and renewable energies in the city-port” and “environmental protection and sustainable Development of the city-port” categorized as autonomous variables. Finally, a variable with the title of “improvement in management and information technology and Development in loading, unloading and storage of commodities” have been introduced as regulatory variables. The findings of this research have a remarkable similarity with other researches carried out in the field of city-port relation and clearly emphasize the direct impact of the "investment in port-city" in the Development of them. For example, Grossmann (2008) emphasized that city-port of Hamburg has become one of the largest ports in Northern Europe during the last few decades due to huge domestic and foreign investment. ConclusionThis research carried out in order to introduce and explain the key variables affecting the Development of the spatial structure of the port-city of Dubai. On this basis, 21 variables have been extracted by systematic reviews of prominent articles. In the following, 25 experts were selected with the purposive sampling method. Among the 21 variables extracted, 4 variables (like as “geopolitics of port-city”) introduced as a driver factor, 5 variables (like as “advanced multimodal transportation in the port”) introduced as a linkage factor, 6 variables (like as “quality of living environment and desirable city”) introduced as a dependent factor, 3 variables (like as “environmental protection and sustainable Development of the city-port”) introduced as an autonomous factor. The rapid Development of Dubai can be explained by the purposeful distribution of revenues from trade and tourism. A part of these revenues has been directed towards investment in important transportation infrastructures such as airports and ports of this city. These strategies have a wide impact on improving the economic growth of the city and the Development of the port in order to adapt with the global trade and advanced technologies. FundingThere is no funding support. Authors’ ContributionAuthors contributed equally to the conceptualization and writing of the article. All of the authors approved the content of the manuscript and agreed on all aspects of the work declaration of competing interest none. Conflict of InterestAuthors declared no conflict of interest. Acknowledgments We are grateful to all the scientific consultants of this paper.

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Issue Info: 
  • Year: 

    2024
  • Volume: 

    13
  • Issue: 

    4
  • Pages: 

    135-150
Measures: 
  • Citations: 

    0
  • Views: 

    38
  • Downloads: 

