scholarly journals Selection the Best Technique for Solid Waste Management at Misurata City, Libya

The paper presents a proposal for selecting the appropriate waste treatment method for Misurata, reviewing key criteria for such a decision. Many countries use modern methods of solid waste treatment, which can be transformed from the source of pollution into an economic commodity. Libya continues to suffer from solid waste management processes in terms of aggregation, transport or treatment. This paper deals with an approach in the field of solid waste treatment in terms of the nature of these wastes and their methods of management. It also addresses environmental problems related to the subject of solid waste using different treatment methods. It also reviews some studies on this subject. The study concluded that the environmental standard criteria are the most important when making the decision, followed by the technical criteria. At the level of the proposed technique, the study showed that the anaerobic digestion technique is the most appropriate. For the purpose of selecting the best method for solid waste management, the swing weighting method was developed using Ms-Excel.

2019 ◽  
Vol 4 (1) ◽  
pp. 444
Author(s):  
Rizki Aziz ◽  
Taufiq Ihsan ◽  
Ade Septia Permadani

<p>This study aims to analyze the existing conditions of the solid waste management system in Pasaman Barat Regency and discuss the alternative development of solid waste management systems with a solid waste treatment approach At the regional and municipal scale as a solution to the problem of solid waste management in  Pasaman Barat Regency. From this study it is known that the level of existing solid waste management services was  only 9.13% of total solid waste generated. The problems faced in solid waste management in Pasaman Barat Regency were still high levels of unserved solid waste, inadequate operational facilities and infrastructure for solid waste management, uneven handling of solid waste in service area coverage and the low practice of waste minimization and utilization. The solid waste man-agement system in Pasaman West Regency in the future can apply a combination of solid waste manage-ment approaches at the regional level based on Solid Waste Treatment Station with reduce-reuse-recycle approach (TPS 3R) in domestic areas and treatment at the city level based on Intergrated Solid Waste Treatment Station (TPST) at the landfill site, with the development of the system planned for 15 years, solid waste volume taken into the landfill site can be reduced by 22.40%</p>


2020 ◽  
Vol 4 (3) ◽  
pp. 715-727
Author(s):  
Nguyen Tri Quang Hung ◽  
Dang Xuan Toan ◽  
Nguyen Minh Ky

Solid waste management is one of the most important challenges for the local administration in Pleiku city. The study on current assessment and proposing solid waste control solutions was con-ducted in Pleiku city, Gia Lai province. In general, the large volume of the municipal solid waste caused pollution and loss of ecological beauty - case study in Pleiku city. This paper investigated the total solid of waste volume which was increasing in periods from 2012 to 2016 with 35,386; 38,689; 43,243; 46,900 and 50,737 tons per year, respectively. The amount of solid waste was col-lected mainly from households and they was equal to the highest rate of 78.7%. Regarding to prediction by 2030, the volume of municipal solid waste tends to increase with 361.186 tons per day. The solid waste was buried in a landfill and used a large land area, but it just can be used in a short time. In addition, the volume and composition of municipal solid waste were relevant to the MBT-CD.08 technology's standard. This researching will be contributed to the decision-making on the selection of solid waste treatment technology in Pleiku city following their trends such as the sustainable development and the high benefits. The MBT-CD.08 technology are a useful solution, high feasibility and will be saved costs related to the solid waste treatment.


Author(s):  
Aynur Akata

Al substances that are left directly or indirectly into the environment that may cause harm to human health and the environment are regarded as waste. Waste generation occurs as a result of daily activities during production of goods and after their use by consumers. In order to decrease and/or eliminate the negative effects onto the environment, a proper waste management is crucial for the societies and governments. In this chapter, the subject is explained starting from the brief historical aspects of waste and waste management and continuing with explanation of the main concepts and their types, focusing on solid waste management and recycling. Various examples are given.


2019 ◽  
Vol 17 (1) ◽  
pp. 90
Author(s):  
Berliana Anggun Septiani ◽  
Dian Mita Arianie ◽  
Via Fide Aditya Andi Risman ◽  
Widhi Handayani ◽  
Istiarsi Saptuti Sri Kawuryan

