جستجوی مقالات مرتبط با کلیدواژه « urban solid waste » در نشریات گروه « جغرافیا »

Urban waste is one of the most important issues in the field of urban issues today, and planning in this field requires culture-building at the community level and the use of new methods to reduce the destructive effects of the environment. Due to the expansion of human activities and the production of various types of waste, the scope of urban waste planning is very wide and variable, and success in this area requires scientific research. Urban waste planning requires the cooperation and participation of citizens and relevant authorities, and irresponsibility leads to one of these two irreparable environmental damage and poses serious challenges to urban sustainability. The purpose of urban waste planning principles is to ensure the health and safety of the community as well as to preserve the urban environment. In this research, using descriptive-analytical method, while analyzing the current situation of waste planning in Astara city, using SWOT analytical model, the strengths and weaknesses, opportunities and threats of waste planning in the city have been investigated using the field method; In this way, observation tools, questionnaires and interviews with experts have been used. The results of the research show that waste planning in the city of Astara does not have scientific principles and there are fundamental weaknesses in different parts of its five stages. Therefore, in this study, while identifying the weaknesses, strengths, opportunities and threats of waste planning in the city of Astara, suggestions have been made to improve the situation.

Today, with the increase of waste production in urban and rural communities, the waste management system can be considered as part of comprehensive management systems. Basically, establishing a solid waste management system is one of the things that matters to control the production, consumption and consumption of materials, as well as the process of collecting and disposing of waste. the economic and health damage caused by the uncontrolled control of solid waste in the Mahshahr Petrochemical Special Economic Zone explains the need to take substantive steps in the control of solid waste. this research is aimed at the management of solid urban waste and its role in sustainable development in the special economic area of petrochemical in Mahshahr city. the research data are mainly collected through fieldwork. according to the obtained data, the status of municipal solid waste management was studied. The SWOT model was used to analyze the findings. for this purpose, the internal environment (strengths and weaknesses) and the external environment (opportunities and threats) of the region were studied. then, in order to complete the o-btained data, a questionnaire was prepared by citizens and staff of Mahshahr Petrochemical Special Economic Zone, which, by weighting the desired items, completed the SWOT matrix, finally, presented the strategies and strategies for proper management of the collection. and disposal of wastes. the results of this study showed that the questionnaire survey showed that respondents of municipal solid waste management situation in Mahshahr petrochemical specialty region are more suitable for most parameters and that management and proper planning of waste management of the special economic zone organization of petrochemical are economically justified.

Population growth and urban development increased consumption of undegradable waste, and many other relations of life and improved mechanical approach and attention management is to optimize the location of landfill. In Boukan produce 179 tons of waste daily, which is the main method of disposal, it is a pile of Anbar. This is inevitable, the need to locate the landfill. In this research locate urban landfills was performed using EPA standards, including faults, geological, away from the river, groundwater depth, from shallow wells and aqueducts and fountains the distance from the facility, away from urban centers and rural, agricultural lands. For this purpose, the layers of each criterion, was prepared in (GIS) and the weighting method (AHP) criteria weighting, was carried out in a pair comparison of completing by specialists and experts. After a score for each layer overlap model was used to locate landfill site. The results showed that the designated areas, is selected the three priority areas as suitable for landfill, considering the economic, social and cultural area, with an area of 149 hectares in10 km north of the town of Boukan was selected for the 25-year period.