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Books > Professional & Technical > Environmental engineering & technology > General
There are three rudiments to the art of modelling: intuition, a sound theoretical background and experience. Intuition is beyond the reach of any teaching. Experience may to some extent be substituted by studying existing models. Initially, the foundations for the theoretic background needed in modelling must be laid down. This book defines the wide application of the term. The basic concepts are imaging processes and the fine structure of mappings. The main emphasis is on the imaging of dynamic processes which are analysed and subdivided into their atomic constituents by means of systems analysis. The cyclic structure and the stages of models' set-up are explained. The evaluation of a model's quality is regarded as a stochastic process. The aspects of grade used in different fields of sciences are brought into perspective. Thus, a quantitative concept of validity on the basis of conditional degrees of rational belief can be developed.
Riverbank filtration is widely used in Europe and to some extent in
the United States for the public water supply. It is a
cost-effective and realisable treatment technology in which
horizontal and vertical wells pump a mixture of ground water and
induced surface water from a river. This book describes the
biogeochemical issues involved in contaminant removal from surface
water and the mechanisms of pathogen removal. Specifically, the
following three points are considered:
Gain a Deeper Understanding of Mechanical Fastening: Assemble More Efficient and Competitive Products A good design, quality parts, and properly executed assembly procedures and processes result in well-fastened assemblies. Utilizing a combined knowledge of mechanical assembly engineering and fastening technology, Mechanical Fastening, Joining, and Assembly, Second Edition provides readers with a solid understanding of mechanical fastening, joining, and assembly information. Based on the author's experience in the field, this updated mechanical arts guide and reference chronicles the technical progress since the first edition was published more than a decade ago. Provides Case Studies Showing Real-World Applications for Commonly Used Assemblies The second edition addresses recent trends in the industry, and looks at new fastening technologies used in aerospace, automotive, and other key areas. It explains the fastening function in depth, and describes the types of fastening approaches that can be used effectively. The revised text expands on the presentation and review of fastened components, detailing the assembly, design, manufacturing, and installation of fastener products and procedures. It covers specific joining applications, including vibration, standard, and special materials; details environmental factors; and provides useful reference charts for future use. What's New in the Second Edition: Provides an up-to-date selection of technologies Contains practical approaches to modern fastener technology Reviews engineering fundamentals with a focus on their application in the fastener industry Includes a section on fastener statics Expands on fastener manufacturing processes, most specifically cold heading and roll threading Adds fastener dynamics to draw attention to forces in motion (wind turbine hub turning in strong winds) and fastener strength of materials Extends review of the economics of fastening and provides some tools for engineering economics Examines the difference in static and dynamic strengths Considers fastener materials in this new century, provides some observations about the fastener laboratory, and discusses electrical theory Addresses sustainability, application product management, thermodynamics, energy systems, and new thought maps for application analysis Takes a look at a favorite application, D&D 100, and more Mechanical Fastening, Joining, and Assembly, Second Edition is accessible to novices and experienced technologists and engineers, and covers the latest in fastener technology and assembly training.
This book, first published in 1966, reports the results of a pilot study devoted to understanding the middle-term resource situation for one metal - manganese. Two factors bring the different parts of the manganese supply-demand picture together, one economic and the other political, both of which are examined in detail in this report. Low-Grade and Nonconventional Sources of Manganese will be of interest to students of environmental studies.
International concern in scientific, industrial, and governmental communi ties over traces of xenobiotics in foods and in both abiotic and biotic envi ronments has justified the present triumvirate of specialized publications in and this field: comprehensive reviews, rapidly published research papers progress reports, and archival documentations. These three international publications are integrated and scheduled to provide the coherency essential for nonduplicative and current progress in a field as dynamic and complex as environmental contamination and toxicology. This series is reserved ex clusively for the diversified literature on "toxic" chemicals in our food, our feeds, our homes, recreational and working surroundings, our domestic animals, our wildlife and ourselves. Tremendous efforts worldwide have been mobilized to evaluate the nature, presence, magnitude, fate, and toxi cology of the chemicals loosed upon the earth. Among the sequelae of this broad new emphasis is an undeniable need for an articulated set of authoritative publications, where one can find the latest important world literature produced by these emerging areas of science together with docu mentation of pertinent ancillary legislation. Research directors and legislative or administrative advisers do not have the time to scan the escalating number of technical publications that may contain articles important to current responsibility. Rather, these individu als need the background provided by detailed reviews and the assurance that the latest information is made available to them, all with minimal literature searching.
The workshop attracted wide participation from relevant Russian and western organizations. International expertise from several related fields went together to produce a thorough understanding of the present status and how to develop the use of overall risk assessments and environmental impact assessments to ensure a sound use of resources when carrying out the tremendous work that must be carried out to clean up the cold war legacy. Important conclusions and recommendations have been produced and set out in the main report, providing a good basis for further development. Such development should note that safety and environmental performance can be addressed at three levels:
The aim is to progress from a) to b) and eventually reach c). The levels refer both to operatorsa (TM) performance and regulatorsa (TM) and other stakeholdersa (TM) expectations. Fundamentally, compliance cannot be achieved without the application of environmental impact assessment and risk assessment a" to judge whether protection objectives have been met. Major progress has been made towards developing common methodologies, although there are still improvements to be made, including a common understanding of objectives and interpretation of results. In addition, improved assessment capabilities are required to help distinguish multiply characterised options within a process of options assessment. In turn, this has to rely on broader holistic understanding of the issues as well as wide stakeholder involvement. From the viewpoint of the proponents ofany new development, the preparation of an environmental statement in parallel with project design provides a useful framework within which environmental considerations and design development can interact. Environmental analysis may indicate ways in which the project can be modified to avoid possible adverse effects, for example through considering more environmentally friendly alternatives. Taking these steps is likely to make the formal regulatory and planning approval stages run more smoothly.