    9
Abstract: 

A B S T R A C T Green city is one of the approaches to sustainable Development. “green city” is an environmentally friendly city compatible with the concept of sustainable Development and can be used for the welfare and security of its inhabitants. Based on the concept of a “green city,” urban managers try to have the least destructive effect on the ecosystems upon which cities rely. Green city is one of the sustainable Development approaches that reduce the environmental footprint of cities. The purpose of this study is to evaluate the situation of Mashhad metropolis in terms of the objective characteristics of the green city. In this study, 14 indicators of electricity consumption per capita, green space per capita, population density, water availability, sewage availability, superior public transportation network, urban mass transportation, traffic reduction, annual production waste per capita, carbon monoxide, concentration nitrogen dioxide, sulfur dioxide concentration, particulate matter concentration, and air quality were exerted. To determine the importance of research indicators, the Shannon entropy method, and the status of Mashhad city areas in terms of green city indicators, the VIKOR multi-criteria decision-making method has been applied. The results showed that most areas of Mashhad are average and below average in terms of green city characteristics, and only District 9 is in very good condition (0.636). Also, based on the results of this part of the research, District 5, with the value of VIKOR index of 0.969, is in the last rank in terms of objective characteristics of the green city Extended Abstract Introduction Green city is one of the approaches to sustainable Development. A “Green city” is an environmentally friendly city compatible with the concept of sustainable Development and can be used for the welfare and security of its inhabitants. Based on the concept of a “green city,” urban managers try to have the least destructive effect on the ecosystems upon which cities rely. Green cities constantly try to manage their environmental effects by reducing waste, increasing recycling, reducing air pollution, increasing population density, developing open urban spaces, and encouraging the Development of sustainable local businesses. Green cities were first used to evaluate 30 European cities by the Economist Intelligence Unit (EIU) in 2009 with the financial support of Siemens and the aim of reducing the environmental effects of human activities in cities. In that study, eight indices of carbon dioxide, energy, construction, transportation, water, recycling and land use, air quality, and environmental governance were used. Later, the Economist Intelligence Unit, with the financial support of Siemens, evaluated the status of the green city index in 17 Latin American cities, 15 African cities, 22 major Asian cities, and 27 cities in United States, Canada, Australia, and New Zealand. In recent years, even some Western Islamic scholars have, in various publications, shown that Islam is an ecological religion. In Iran, the issue of protecting the environment has not received much attention regardless of its rich cultural and religious background and its confirmation in Article 50 of the Constitution of the Islamic Republic of Iran. Mashhad is the second metropolis of Iran, located in North-East of Iran, and is one of the counties of Khorasan Razavi Province. According to the 2016 Iranian Population and Housing Census, its population was 3057679 people (The Vice-Presidency of Planning and Development of Mashhad Municipality). In Mashhad, due to several reasons including the presence of Imam Reza Shrine (PBUH) and arrival of millions of pilgrims per year, population growth, increased garbage production (production of 896534 tons of garbage in 2016 (The Vice-Presidency of Planning and Development of Mashhad Municipality), air pollution (increased number of unhealthy days from 46 days per year in 2015 to 88 days in 2016 for sensitive groups and 4 days of unhealthy air for all groups in 2016 (Center for Monitoring Environmental Pollutants of Mashhad Municipality) the 2025 vision of the city has paid attention to the environment in the form of five general objectives; however, just like the national level, no specific pattern for environmentally-compatible urban Development, such as green city, is determined. Analysis of the green city index in Mashhad metropolis can considerably contribute to urban managers and planners in addition to providing a pattern for evaluating the present situation in other cities of Iran and improving the quality of life regardless of the current status of the urban environment in Iranian cities; we can preserve these environments as parts of the natural environment for future generations.   Methodology In terms of its goal, the present study is an applied one; in the study, drawing upon other studies and library sources and considering the conditions of Iran and the metropolis of Mashhad in terms of green city, 14 quantitative indices were exerted. To this end, the required data for the quantitative indices was gathered by library research from the relevant institutions. Next, the weights of quantitative indices were determined using Shannon's entropy. Then, using the VIKOR method of multi-criteria decision-making, the status of various districts of the metropolis of Mashhad in terms of quantitative indices of green city was determined. Finally, the map of the spatial distribution of quantitative indices was drawn using the ARC GIS software package.   Results and discussion In this study, to analyze the status of the metropolis of Mashhad in terms of green city features, 14 quantitative indices were used. Considering the value of the VIKOR index ranges from 0 to 1, various districts of Mashhad can be classified into five categories; very satisfactory, satisfactory, average, unsatisfactory, and very unsatisfactory in terms of quantitative indices of green city. The results of the current situation of Mashhad showed that in terms of objective indicators of the green city, District 9 of Mashhad metropolis with a value of VIKOR index of 0.056 is in first place, and the seventh region with a value of VIKOR index of 0.433 is in second place. Also, based on the results of this part of the research, District 5, with the value of VIKOR index of 0.969, is in the last rank in terms of objective characteristics of the green city.   Conclusion Similarly, the results of studies by Afshar (2011) and Shabani et al. (2017) on Tehran metropolis are indicative of the unsatisfactory situation of Tehran (the biggest metropolis of Iran) in terms of green city features. Comparing the results of the studies by Afshar (2011) and Shabani et al. (2017) with the present study on Mashhad (the second biggest metropolis of Iran) reveals the necessity for a comprehensive plan toward achieving green cities. It should be mentioned that, due to the specific conditions of Mashhad metropolis and availability or unavailability of the required data, the indices used in the present study are somewhat different from the ones used by Afshar (2011) and Shabani et al. (2017).   Funding There is no funding support.   Authors’ Contribution All of the authors approved the content of the manuscript and agreed on all aspects of the work.     Conflict of Interest Authors declared no conflict of interest.   Acknowledgments We are grateful to all the scientific

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Issue Info: 
  • Year: 

    2020
  • Volume: 

    20
  • Issue: 

    56
  • Pages: 

    55-74
Measures: 
  • Citations: 

    0
  • Views: 

    564
  • Downloads: 

    0
Abstract: 

The horizontal and urban growth of the past few generations, due to the dominance of the centralized planning system in the country, has led, in accordance with the principle of village-to-city interconversions, that many villages located around cities have undergone numerous changes and changes in the indicator status Of Development. These changes, in addition to having positive aspects in most cases, have had a negative impact on the sustainable Development of rural areas located in the vicinity of these cities. In the current applied research, a quantitative and qualitative approach with a spatial and descriptive-analytic approach has been carried out. The main objective of this research is to identify the consequences of the Marivan Creep phenomenon on the changes in the Development status of the surrounding villages, Over the last few decades, physical Development has been speeding up. Data gathering in the theoretical part of the documentary and in the field was conducted by a survey method based on an interview with the local people and the locals to identify the outcomes, and then the classical distribution of the questionnaire among the studied villages and simple random among 203 households supervised by The Cochran formula was determined by volume, 30 from local Development experts and observers of the status quo, in order to generalize the findings from the interviews. The results of analyzing the data with the fundamental theory of the technique in the qualitative section and the single-sample t-test in the quantitative section showed that the urban creep phenomenon, in addition to limited positive consequences in improving the physical condition, caused social deficiencies, failure Economic problems, inadequate visual quality, natural environment degradation and institutional management failures in the Development of villages studied.

