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Books > Professional & Technical > Environmental engineering & technology > Pollution control
This research aimed to identify and understand mechanisms thar underlie the beneficial effect of ozonation on removal of pesticides and other micropollutants by Granular Activated Carbon (GAC) filtration. This allows optimization of the combination of these two processes, termed Biological Activated Carbon filtration. The study concluded that ozonation significantly improves removal of atrazine by GAC filtration not only due to the wellknown effect of oxidation of atrazine, but also due to the effect of partical oxidation of Background Organic Matter (BOM) present in water. Ozone-induced oxidation of BOM was found to improve adsorption of atrazine in GAC filters. Biodegradation of atrazine in these filters wasnot demonstrated. Higher GAC's adsorption capacity for atrazine and faster atrazine's mass transfer in filters with ozonated rather than non-ozonated influent were explained as due to ozonated BOM. Both can be attributed to enhanced biodegradability and reduced adsorbsbility of partially ozidated BOM compounds, resulting in their increased biodegradation and decreased adsorption in GAC filters.
Fate and transport models are critical components in the determination of the exposure to and risk from hazardous contaminants. Analytical models are preferable because they are generally more accessible, more reliable, and require fewer computational resources. Surprisingly, until today, only a limited number of analytical models have been accessible in the literature.
As the field of environmental management moves into the future, its focus will be on reducing or eliminating waste pollution streams. Engineers, technicians, and maintenance personnel must develop proficiency and improved understanding of pollution prevention and waste control to cope with the challenges of this important area. Pollution Prevention: The Waste Management Approach to the 21st Century covers - in a thorough and clear style - the fundamentals of pollution prevention and their application to real-world problems. The book is divided into three parts: Process and Plant Fundamentals, Pollution Prevention Principles, and Pollution Prevention Applications. Part one examines the general subject of process and plant fundamentals, equipment and calculation, process diagrams and economic considerations. Part two covers the broad subject of pollution prevention options, including chapters on source reduction, recycling, treatment methods, and ultimate disposal. Part three contains chapters devoted to specific industrial applications involving pollution prevention. The text is generously supplemented with illustrative examples. Applying pollution prevention strategies - the most viable environmental management option of the future - offers a more cost-effective means of minimizing the generation of waste. Pollution Prevention: The Waste Management Approach to the 21st Century provides the basic principles required for understanding not only pollution prevention but also waste control.
Controlling the emission of volatile organic compounds (VOC) became a very prominent environmental issue with the passage of the 1990 Clean Air Act Amendments, and will continue to be an environmental priority through the next decade. No single technology has played as important a role in the control of VOC emissions as thermal oxidation. It has the ability to destroy VOCs in a one-step process that produces innocuous by-products.
Phytoremediation is an exciting, new technology that utilizes metal-accumulating plants to rid soil of heavy metal and radionuclides. Hyperaccumulation plants are an appealing and economical alternative to current methods of soil recovery. Phytoremediation of Contaminated Soil and Water is the most thorough literary examination of the subject available today.
Interest in phytoremediation as a solution for contaminants in groundwater and soil has exploded. The project documented in Phytoremediation of Hydrocarbon Contaminated Soils presents innovative technology for environmental clean up using in situ treatment. It describes the results of a field study focusing on hydrocarbon contamination, especially polynuclear aromatic hydrocarbons, in surface and near surface soils. The field demonstration used soils contaminated with aged diesel fuels. The random block design enabled the investigators to test the statistical difference in the effects of different vegetated and unvegetated treatments. They tested the degradation of diesel and polynuclear aromatic hydrocarbon components in plots containing three different vegetation treatments, two grasses and a legume, and a non-vegetated control. Part one of the monograph gives a complete and thorough account of the results of the field study. Part two covers the design and potential costs of a full-scale implementation of the demonstration system as well as the performance and potential application of the new technology. Phytoremediation of Hydrocarbon Contaminated Soils supplies quantitative results about the use of vegetation in soil remediation. The information given on the niches and limitations of the technologies allows for a more informed selection of remedial solutions for environmental cleanup.
Remediation and Management of Degraded Lands presents the program of the first International Conference on the Remediation and Management of Degraded Lands. This collection reviews the extent of resource debasement and offers solutions for their restoration. The 14-part first section deals with mine management and rehabilitation. Topics include the devastating results of open-cut mining, open-pit mining, lignite surface mining and acid mining. Despite such ruin, the articles reveal the possibilities for reclamation. Part two devotes nine chapters to the management of derelict lands. Reforestation, soil fertility prognosis, and the uses of nitrogen are just a few of the covered subjects. This portion of the book pays special attention to the successful results of remediation in China and Hong Kong. The final division addresses soil contamination and reclamation. There are eleven chapters on subjects that include the single and interactive effects of aluminum, the effectiveness of EDTA/HCI and the value of pig-on-litter compost as a tool for edible crop growth. These and other innovative techniques make Remediation and Management of Degraded Lands a valuable addition to any environmental library.