The increase of solid waste production is a general problem in municipality, particularly of plastic waste. The durability, light-weight, anticorrosiveness, and inexpensiveness properties of plastic make it favorable to be used in daily life, including in Salatiga. However, plastic is one of some non-biodegradable materials that could lead to soil and water pollution as it contains toxic compounds such as aromatic hydrocarbons, phthalates, and organochlorine. Various studies in municipal solid waste management have been conducted. While those studies often applied various approaches separately, researches in regard to the role of stakeholders in municipal solid waste management are very limited. This study aims to explain the plastic waste management in Salatiga based on the role of the corresponding stakeholders. This qualitative study shows that there are four stakeholders who were involved in municipal plastic waste management in Salatiga. They were the households who generate wastes, the scavengers who sorts the wastes, Bank Sampah and collectors who have the same role in order to collect the wastes and treat the plastic wastes through reusing or recycling processes, and the government. Currently, efforts in waste treatment in Salatiga are focused on the system of collecting-tranferring-disposal mode, waste treatment by reuse and recycle processing, and landfilling. Reducing plastic consumption must take into account the sociocultural aspect and environmental awareness, as the people still interested to use plastic instead of using other materials in substitution. Finally, the role of government is central to educate the community in term of sorting activities and reducing waste production, build the capacity of Bank Sampah, and manage the role of scavengers and collectors. Other alternatives include creating synergy between the collectors and Bank Sampah, as well as ensuring final treatment of the unprocessed wastes disposed by collectors and Bank Sampah. 


2014 ◽  
Vol 878 ◽  
pp. 3-14 ◽  
Author(s):  
Bin Guo ◽  
Ya Xuan Liu

The rapid industrialization, continuous economic development, as well as increasing urban population and peoples living standards in Urumqi have resulted in a great increase of the total generated amount of municipal solid waste (MSW). Urumqi government strives to improve its municipal solid waste management (MSWM), and the MSW safe disposal rate was already up to 92.9% in 2011. This study presents an detailed overview on current MSWM practice in Urumqi municipality, including MSW characteristics and current status of MSW generation, collection, transportation and final disposal. It shows that more than 80% of MSW was final disposed by landfill and current landfill based MSWM system lack of effectiveness and efficiency. The major barriers and challenges that inhibit effective and efficient MSWM are imperfectness and inefficient enforcement of relevant policies, inappropriate waste treatment fee system, backward technology, insufficient public education and participation, as well as lack of fundamental research. Finally, to overcome such barriers, we propose a detailed integrated MSWM system to facilitate MSWM in Urumqi.


Author(s):  
Mohammed Omar Sahed Chowdhury ◽  
◽  
Ashef Ainan Baksh

Bangladesh is a low-lying riverine country. Unplanned growth of urban population causes audacious generation of solid wastes and strives immense pressure on existing services and environment. At present days, urban solid waste management is considered as most immediate and demanding environmental problems vexing Municipal authorities or urban governments in developing Asian countries like Bangladesh. Cities are now clashing with the serious problems of high amount of waste. The traditional concepts and inferior technologies of collecting waste are becoming incomplete as well as incompetent resulting more than half of the engendered solid wastes remain uncollected, disposed of regionally, forging the environmental view of cities quite murky and disheartening for the future. In waste management system, Germany is a role model for the world and the New German Closed-Cycle management is aiming to curve the waste management into resource management. The main intent of this research study is to categories in the solid wastes, discussing the issues of waste generation, a popular method for solid waste management, gasification schematic and waste-management model for Bangladesh. This study also explains Germany Closed-Cycle Management Act as well as waste treatment facilities, recovery, and disposal rate in Germany. Germany keeps very high-quality to preserve soil, air and water from the emissions integrated with waste storage and treatment.


2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Arlina Phelia ◽  
Ria Oktaviani Sinia

Bandar Lampung City is part of the major city of Lampung province. The problem that arises in Bandar Lampung City is solid waste management. The amount of solid waste in Bandar Lampung City reaches 1000 tons/day. One of the district  of Bandar Lampung named Kedamaian district still uses the old method (collecting-transport-throw) in solid waste management, which  causes the load of waste to accumulate in the landfill. The constraints encountered  this time are the absence of sorting locations  and limited land. Kedamaian district needs to develop waste  treatment facilities, an approach based on  Cost Benefit Analysis (CBA). The results show  from the analysis that BCR in the scenario A <1 is 0.85 with NPV - Rp. 72.968.828. the  activity in the existing conditions can still be carried out, but the waste reduction has not been maximized to the TPS (Container). Scenario B, NPV is Rp. 95.319.338 and BCR is 1.13, which value of BCR is >1. This indicates that a waste processing facility  in the Kedamaian District is suitable to  operate  with TPS-3R. The results of scenario B are  obtained by increasing the effectiveness of processing facilities to 100% by  2025. In 2025, with the implementation of the TPS-3R obtained, BCR is 1.20 with NPV is Rp. 218.447.621.


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