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Books > Earth & environment > The environment > Waste management
Waste generation from industrial and domestic sectors is imposing a very challenging environment and the intervention of biotechnology offers a viable solution for their effective management. This book deals with the employment of biotechnological aspects for waste treatment including the basic concepts, biochemical processes, and various technologies for pollutant reduction and production of value-added products for a cleaner environment. It covers different aspects of biotechnology in the conservation of environment dealing with the sustainable management of waste through the concept of waste-to-economy along with the management of environmental pollutants and natural resource conservation. Focuses on ecological approaches i.e., the use of biocatalysts and biotechnological approaches for waste management Explores the different biotechnology-based solutions for the removal of environmental pollutants Covers various microbiological routes, technological options for waste to energy, removal of contaminants, and the production of value-added products Reviews the bioremediation potential of microbial strains and enzymes Explores the significant routes of biotechnological means of obtaining eco-friendly products substituting the hazardous chemical-based products This volume is aimed at researchers and professionals in environmental, biotechnology, and chemical engineering.
This book introduces the growing problem of microplastics pollution in the soil and aquatic environment and its interaction with other chemical pollutants. Further, it provides a detailed review of existing analysis techniques for characterization, separation, and quantification of microplastics including their merits and demerits with possible suggestions. Additionally, the regulatory need and actions for improving the economic and quality of plastic recycling, curbing microplastic littering, and stakeholders, researchers, and recyclers challenges are reviewed comprehensively. Priorities are identified to bridge the knowledge gaps for appropriate management of existing challenges. Features: Provides a comprehensive description of the fate and environmental impact of microplastics, along with various characterization methods Overviews the interaction of microplastics with other toxic chemicals and further their transportation in environment Explains how microplastics enter in environment and its effect on biota and human health Analyses existing analytical techniques for characterization of microplastics Describes societal awareness related to use of plastic and discarding This book focusses on graduate students, researchers in environmental engineering, ecological engineering, chemical and biological engineering, plastics and material sciences/engineering, waste management. materials science.
Waste electrical and electronic equipment (WEEE) generation is a global problem. Despite the growing awareness and deterring legislation, most of the WEEE is disposed improperly, i.e. landfilled or otherwise shipped overseas, and treated in sub-standard conditions. Informal recycling of WEEE has catastrophic effects on humans and the environment. WEEE contains considerable quantities of valuable metals such as base metals, precious metals and rare earth elements (REE). Metal recovery from WEEE is conventionally carried out by pyrometallurgical and hydrometallurgical methods. In this PhD research, novel metal recovery technologies from WEEE are investigated. Using acidophilic and cyanide-generating bacteria, copper and gold were removed from crushed electronic waste with removal efficiencies of 98.4 and 44.0%, respectively. The leached metals in solution were recovered using sulfidic precipitation and electrowinning separation techniques. Finally, a techno-economic assessment of the technology was studied. This research addresses the knowledge gap on two metal extraction approaches, namely chemical and biological, from a secondary source of metals. The essential parameters of the selective metal recovery processes, scale-up potential, techno-economic and sustainability assessment have been studied.
Construction and Demolition Waste (CDW), from the construction, maintenance, renovation and demolition of buildings and structures, represents a large proportion of the waste in industrialized societies. Compared to other forms, such as household waste, more than 90% of CDW can be used as a resource and a substitute for construction materials, especially for primary, natural raw materials. Reuse, recovery and recycling depends on the quality and market for the materials, and the environmental impact of the processes for conversion of CDW from old structures to its use in new structures. However, the utilization today of CDW products as secondary resources is marginal. Most CDW is deposited or used as fill material, and the opportunities of high quality recycling are generally neglected. This book presents the opportunities for the sustainable and resource efficient utilisation of CDW, focusing on recycling of concrete and masonry as the major forms of CDW. The recycling of gypsum, timber, mineral wool, asphalt and other types are also described. Its aim is to present a chain of value and material streams in the transformation of obsolete buildings and structures into new buildings and structures. It takes a holistic view, focusing on the lifecycle economy (the circular economy) and integrated management aspects of various scenarios ranging from high industrial urban renewal to debris removal and management after disasters and conflicts. It is based on the authors 35 years of research and development combined with practical international experience within the demolition and recycling area. It addresses students, architects, civil engineers, building owners, public authorities and others working in urban planning, demolition and resource management in the building and construction sector and in the reconstruction of damaged buildings after disasters and wars.