A concise yet comprehensive book that can be read and used from cover to cover, presenting topics that are fundamental for environmental engineering students, engineers, and professionals in the fields of air pollution control engineering and management. Air Pollution Control Engineering for Environmental Engineers covers topics including regulatory approaches to managing air pollution, emissions calculations, and control technologies for various air pollutants. This textbook also presents practical and contemporary issues, such as fugitive component leak detection and repair (LDAR). Subjects in the specifications of Fundamentals of Engineering (FE) and Professional Engineering (PE) exams are embedded in this book. Filled with real-world engineering design and calculation examples, the reader's understanding and common sense needed for air pollution control and management will be enhanced.
This is a translation of "Les sites pollues: traitement des sols et des eaux souterraines," second edition. It covers: contaminated sites; environmental diagnosis; assessment of hazard; remediaiton; costs; new legal requirements; and investments and role of insurance.
From the Preface
Pesticde use in agriculture and non-agriculture settings has increased dramatically over the last several decades. Concern about adverse effects on the environment and human health has spurred an enormous amount of research into their environmental behavior and fate. Pesticides in Surface Waters presents a comprehensive summary of this research. This book evaluates published studies that focus on measuring pesticide concentration. The studies chosen include peer reviewed scientific literature, government reports, laboratory studies, and those using microcosms and artificial streams and ponds. The authors used this information to develop their overview of pesticide contamination of surface waters. The exhaustive compilation of data along with the fundamental science make this book essential for those involved in pesticide use, environmental protection, water quality, and human or ecological risk assessment. Pesticides in Surface Waters covers the results of actual studies, sources of pesticides to surface water, fate and transport, and environmental significance. Hundreds of data-packed tables, maps, charts, and drawings illustrate the key points, making research and application easy and cost effective.
"Field screening" indicates field analytical tools, and (quick) methods and strategies for on-site or in-situ environmental analysis and assessment of contamination. "Field screening" includes not only field analytical methods, such as mobile laboratories, portable analyses, detectors, sensors, or noninvasive techniques, but also reconnaissance strategies and problems of measurement in heterogeneous media, using, among others, new geotechnical and geophysical instruments. This volume contains both oral and poster contributions to the Second International Conference on Strategies and Techniques for the Investigation and Monitoring of Contaminated Sites, "Field Screening Europe 2001," held in Karlsruhe, May 14 - May 16, 2001. As an integrated study of environmental contamination, "field screening" has become a more and more important part of environmental monitoring and the assessment of chemical contaminations. Recent developments are presented in these proceedings. Audience: Environmental engineers, geo-scientists, chemists, biologists, soil scientists, hydrologists and geophysicists.
Aerobiology is the study of airborne particles that have an impact on humans and other organisms. Every day, we are exposed to airborne particles, including "natural" particles such as pollen, bacteria, and fungi, and "unnatural" particles, such as asbestos fibers and noxious chemicals. Aerobiology highlights the current interests in this field, primarily the ecology and distribution of airborne particles and their effects on health.
This work details the economic, regulatory and environmental protection issues related to biosolids management and use. It evaluates current treatment technologies and management strategies for the beneficial utilization of municipal wastewater residuals. Cost information regarding the relative economic merits of special reuse and disposal methods, is presented.
This book is build upon the base of the design and application of gas cleaning technologies that use liquids. It includes the theory of operation of wet scrubbers, new "hybrid" scrubber systems that use multiple control techniques, and irrigated fiberbed filters that utilize Brownian motion capture.
Since the first edition was printed in 1991, there have only been
minor changes in air regulations. The opposing "trenches" used by
environmental regulation proponents have deepened as each side
increases their database. Agencies and environmental groups have
backed off a little in issues such as bubble policies and
enforcement time tables. This has made it extremely difficult for
equipment vendors to anticipate industry requirements. Overall, the
current market projections are not very favorable for the new
equipment suppliers.
Interest in volatile organic compounds (VOCs) as air pollutants has increased dramatically in recent years. This book covers a number of very topical issues concerning VOCs, including stratospheric ozone depletion due to CFCs, and the properties of alternative substances; the role of VOCs in the photochemical formation of lower atmosphere (tropospheric) ozone; and the problem of the direct toxicity of VOCs such as benzene and formaldehyde. This Issue reviews our current knowledge of VOCs, drawing upon the expertise of renowned experts and major national and international research programmes. It examines man-made and natural sources, as well as pathways and chemical reactions in the atmosphere. It also looks closely at the sources and concentrations of VOCs indoors, where humans are most likely to be exposed to them. Volatile Organic Compounds in the Atmosphere describes techniques used for the calculation of emissions inventories and strategies for control, and explores the many Government policy matters relating to VOCs. It provides readers with in-depth, clearly explained coverage of the many complex scientific and policy issues surrounding VOCs in the atmosphere.
