Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 57 for “"municipal waste"”.
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Characterization of municipal waste waters
… in the activated sludge method of treating wastewater. The functions of the single sludge system have expanded from carbonaceous energy removal to include progressively nitrification, denitrification and phosphorus removal, all mediated biologically. Not only has the system configuration and …
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Compost marketing guidelines for solid municipal waste management in India
India has a waste problem. With the world's second largest population at 1.252 billion individuals, a population density of 382 persons per square kilometer and consumer behavior demanding a higher standard of life and preferences for more goods, the Indian municipal waste management systems are …
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Framework for an analytical-deliberative process for municipal waste management decision making.
… in decision-making since public acceptance of municipal waste facilities is integral to delivering effective waste strategies. This study explores the potential for adopting an analytical-deliberative process in a UK waste management context. It addresses questions of perception, interests, the …
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Economic and system feasibility study of municipal waste stowage in underground coal mines
Public concern about surface disposal of municipal waste offers the mining industry potentially enormous economic and environmental opportunities. If underground space created by mining can successfully be utilized for safe waste stowage during the mining process, there will be immediate and …
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The toxicity of ozonated secondary-treated municipal waste effluent to blue-gill sunfish
The toxicity of an ozonated, secondary-treated municipal waste effluent to bluegill sunfish was investigated in a continuous-flow bioassay system. Four bioassay experiments were conducted, one with untreated secondary effluent and three with ozonated, secondary effluent. Ozone was applied at …
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A comparative study of municipal waste disposal practices and management in the Breede River District Council and the Cape Metropolitan Area
Solid waste management is a phenomenon that has been researched for many years. With the development of industries and commerce, waste inputs into waste management programs are crucial, since these are the sectors responsible for the generation of waste and thus the inputs are invaluable when …
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Vilniaus miesto gyventojų komunalinių atliekų tvarkybos įpročiai /
Relevance of the topic. The amount of municipal waste generated is increasing worldwide due to rapid urban development and population growth, with obvious and dramatic consequences for human health and the environment. With the increasing amount of municipal solid waste generated, sustainability …
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Evaluation of Continuous Flow Constructed Wetlands Treating Swine Waste
… natural wetlands the same concept was applied to municipal waste. It is the success of constructed wetlands treating municipal waste that created the new idea for the application of a wetland system to treat wastewater from livestock facilities. Through proper design and management, constructed …
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Biochemical Changes in Anaerobic Digest From a Static Pile and an In-Vessel Composting Reactor.
Increasing quantities of solid waste production by our society is beginning to cause severe problems with disposal. Municipal production alone amounts to 150 million tons annually (14). Rural production represents less of a problem since farmers have been recycling manure and other farm wastes back …
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Mining Manhattan : a new urban model for recycling electronic waste
This thesis proposes an electronic waste recycling center in downtown Manhattan as the test site for a new ecosystem of material production and consumption. Discarded electronic materials represent the single fastest growing source of municipal waste, which is often illegally exported to developing …
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An assessment of household hazardous waste collection
… collect and dispose of "household hazardous waste." Although it is difficult to define, household hazardous waste is generally considered to be any chemical waste generated in a family dwelling which, if disposed of improperly, may be harmful to human health or the environment. Growing …
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Nothing Unwanted: Prototyping Matter out of Place
… with reclaimed materials. The design of waste, inevitably, often symbolizes the separation between society and its waste, marked by an intention to remove, re-form, and re-standardize. Zero-waste systems and circular economy often inadvertently create hidden wastes, labor, and carbon …
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What is measured is managed : statistical analysis of compositional data towards improved materials recovery
… minimizing the end-of-life impact of solid waste has become a critical challenge. Cost-effective methods of quantifying and tracking municipal solid waste contents and disposal processes are necessary to drive and track increases in material recovery and recycling. This work presents an …
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Anaerobic Co-digestion of Microalgae with Food Waste and Wastewater Sludge
… of microalgae biomass harvested from a wastewater treatment pond facility with locally-available wastes. The goal was to produce high methane yields and stable digestion without the need for supplemental alkalinity addition. A key research question was if algae digestion could be …
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An investigation into biological treatment of fruit cannery wastes
… proximity to both the farms and railheads. The wastewaters generated by the numerous canneries vary greatly in composition - being dependent upon the particular fruit or vegetable being processed. The wastes generally have high BOD or COD concentrations (mainly due to sugars and starches) and …
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Wasteways : regimes and resistance on the path to sustainable urban infrastructure
… recent years, however, critics have shown that municipal recycling programs are not always environmentally beneficial. Municipal waste management programs are, nevertheless, a key lever through which cities can influence material consumption, which is a driver of ecological overshoot and …
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Accelerated carbonation of municipal solid waste incineration residues
Incineration can reduce the mass and volume of municipal waste significantly but produces solid waste in the form of bottom ash and air pollution control (APC) residues. Landfill is currently the most commonly used disposal option for these ash residues, however, the impact of hazardous compounds …
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Essays on Waste Generation
… key gaps in the literature on sustainability and waste management by investigating the complex interrelationships between waste generation, selective collection systems, and environmental behavior. Although the individual chapters focus on different aspects of the topic, together they form a …
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Analysis of key requirements for effective implementation of biogas technology for municipal solid waste management in sub-Saharan Africa: a case study of Kigali City, Rwanda
Effective management of municipal solid wastes continues to be a major challenge in rapidly growing cities of developing countries. Inadequate waste disposal remains rampant thus posing a serious threat to the environment and public health. The use of biogas technology in the management of …
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Assessment of a Fixed Media Partial Denitrification/Anammox Process Startup in a Full-Scale Treatment Train
… denitrification anammox (PdNA) is an emerging wastewater treatment technology with the potential to increase process capacity and save on energy and carbon. PdNA circumvents potential issues with stability of the more familiar mainstream partial nitritation anammox (PNA) process. The PdNA …
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