Municipal Solid Wastes - Science topic

Details at http://cce.iisc.ac.in/ssp-stc.html, https://wgbis.ces.iisc.ac.in This course provides an overview of the key concepts and principles in environmental management, areas of global and national environmental concern, and strategies and tools for effective environmental management. Attempt to understand the genesis of environmental problems;...

This study presents a new waste-to-energy-to-zero management under the energy, economic, and environmental implications. The survey data implies a total municipal solid waste (MSW) generation of 17.85 Ton/d. The proportions of combustible waste, noncombustible waste, and organic waste are 31.63%, 35.24%, and 33.13%, respectively. Combustion heat is...

Modern solid waste management including the use of advanced waste-to-energy (WTE) technology provides a comprehensive basis to maximize the recovery and use of resources while minimizing the emissions of greenhouse gases. This paper provides an overview of current municipal solid waste (MSW) streams and their strategic management practices followed...

The diverse composition of municipal solid waste complicates its management significantly. Waste segregation, essential for effective solid waste management, has yet to be embraced by Nigerian society. Failure to properly segregate waste can lead to diseases such as diarrhea. This research aimed to evaluate the effectiveness of solid waste segregat...

In sub-Saharan Africa, municipal solid waste management faces significant challenges, including inadequate infrastructure, increasing waste generation, and limited resources, leading to severe environmental and public health issues. Innovations in waste management are essential to address these pressing problems, as they can enhance efficiency, red...

The diverse composition of municipal solid waste complicates its management significantly. Waste segregation, essential for effective solid waste management, has yet to be embraced by Nigerian society. Failure to properly segregate waste can lead to diseases such as diarrhea. This research aimed to evaluate the effectiveness of solid waste segregat...

Soil fertilization with fertilizers derived from renewable sources is a topic of great interest in terms of the sustainable management of organic waste. To optimize the management of nitrogen supplied to the soil with digestates, it is necessary to deepen knowledge on the process of mineralization of organic nitrogen over time. In this research, a...

The mechanism of slagging in municipal solid waste incinerators is complex, and the slagging process is simultaneously affected by the composition, temperature, and flue gas flow. In this study, slag samples on a water-cooled wall were first analysed, and the key components and fusion temperatures were measured. Second, a gas-phase combustion model...

Fugitive emissions of methane (CH4), carbon dioxide (CO2), and hydrogen sulfide (H2S) from municipal solid waste landfills are major environmental concerns. To address this, a biogeochemical cover (BGCC) system is developed to mitigate these emissions. This study evaluates the effectiveness of the BGCC in comparison with a conventional soil cover (...

Approximately 40–50% of municipal solid waste is organic and causing biogenic malodor and infections, due to inefficient treatment methods. Biorefinery-based bioremediation and valorization is in vogue against these conventional strategies since it combines unit operations for better efficiency and productivity. Deriving inspiration, the proposed s...

This paper aims to offer strategic management recommendations for the incorporation of circular economy principles into municipal solid waste management and to disseminate knowledge regarding the implementation of this concept within local communities. This research combined systematic literature reviews with qualitative methods, utilizing content...

Anaerobic digestion (AD) is a green biotechnology feed with various materials, including wastewater sludge and organic fraction of municipal solid waste (OFMSW). Even if a viral contamination of the organic materials is present, the persistence of the viruses in the effluent after the anaerobic treatment is not yet well known. This study aims to as...

This study investigates the integration of recycled concrete aggregate (RCA) in landfill cover systems as a sustainable alternative to natural aggregates. The research primarily examines the interaction of RCA with geomembranes by determining the interface friction angle between RCA drainage layers and geomembranes through large-scale direct shear...

The world's increasing human population and industrial activities have resulted in an enormous rise in energy consumption throughout the years. A severe attention has developed regarding an impending energy crisis caused by the depletion of fossil fuel supplies and their contribution to environmental degradation. As a result, it is necessary to inv...

Calcium sulphoaluminate (CSA) cements have proven to be a viable alternative to ordinary Portland cement (OPC) due to their advantageous attributes such as reduced CO 2 emissions and lower energy requirements during their production. These qualities contribute to ongoing efforts to advance sustainable practices and materials in the construction ind...

Urgent needs to mitigate climate change and reduce waste generation require collaborations between sectors. We examine the impacts of the potential recycling of ashes from the incineration of urban waste streams such as municipal solid waste, sewage sludge, and biomass within the construction sector. We perform material flow analysis to estimate th...