An essential guide for every person on earth to help save our planet. How do we live more gently on our planet? Can we put a stop to the environmental disasters that loom larger every day? These burning questions are on everyone’s mind. Wise About Waste addresses these urgent issues by providing a practical guide to reducing the waste we generate. Well-known author, academic and activist Helen Moffett looks at how we can all create less waste, and use resources more wisely. She tackles plastic waste, energy waste, food waste, manufacturing waste and much more – from homes to businesses, from immediate actions to long-term plans, there’s a strategy for everyone. With over 150 practical tips and ideas, from the tiny and the quirky to the big and the dramatic, Wise About Waste can help us work towards waste-wise lifestyles. While there are tough questions and even tougher answers, these go hand-in-hand with reasons for hope and a good dash of humour.
This book provides a comprehensive and up-to-date discussion of breakthroughs on additive manufacturing for plastic material recycling to boost a circular economy. It offers new ideas of combining/hybridizing processing methods that work as a source of information for manufacturers in making new and strategic product development plans. Additive Manufacturing for Plastic Recycling: Efforts in Boosting a Circular Economy provides a critical, comprehensive, methodological, and strong state-of-the-art work on the processing of thermoplastic and thermosetting along with new directions and applications. It describes the common and hybrid approaches of recycling processes and includes theoretical and practical ideas of combining/hybridizing processing methods with the use of fused deposition modelling, which is one of the low-cost additive manufacturing techniques. The book also discusses mechanical twin-screw extrusion followed by case studies for developing hybrid composite structures for biomedical and structural applications. Recent innovations in melt processing for recycling and the fundaments, process parameters investigations, and applications for new product development are also presented. This book is a first-hand reference source of information for academic scholars and commercial manufacturers for making strategic development plans for new product development.
Though we are the most wasteful people in the history of the world, very few of us know what becomes of our waste. In Waste Away, Joshua O. Reno reveals how North Americans have been shaped by their preferred means of disposal: sanitary landfill. Based on the author's fieldwork as a common laborer at a large, transnational landfill on the outskirts of Detroit, the book argues that waste management helps our possessions and dwellings to last by removing the transient materials they shed and sending them elsewhere. Ethnography conducted with waste workers shows how they conceal and contain other people's wastes, all while negotiating the filth of their occupation, holding on to middle-class aspirations, and occasionally scavenging worthwhile stuff from the trash. Waste Away also traces the circumstances that led one community to host two landfills and made Michigan a leading importer of foreign waste. Focusing on local activists opposed to the transnational waste trade with Canada, the book's ethnography analyzes their attempts to politicize the removal of waste out of sight that many take for granted. Documenting these different ways of relating to the management of North American rubbish, Waste Away demonstrates how the landfills we create remake us in turn, often behind our backs and beneath our notice.
Every practicing environmental engineer should already have a firm grasp on the basics of hazardous waste site remediation-the key to confronting a site problem, and devising an effective solution.
Packed with simple and practical ways to start reducing the amount of plastic you use, How to Go Plastic Free will show you how to eliminate plastic from your life, one step at a time. With 100 easy-to-follow tips championing the plastic-free cause, this is the stress-free, guilt-free guide to: * Getting started simply * Plastic-free eating and drinking * Maintaining the lifestyle you love, without plastic * Shopping responsibly and resourcefully * Creative ways to phase plastic out of your life.
Interest in green and sustainable design is growing throughout the world. Both national and local governments are active in promoting reuse and recycling in order to reduce the amount of waste going to landfill. This guide identifies how building designers and constructors can minimize the generation of waste at the design stage of a building project by using reclaimed components and materials. Authoritative, accessible and much-needed, this book highlights the opportunities for using reclaimed components and materials and recycled-content building products for each element of a building, from structure and foundations to building services and external works. Current experience is illustrated with international case studies and practical advice. It discusses different approaches to designing with recycling in mind, and identifies the key issues to address when specifying reclaimed components and recycled materials in construction work. This book will be invaluable for building professionals including architects, specifiers, structural and service engineers, quantity surveyors, contractors and facilities managers as well as students of architecture and civil engineering. Published with NEF
WINNER: 2020 International Solid Waste Association Publication Award Among other factors, rapid global population growth, our development model and patterns of production and consumption have increased waste generation worldwide to unsustainable rates. This rise has led to crises in many countries where waste management practices are no longer sound. Global Waste Management outlines the emerging global waste crisis considering the perspectives of developed and developing countries around the world and the international relationships between them. This book provides an ecological viewpoint as well as studying these problems from a legal and justice standpoint. Global Waste Management contextualises the problems faced when dealing with waste including the causes and origins. Focus is given to cross border waste transfer, as an ongoing and controversial practice, making waste management a global matter. This book scrutinizes existing international, European and Brazilian regulation on waste to highlight the complexity of the subject and the weaknesses of the law. Using a critical and socio-ecological approach, the book proposes an original model of governance to support a new system of global waste management that takes into account ecological sustainability and social justice to overcome the waste crisis. To create these models, a theoretical framework on socio-ecological justice is developed and combined with different discourses and theories described throughout the book. This is the essential guide to understanding the global waste crisis and the future of waste management.