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Issue Info: 
  • Year: 

    2024
  • Volume: 

    13
  • Issue: 

    4
  • Pages: 

    103-118
Measures: 
  • Citations: 

    0
  • Views: 

    37
  • Downloads: 

    15
Abstract: 

As a part of the human society, children have formed the future generation of every country, and the child's interaction with the surrounding environment requires his physical and mental Development. Therefore, it is important to pay attention to the environment that promotes mental and physical Development of the child. In order to check the suitable environment for children, the initiative of the child-friendly city has been taken into consideration. The general purpose of this research is to improve the status of two cities from the perspective of a child-friendly city and to identify the appropriate indicators of a child-friendly city and to make a comparative comparison in the two metropolises of Tehran and Isfahan. The current research is Developmental in terms of the combined method and in terms of the goal, and it is based on library and documentary studies, field surveys and interviews. Yeoman-Whitney test was used to analyze the indicators. The results of the evaluation show that in the comparison of the two cities of Tehran and Isfahan in terms of the examined indicators (social and physical, economic, environmental, urban management and leisure), Tehran city in the variable of safety and protection with an average of 3.09 and Isfahan city in Participation and citizenship variables with an average of 3.22 have a favorable level. Although Tehran is in a better condition compared to Isfahan in other indicators, in general, both cities are far apart in terms of standard indicators, and suggestions have been made in this regard.

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Author(s): 

MOHAMMADI SAADI

Journal: 

Geography

Issue Info: 
  • Year: 

    2021
  • Volume: 

    19
  • Issue: 

    68
  • Pages: 

    233-250
Measures: 
  • Citations: 

    0
  • Views: 

    162
  • Downloads: 

    0
Abstract: 

Abstract The physical collapse of city peripheral villages for physical undirected growth faced these villages with numerous challenges in economic and social fields. Therefore, conducting local projects in the country such as Hadi Projects is essential to reform the existing conditions and physical Development of these villages. This study aimed to assess the practical impact of physical Development projects on the Marivan peripheral villages by means of a descriptive-analytical method and data collection through library studies and field surveys based on stratified random distribution questionnaire among 250 households of the villages and 13 regional's rural Development experts. Seeking to identify the current status of the villages, and solutions for their optimal physical Development. Determining the sample size using the Cochran formula from among 1122 households in the sample villages and determining the share of each village from the total number of questionnaires by stratified method. The analysis of collected data by using descriptive, average index(One sample chi do and T inferential statistics) and weighting of Indices with Delphi method in EXPERT CHOICE software And prioritize them with the VIKOR technique show the Hadi projects have resulted in the physical Development of villages, According to the average calculated sum of 3. 50, the satisfactory level causes the physical Development of the studied villages. In this case, the quality dimension of the passages with the average calculated 3. 62 has the highest improvement of the condition of conducting the designsand Ney village has had the highest level of influence and physical Development.

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Issue Info: 
  • Year: 

    2022
  • Volume: 

    52
  • Issue: 

    3
  • Pages: 

    189-194
Measures: 
  • Citations: 

    1
  • Views: 

    129
  • Downloads: 

    38
Abstract: 

Intracytoplasmic sperm injection (ICSI) is one of the most successful techniques of Assisted Reproductive Technology (ART) and is mostly in use for the treatment of infertility with male factors. In this method, before injecting sperm into the intracytoplasmic of the oocyte, cumulus cells around the oocyte must be stripped to facilitate the injection process. To achieve this, both enzymatic and mechanical methods are used in embryological laboratories for denudation, which has major deficiencies, including the possibility of damaging the oocyte prior to the injection process. In this research, a microfluidic-based device is introduced for the separation of cumulus cells around the oocyte with minimum manual operations. The results prove high efficiency, and non-destructive denudation of the oocyte with the reduced amount of culture medium leads to the low-cost preparation process of oocytes. The process can also be integrated with ICSI chips under Development and will be reported shortly.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

View 129

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Author(s): 

Khorrambakht Ahmad ali

Issue Info: 
  • Year: 

    2017
  • Volume: 

    20
  • Issue: 

    3
  • Pages: 

    65-83
Measures: 
  • Citations: 

    0
  • Views: 

    539
  • Downloads: 

    0
Abstract: 

Nowadays, undeveloped rural areas and decreased employment opportunities cause mass migration of rural populations towards cities. Rural entrepreneurship is known as one of the latest ways to overcome economic challenges, which requires identification of possibilities and limitations as well as opportunities and obstacles. In this study, these necessities were formulated within SWOT model in the villages around Lar city of Iran. Statistical society included 20700 people living in the rural settlements. So, by using Cochran formula, a community sample of 377 people was determined and investigated. Validity of questionnaire was evaluated by views of experts, and its reliability was evaluated by Cronbach's alpha coefficient. The results showed that to promote entrepreneurship, adoption of aggressive strategies was an inevitable necessity. This strategy could be realized by establishment of producing entrepreneurship cooperatives with support of banking system, Development of electronic services in order to quick access to information and employment opportunities, and official support of entrepreneurs.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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