Refuse-derived fuel (RDF) produced from the processing of municipal solid waste (MSW) has a high content of biomass and plastics. Pyrolysis of RDF produces a bio-oil which is highly oxygenated, viscous, acidic with a high moisture content and unsuitable for direct use in conventional combustion systems and consequently requires upgrading. A novel p...

An increase in population and industrialization has been causing extension of cities and hence huge amount municipal waste generation (MSW) and disposal problems. Poor disposal facilities of MSW have been causing air pollution due to open dumping, surface water pollution in the form of surface runoff in rainy season and groundwater contamination du...

Landfilling of municipal solid waste (MSW) is a common waste management practice in municipalities of developing countries, including Cameroon, but contributes significantly to greenhouse gas (GHG) emissions and climate change. However, methane gas generated can be turned into renewable energy through waste-to-energy processes and address the energ...

Municipal solid waste incineration (MSWI) fly ash, containing substantial amounts of calcium (Ca), chloride (Cl), and other valuable elements, offers promising potential as a raw material for carbon capture, utilization (CCU), and alkali production. Despite numerous approaches being explored to enhance calcium ion leaching from fly ash, the combine...

With the growth of the industrial aluminum smelting sector, and the increasing proportion of incineration treatment in the field of waste management and disposal, there has been a corresponding increase in the production of secondary aluminum dross (SAD) and municipal solid waste incineration fly ash (MSWIFA) annually. In this research, ceramsite i...

Incineration contributes about 10% of metals emission in Europe and leaching of metals from reuse or landfilling of incineration products remains a global concern. Thus, evaluating metal distribution in incineration residues is critical. The present study highlights the distribution of selected metals, Zn, Mn, Ni, Co, Fe, Cr, Al, Cu, and Pb, in inc...

This study addresses the pressing need for standardized methodologies to quantify microplastics (MPs) within the fine fraction of municipal solid waste (MSW), often overlooked despite its potential environmental impact. Five extraction protocols were evaluated to identify the most effective method for isolating MPs in fine waste. These were specifi...

The present study investigated the genomic and functional potential of Burkholderia contaminans PB_AQ24, a bacterial strain isolated from the municipal solid waste dumpsite, for boosting the growth of Dendrocalamus strictus (Male bamboo) seedlings. The isolated strain exhibited high potency for metal solubilization and ACC (1-Aminocyclopropane-1-ca...

Purpose This study deals with the possibility of adding some of the removed and appropriately crushed bituminous conglomerate (here called simply asphalt), as well as compost from municipal solid waste recycling, to urban depaved soils to be used as green areas, to reduce disposal costs. Methods For this purpose, we conducted a 5-month long pot ex...

The treatment or utilization of municipal solid waste (MSW) is a topic of intense global concern. Life cycle assessment (LCA), as applied to municipal waste, has recently attracted significant attention from researchers. The life cycle of MSW encompasses a series of processes, beginning with waste generation and ending with its final disposal. This...

The relationship between the cellulose/lignin (C/L) ratio and degradation rate of municipal solid waste (MSW) in landfills remains unclear. In this study, the USA National Renewable Energy Laboratory (NREL) method was employed to determine the cellulose and lignin contents of MSW at different stages of aging. A normalized degradation-stabilization...

Landfill biomining is indeed a promising eco-friendly approach to sustainably manage and reclaim old dumpsites. Soil like fractions of < 8–10 mm size, also known as bioearth or good earth constitute a substantial part of the legacy waste. Detailed characterization is necessary to meet regulatory standards for the safe use of bioearth and minimize i...

The unique properties of nanomaterials offer vast opportunities to advance sustainable processes. Incidental nanoparticles (INPs) represent a significant part of nanomaterials, yet their potential for sustainable applications remains largely untapped. Herein, we developed a simple strategy to harness INPs to upgrade the waste-to-resource paradigm,...

Food wastes, municipal solid wastes, sewage sludge, plant’s materials, animal biomasses, aquatic and terrestrial wastes, agricultural and forestry wastes, industrial and domestic wastes and many other lignocellulosic biomasses are considered...

The objective of the current study is to improve the strength and drainage capabilities of compressible clayey soil through the utilization of waste-to-energy plant ash. Numerous experiments, including consistency limits tests, compaction tests, unconfined compressive strength, California bearing ratio tests, and permeability tests, have been carri...