The book offers comprehensive coverage of the many essential topics in the subject including: Environmental factors and DNA damage Molecular mechanisms associated to DNA damage by various environmental ( Physical, Chemical and Biological) factors Synergistic effects of environmental factors Phytochemicals acting both as DNA protectants and genotoxicants Experimental models for study of genotoxic potential of environmental factors and protection by phytochemicals
Zsuzsa Gille combines social history, cultural analysis, and environmental sociology to advance a long overdue social theory of waste in this study of waste management, Hungarian state socialism, and post Cold War capitalism. From 1948 to the end of the Soviet period, Hungary developed a cult of waste that valued reuse and recycling. With privatization the old environmentally beneficial, though not flawless, waste regime was eliminated, and dumping and waste incineration were again promoted. Gille s analysis focuses on the struggle between a Budapest-based chemical company and the small rural village that became its toxic dump site."
This book compiles many different treatment options and best practices for the treatment and recycling of municipal solid waste from all over the globe, factoring in cost-effectiveness, sanitation, and environmental degradation. Important to professors, researchers, students, policymakers, and municipal offices, this informed book looks into innovative waste management systems from a number of developing countries, which may prove useful to developed countries of the world as well.
This open access book provides a cross-sectoral, multi-scale assessment of marine litter in Africa with a focus on plastics. From distribution, to impacts on environmental and human health, this book looks at what is known scientifically. It includes a policy analysis of the instruments that currently exist, and what is needed to help Africa tackle marine litter-including local and transboundary sources. Across 5 chapters, experts from Africa and beyond have put together a summary of the scientific knowledge currently known about marine litter in Africa. The context of the African continent and future projections form a backdrop on which the scientific knowledge is built. This scientific knowledge incorporates quantities, distributions, and pathways of litter into the marine environment, highlighting where the impacts of marine litter are most felt in Africa. These impacts have widespread effects, with ecological, social, economic, and human health repercussions. While containing detailed scientific information, this book provides a sound knowledge base for policymakers, NGOs and the broader public.
Compost Utilization in Production of Horticultural Crops provides information for the compost industry to develop horticulture production efforts and techniques. This highly practical book contains information applicable to current production issues facing the fruit and nuts, vegetable, and ornamentals and turfgrass industry. Written by scientific experts, chapters evaluate the uses of compost for greater crop yields and decreased plant disease and pesticide application, irrigation water and fertilizer demand. Considering compost use increases carbon sequestration, the book provides guidelines on converting safe waste materials into composted soil amendments while minimizing negative impacts on the environment. Chapters cover the diversity and variability on compost uses of available feedstocks; composting methods, application rates, methods and timing; and considers the benefits of application alone or combined with other organic or inorganic nutrient sources. Practical reference for regular use by professionals in compost and horticulture industries. Presents information for both agricultural and waste management. Addresses the effects of compost on soil health and food safety. Discusses compost quality and compost as a supplement in soil fertility programs. Features information on compost nematodes management, compost teas effect on foliar diseases, and the economic impact of compost on crop production. This book is essentail reading for fruit and nuts, vegetable, ornamental, landscape and turfgrass producers; waste and compost industry representatives, consultants and regulators; and academic plant and soil science researchers.
This work presents the findings of an extensive study on the state-of-the-art regarding the problem of food waste in Belarus, Estonia, Germany, Latvia, Lithuania, Poland and Sweden. The results show that the problem of food waste can be found at different levels in each country and that our knowledge of it is limited by the current lack of studies in the area. The problem is primarily due to food waste generated by the manufacturing sector, mostly in the form of unused or inefficiently used by-products, as well as on a share of food thrown away by households that is still suitable for human consumption. The main reduction/prevention method, applied across the countries, is food donation; the remaining methods are the same ones used for biodegradable waste in the respective countries. The findings gathered in this study show a number of potential measures/methods for sustainable food waste management, which may be considered in future works in order to reduce the amounts of food waste generated in each of the aforementioned countries.