The Handbook of Air Toxics compiles, defines, and clarifies several methods and concepts of airborne toxic substances found in the environment. This comprehensive reference helps regulators, consultants, and other environmental professionals meet the challenges of sampling and analysis, emissions reductions, and health and safety issues related to human exposure. It is an important reference addressing the ongoing concern about the consequences of air pollution, and the implementation and modification of the Environmental Protection Agency's (EPA) Clean Air Act.
This book covers essential aspects of transmutation technologies, highlighting especially the advances in Japan. The accident at the Fukushima Daiichi Nuclear Power Plant (NPP) has caused us to focus attention on a large amount of spent nuclear fuels stored in NPPs. In addition, public anxiety regarding the treatment and disposal of high-level radioactive wastes that require long-term control is growing. The Japanese policy on the back-end of the nuclear fuel cycle is still unpredictable in the aftermath of the accident. Therefore, research and development for enhancing the safety of various processes involved in nuclear energy production are being actively pursued worldwide. In particular, nuclear transmutation technology has been drawing significant attention after the accident. This publication is timely with the following highlights: 1) Development of accelerator-driven systems (ADSs), which is a brand-new reactor concept for transmutation of highly radioactive wastes; 2) Nuclear reactor systems from the point of view of the nuclear fuel cycle. How to reduce nuclear wastes or how to treat them including the debris from TEPCO s Fukushima nuclear power stations is discussed; and 3) Environmental radioactivity, radioactive waste treatment and geological disposal policy. State-of-the-art technologies for overall back-end issues of the nuclear fuel cycle as well as the technologies of transmutation are presented here. The chapter authors are actively involved in the development of ADSs and transmutation-related technologies. The future of the back-end issues in Japan is very uncertain after the accident at the Fukushima Daiichi NPP and this book provides an opportunity for readers to consider the future direction of those issues."
This manual will serve a useful function in training and giving experience to environmental scientists at all levels. Included in this manual are explanatory materials, exercises and experiments. These are intended as training guides. The users of this manual will find it possible to use simple equipment and naturally occurring events to construct some of the needed equipment but may also find it necessary to use commercially available equipment with some of the procedures.
This second edition of EPA's bestselling book, Description and
Sampling of Contaminated Soils: A Field Guide, Second Edition, has
been revised and significantly expanded over the original edition.
An ideal reference for anyone involved in site investigations, this
guide describes how to determine the amount and extent of soil
contamination and potential for movement of contaminants in the
soil and groundwater. It contains checklists, tables, and
step-by-step descriptions of methods and procedures for:
Federal regulations have required thousands of underground storage
tanks (USTs) to be dug up and removed or replaced. The
contamination of soil and ground water from leaking USTs has become
widespread and has produced an overwhelming number of sites that
require remediation.
Are alternative energies and Green New Deals enough to deliver environmental justice? Peter Gelderloos argues that international governmental responses to the climate emergency are structurally incapable of solving the crisis. But there is hope. Across the world, grassroots networks of local communities are working to realise their visions of an alternative revolutionary response to planetary destruction, often pitted against the new megaprojects promoted by greenwashed alternative energy infrastructures and the neocolonialist, technocratic policies that are the forerunners of the Green New Deal. Gelderloos interviews food sovereignty activists in Venezuela, Indigenous communities reforesting their lands in Brazil and anarchists fighting biofuel plantations in Indonesia, looking at the battles that have cancelled airports, stopped pipelines, and helped the most marginalised to fight borders and environmental racism, to transform their cities, to win a dignified survival.
Presents current methods for controlling air pollution generated at stationary industrial sources and provides complete coverage of control options, equipment and techniques. The main focus of the book is on practical solutions to air pollution problems.
Handbook of Environmental Contaminants: A Guide for Site Assessment
is an indispensable working reference for environmental assessment
professionals faced with determining potential environmental
contaminants that might be found in the soil, groundwater, or air
of a property or facility. The book provides a comprehensive
listing of potential contaminants associated with hundreds of
industries, activities, and processes. The types of properties
covered range from agricultural to heavy industrial. The products
and processes covered range from the processing of yeast to the
constituents of rocket fuel. The book also discusses products
associated with the degradation of common chemical solvents in the
environment. |
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