Purpose: This paper aims to ascertain the biochemical methane potential of organic waste generated in Kumasi for renewable energy production. Design/Methodology/Approach: A quantitative experimental approach was employed on Batch anaerobic digestion experiments, and methane yields were analysed with kinetic models. Findings: The modified Gompertz m...

Organic wastes can be transformed by bioelectrochemical systems (BES) in useful products. • Biochar can be used producing low-cost cathode reducing BES cost. • Kitchen waste (OW) and wood chips (WC) biochar were used for cathode production. • WC-based electrodes performed better than OW-based ones. • BET surface and graphite-like structure explaine...

Municipal solid waste (MSW) is a continuous environmental challenge in the modern world. Thus, this study aims to compare the knowledge of MSW management (MSWM) and Health Belief Model (HBM)-related perceptions between experimental and control groups before and after implementing the 5Rs (Refuse, Reduce, Reuse, Repair, and Recycle) with the HBM pro...

The excessive usage and limited availability of fossil fuels have put enough impetus on researchers to find alternative energy sources to control the energy crisis and reduce climate change. To mitigate environmental impact while generating clean energy, researchers and energy experts are particularly focused on harnessing energy from bioresources...

In recent years, in response to an increased demand for renewable energy sources, there has been a rise in the rate of energy recovery from municipal solid trash. This study analyses the feasibility of employing a variety of energy recovery methods to produce clean power from municipal solid waste (MSW). The conversion of MSW into a variety of usea...

Municipal solid waste (MSW) can be used to reduce reliance on fossil fuels and help transition towards a circular economy. The MSW supply chain is complex and needs to be optimized to minimize total supply chain costs. There are few studies on the integrated optimization of the MSW supply chain with a waste-to-energy (WtE) conversion facility. This...

This study assesses the sustainability of a hydrogen-based port in a socioeconomically challenged region by analyzing three hydrogen production chains: Blue, Green, and Brown. Using energy, exergy, environmental, and economic metrics, the study specifically evaluates the depletion number, a measures of resource recovery and recycling. The Green cha...

Municipal solid waste (MSW) management presents significant environmental challenges, especially with increasing urbanization and population growth. This study assesses the environmental impacts of MSW, focusing on waste composition, management practices, and their effects on air, water, and soil quality. The primary objective is to evaluate how MS...

The collection and transportation of municipal solid waste create a significant energy and carbon footprint, resulting in a significant environmental impact. Proper waste management organization is necessary to minimize this impact. This research aims to identify differences and similarities in waste collection sectors, distinguish affiliation clus...

To address the dual challenges of reducing carbon emissions and operating costs in municipal solid waste collection, this paper investigates the vehicle routing problem (VRP) for municipal solid waste collection and transportation, which significantly affects the transportation costs and efficiency. An analysis has shown substantial disparities in...

This study evaluates the effectiveness of Calcium Hydroxide (Ca(OH)₂) injections for reducing acid gas emissions during municipal solid waste incineration facility in Dunswart, South Africa. The primary goal was to determine whether Ca(OH)₂ could effectively decrease emissions of sulfur dioxide (SO₂), hydrogen chloride (HCl), nitrogen oxides (NOx),...

This research examines the possibility of the washing process as a supplementary operation after extensive extended physical separation sequences for processed incinerator bottom ash (pr.IBA), which is the mineral fraction resulting from conventional separation operation of municipal solid waste (MSW) incinerator bottom ash (IBA) in Germany. Citric...

The improper handling of waste generation ultimately harms living organisms and their environment. It is evident from the analysis that Municipal Solid Waste (MSW) has a high percentage of biodegradable waste; thus, composting could be considered a sustainable and systematic approach. Composting yard waste helps reduce the load on the disposal site...

The objective of this study was to evaluate the composition and characteristics of the generated municipal solid waste (MSW) in order to obtain information about the quantity of recoverable plastic at Bukit Bakri landfill Muar, Malaysia. Solid waste sampling and laboratory analysis were carried out according to the random sampling method based on A...

Municipal Solid Waste (MSW) Management continues to remain as one of the most challenging task in urban development. Despite the fact that the core environmental impact is linked to the emissions of landfill gases of MSW, the production of collection bins for Temporary Storage (TS) of MSW, also makes a substantial contribution to environmental impa...