As recently as the 1880s, most American cities had no effective means of collecting and removing the mountains of garbage, refuse, and manure-over a thousand tons a day in New York City alone-that clogged streets and overwhelmed the senses of residents. In his landmark study, Garbage in the Cities, Martin Melosi offered the first history of efforts begun in the Progressive Era to clean up this mess. Since it was first published, Garbage in the Cities has remained one of the best historical treatments of the subject. This thoroughly revised and updated edition includes two new chapters that expand the discussion of developments since World War I. It also offers a discussion of the reception of the first edition, and an examination of the ways solid waste management has become more federally regulated in the last quarter of the twentieth century. Melosi traces the rise of sanitation engineering, accurately describes the scope and changing nature of the refuse problem in U.S. cities, reveals the sometimes hidden connections between industrialization and pollution, and discusses the social agendas behind many early cleanliness programs. Absolutely essential reading for historians, policy analysts, and sociologists, Garbage in the Cities offers a vibrant and insightful analysis of this fascinating topic.
Fresh Kills-a monumental 2,200-acre site on Staten Island-was once the world's largest landfill. From 1948 to 2001, it was the main receptacle for New York City's refuse. After the 9/11 attacks, it reopened briefly to receive human remains and rubble from the destroyed Twin Towers, turning a notorious disposal site into a cemetery. Today, a mammoth reclamation project is transforming the landfill site, constructing an expansive park three times the size of Central Park. Martin V. Melosi provides a comprehensive chronicle of Fresh Kills that offers new insights into the growth and development of New York City and the relationship among consumption, waste, and disposal. He traces the metamorphoses of the landscape, following it from salt marsh to landfill to cemetery and looks ahead to the future park. By centering the problem of solid-waste disposal, Melosi highlights the unwanted consequences of mass consumption. He presents the Fresh Kills space as an embodiment of massive waste, linking consumption to the continuing presence of its discards. Melosi also uses the landfill as a lens for understanding Staten Island's history and its relationship with greater New York City. The first book on the history of the iconic landfill, Fresh Kills unites environmental, political, and cultural history to offer a reflection on material culture, consumer practices, and perceptions of value and worthlessness.
This book introduces advanced or emerging technologies for conversion of wastes into a variety of high-value chemicals and materials. Energy and resources can be recovered from various residential, industrial and commercial wastes, such as municipal wastewater and sludge, e-waste, waste plastics and resins, crop residues, forestry residues and lignin. Advanced waste-to-resource and energy technologies like pyrolysis, hydrothermal liquefaction, fractionation, de-polymerization, gasification and carbonization are also introduced. The book serves as an essential guide to dealing with various types of wastes and the methods of disposal, recovery, recycling and re-use. As such it is a valuable resource for a wide readership, including graduate students, academic researchers, industrial researchers and practitioners in chemical engineering, waste management, waste to energy and resources conversion and biorefinery.
In the past 13 years since the publication of Longwall Mining, 2nd edition in 2006, although there have been no major changes in longwall mining technology and operations, many incremental developments in the whole system as well as various subsystems of the existing longwall mining operational technologies as detailed in the 2nd edition have been added to this edition. Major developments are automation, and health and safety technology, as well as equipment reliability, thereby greatly increasing productivity and cutting cost. In particular, the longwall system can now run automatically cut by cut forever without operators' intervention provided that the geology allows it. Other health and safety features such as LASC, personal proximity detection, color lighting, automatic shield water sprays and remote shearer control are fully operational. There are more than 7000 sensors installed in current longwall mining systems. The big data obtained and fast communication technology have been fully utilized to improve and solve operational problems in real time. Those features are fully documented in the new edition. In pursuit of high productivity and cutting cost, life cycle management that increases equipment reliability has been implemented by OEM. Automation improvement such as tail-end automatic chain tensioner greatly extends AFC chain's service life. Other incremental improvements including dust and methane controls, entry development, panel design and face move are addressed. Additional operational issues such as extension of panel width and compatibility test are also discussed. Since the last plow longwall mine was closed in 2018, the chapter on plow longwalling has been dropped and in its place Automation of Longwall Components and System is added. Also, a new chapter Longwall Top Coal Caving Mining (LTCC) is added due to its successful application in Australia since 2005. Longwall Mining, 3rd edition will be of interest to professionals and academics in the field of mining engineering specifically, serving both as a reference work and an (under)graduate textbook, but will also interest civil, geomechanical and geological engineers and rock mechanics professionals, as well as coal operators, mining consultants, researchers, equipment manufacturers, and government regulators.