The present study was carried out to assess the degrading efficiency of the fungal consortium (Cellulolytic fungi - Paecilomyces variotti and Chaetomium globosum, lignolytic fungi – Pleurotus florida and Tramates versicolor and actinomycetes - Streptomyces lavendulae and Thermobifida fusca ) in converting the Municipal solid waste (MSW) and Water h...

The Environmental Kuznets curve is a hypothetical relationship between various indicators of environmental degradation and income per capita. In the early stages of economic growth degradation and pollution increases, but beyond some level of income per capita it tends to reverse, so that at high economic growth leads to environmental improvement....

The current study aim to evaluating the composting in bins for organic fraction municipal solid waste and tracking the changes in physio-chemical and microbial characteristics such as Temperature, pH, C/N ratio and total viable count, total streptomyces, total coliform and pathogenic microorganisms as total Salmonella Shigella count. Seven treatmen...

It is important to assess the temporal evolution of environmental impacts arising from municipal solid waste (MSW) under different policies, especially in China. However, most previous research has primarily focused on the effects of policies at the system management level, neglecting their influence on technical-level implementation, which comprom...

The recycle treatment of the municipal solid wastes (MSW) has become an integrated part of the development of recycle economy, it not only helps to alleviate the ecological environment problems brought by a large number of the MSW in the fast development of urbanization in China, but also can obtain urban economic development and some resources whi...

Open dumping of municipal solid waste (MSW) is prevalent in India, posing significant environmental and health hazards. This research advocates for Integrated Solid Waste Management (ISWM) as a sustainable solution to mitigate these impacts. We project a dramatic rise in MSW generation by 2031, highlighting the urgency for action. Through life cycl...

This study explores the transformative potential of low-cost digital twin systems, integrated with IoT, AI, and machine learning, to enable real-time monitoring, efficient management, and predictive insights for municipal solid waste, offering an optimized solution for smart cities. A digital twin framework is proposed with possible use cases. To m...

Purpose The water-based cooldown process (quenching) of Municipal Solid Waste Incineration Bottom Ash (MSWI BA) after incineration may adversely affect its leaching by forming a highly contaminated quench layer on BA particles. A model is proposed to rapidly estimate the leaching of potentially toxic elements from this MSWI BA quench layer. Method...

To correctly address the complex and challenging task of waste management, urban societies have developed and implemented waste management policies. However, authorities in developing countries are still struggling to establish waste management policies and provide acceptable waste management systems. This study examines the current Municipal Solid...

Poultry litter waste management poses a significant global challenge, attributed to its characteristics (odorous, organic, pathogenic, attracting flies). Conventional approaches to managing poultry litter involve composting, biogas generation, or direct field application. Recently, there has been a surge of interest in a novel technology that invol...

Groundwater contamination from municipal solid waste landfills is a global issue, including South Africa. The Robinson Deep landfill (RDL) in Johannesburg lacks necessary leachate collection and handling facilities, has a shallow groundwater table, and no groundwater quality forecast tool. This situation poses a risk of groundwater contamination. T...

This study examines the impact of inadequate urban planning on municipal solid waste management (MSWM) in the Niger Delta Region (NDR) of Nigeria. The continuous migration and high concentration of people, administration and industrial activities in the region with little or no implementation of urban planning procedures during the development of t...

This study presents the energy, economic, and environmental implications of a hybrid multigeneration system from waste-solar energy in the Mae Moh District of Lampang Province. The survey data imply a total municipal solid waste (MSW) generation of 17.85 Ton/d, with 31.63% of this being combustible waste. Combustion heat is used to produce hot flui...

Context of the research: This study looks at the separation of Urban Solid Waste (MSW) at the origin, in the perspective of convergence with SDG 12 and the adoption of practices conducive to the mitigation of the harmful effects of waste on the environment. Preserving the environment is the responsibility of all active forces in society. The notion...

A field experiment was conducted during February–May of 2023–2024 at V.O. Chidambaranar Agricultural College and Research Institute, Killikulam, to evaluate and study the effect of organic amendments with the combination of soil test crop response (STCR) based inorganic fertilizers on crop productivity, nutrient uptake, economic and soil fertility...

The disposal of municipal solid waste (MSW) in urban areas is a big issue nowadays in most of the countries. Developing countries like India are struggling with the continuous indiscriminate disposal of MSW due to rapid increase in the urbanization, industrialization, and human population growth. The mismanagement of MSW causes adverse environmenta...