The only step-by-step guide to an exciting new chemical management and waste minimization methodology Over the past decade, a revolutionary new approach to chemical supply has emerged that dramatically reduces chemical waste and chemical costs while improving company performance. Known as Shared Savings Chemical Management, it has already yielded astonishing results for several major North American manufacturing firms and numerous other companies. The first complete guide to this innovative chemical management methodology, Chemical Management acquaints you with Shared Savings principles and shows you how to put them to work in your company. Thomas Bierma and Francis Waterstraat Jr. explore the environmental, health and safety, purchasing, inventory, tracking, waste disposal, and other major problems inherent to traditional chemical supply programs, and clearly explain how and why a Shared Savings Chemical Management program helps minimize or completely eliminate those problems. With the help of fascinating case studies, they demonstrate how Shared Savings techniques are currently being applied in five extremely successful plants belonging to GM, Ford, Chrysler, and Navistar International. What’s more, they provide you with a complete, step-by-step blueprint for designing and implementing a Shared Savings program tailored to your company. Chemical Management is an indispensable resource for manufacturing managers, purchasing managers, environmental managers, health and safety managers, and others charged with developing more effective chemical waste minimization strategies for their companies.
With the increased interest in and demands for compost from commercial horticultural industries, composting is on the verge of becoming an economically feasible option for waste management. While horticultural producers can create some of the compost to meet their own needs, demand has grown beyond what they can supply for themselves and others. Compost Utilization in Horticultural Cropping Systems gives you the tools to meet the needs of this growing industry. Consider these statistics: Americans generate about 200 million megagrams of municipal solid waste per year The agricultural market for compost could reach over 680 million m3 per year Two horticultural areas together account for over 50% of compost use: landscaping (31%) and food crop production (25%) Now consider this: Proven benefits of compost use, including plant disease suppression, better moisture retention, supplying plant nutrients, and building soil organic matter Increased pressure on peat supplies and wider availability of compost products Creation of composting enterprises by the horticultural industry in response to its own needs, rising disposal fees for organic waste, and consumer demand for compost at retail centers The first book to establish a composite of the existing scientific knowledge on the use of compost in commercial horticultural enterprises, Compost Utilization in Horticultural Cropping Systems gives you a comprehensive review of the production, use, and economics of compost. It covers production methods, compost quality and the parameters associated with its measurement, and the biological, chemical, and physical processes that occur during composting. Rather than searching for information in various places, now you can find all the information you need in one convenient source.
From the author of The Humanure Handbook, an expert guide to compost toilets you can build yourself The Compost Toilet Handbook is an illustrated instructional manual explaining how to make, use, and manage compost toilets, which are waste-free toilets that rely on the biological process of composting to recycle toilet material. It is based on the author's 40+ years of first-hand experience with "composting as a sanitation alternative." The 254-page indexed book has 161 pages of color photos including 203 photos or illustrations from 13 countries where compost toilet systems are in use. The 2nd half of the book includes case study reviews of compost toilet projects in African prisons and schools; Haitian schools, orphanages, and villages; schools in Mozambique; neighborhoods in Mongolia; a school and village in Nicaragua; and an ecovillage in the US. Along with the nuts and bolts of compost toilet construction, use, and management, the book covers emergency preparedness, cold weather composting, pharmaceuticals, heavy metals, health, and safety.
The Business of Mining complete set of three Focus books will provide readers with a holistic all-embracing appraisal of the analytical tools available for assessing the economic viability of prospective mines. Each volume has a discrete focus. This first volume presents an overview of the mining business, followed by an analysis of project variables and risk, an overall coverage of the royalty agreements, pricing and contract systems followed by a final chapter on accounting standards and practises for the minerals industry. The books were written primarily for undergraduate applied geologists, mining engineers and extractive metallurgists and those pursuing course-based postgraduate programs in mineral economics. However, the complete series will also be an extremely useful reference text for practicing mining professionals as well as for consultant geologists, mining engineers or primary metallurgists. |
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