Ronald M. North President Universities Council on Water Resources People sense intuitively that the world in which we live is not free of risk. Every decision, every action, even the refusal to either act or decide involves some element of risk. Perhaps, because we accept relatively low levels of risk in our daily activi ties, we tend to minimize the existence of risk and thereby fail to include risk assessment in those decisions and actions which could be improved through a risk assessment process. However, our casual approach to risk assessment seems to stem largely from the diffi culties inherent in measuring risk rather than from any lack of cognizance of the existence of risk. This conclusion is evidenced by the many statements in official documents relating to planning and evaluation which suggest that risk assessments should be con ducted but do not provide the mechanism for such assessments nor do they encourage their consideration in the decision making process. This conference on Risk/Benefit Analysis in Water Resources Planning and Management is notable because it attempts to identify and evaluate the mechanisms available for risk assessment which might be useful in water resources planning and management efforts. These proceedings bring together the thoughts of professional per sons who have struggled with the problems of risk assessment and who have contributed to the refinement of both theoretical and pragmatic solutions for the improvement of risk assessment processes."
Specialist Periodical Reports provide systematic and detailed review coverage of progress in the major areas of chemical research. Written by experts in their specialist fields the series creates a unique service for the active research chemist, supplying regular critical in-depth accounts of progress in particular areas of chemistry. For over 80 years the Royal Society of Chemistry and its predecessor, the Chemical Society, have been publishing reports charting developments in chemistry, which originally took the form of Annual Reports. However, by 1967 the whole spectrum of chemistry could no longer be contained within one volume and the series Specialist Periodical Reports was born. The Annual Reports themselves still existed but were divided into two, and subsequently three, volumes covering Inorganic, Organic and Physical Chemistry. For more general coverage of the highlights in chemistry they remain a 'must'. Since that time the SPR series has altered according to the fluctuating degree of activity in various fields of chemistry. Some titles have remained unchanged, while others have altered their emphasis along with their titles; some have been combined under a new name whereas others have had to be discontinued. The current list of Specialist Periodical Reports can be seen on the inside flap of this volume.
One of the main outcomes of the eleven meetings of the Working Party was the recognition of the importance of interdisciplinary studies linking regional geochemistry with plant, animal and human health. The effects of major element deficiencies or excesses on plant health are well known; this is not the case for trace elements. In fact, rapid and reliable analytical methods for determining trace element abundances have only recently become available, and it is to be expected that important new information on trace element levels will be forthcoming. This, however, is only part of the problem because other factors such as element speciation, uptake and transmission may be more significant than total concentration. The pathways of elements from crops to animals are relatively well defined, but the aetiology of diseases attributable to elemental inadequacies or excesses is generally quite complex. Nevertheless, there is good evidence for diseases in livestock in the British Isles induced by deficiencies of Cu, Se and Co and Mo excess. On a world scale there is also convincing data on the effect of Na, P and I deficiencies and F excess on animal health. What is generally lacking, however, is adequate interaction between geochemists and biochemists, veterinary scientists and other concerned with animal health. Interpretation of geochemical data is complex as are connections between elemental abundances and the health of animals.
In his study of Romantic naturalists and early environmentalists, Dewey W. Hall asserts that William Wordsworth and Ralph Waldo Emerson were transatlantic literary figures who were both influenced by the English naturalist Gilbert White. In Part 1, Hall examines evidence that as Romantic naturalists interested in meteorology, Wordsworth and Emerson engaged in proto-environmental activity that drew attention to the potential consequences of the locomotive's incursion into Windermere and Concord. In Part 2, Hall suggests that Wordsworth and Emerson shaped the early environmental movement through their work as poets-turned-naturalists, arguing that Wordsworth influenced Octavia Hill's contribution to the founding of the United Kingdom's National Trust in 1895, while Emerson inspired John Muir to spearhead the United States' National Parks movement in 1890. Hall's book traces the connection from White as a naturalist-turned-poet to Muir as the quintessential early environmental activist who camped in Yosemite with President Theodore Roosevelt. Throughout, Hall raises concerns about the growth of industrialization to make a persuasive case for literature's importance to the rise of environmentalism.
Sustainable Manufacturing Processes provides best practice advice on sustainable manufacturing methods, with examples from industry as well as important supporting theory. In the current manufacturing industry, processes and materials are developed with close reference to sustainability issues, with an outward look to optimum production efficiency and reduced environmental impact. Important topics such as the use of renewable energy, reduction of material waste and recycling, reduction in energy and water consumption, and reduction in emissions are all discussed, along with broad coverage of deformation and joining technologies, computational techniques, and computer-aided engineering. In addition, a wide range of traditional and innovative manufacturing technologies are covered, including friction stir welding, incremental forming, abrasive water jet machining, laser beam machining, sustainable foundry, porous material fabrication by powder metallurgy, laser and additive manufacturing, and thermoelectric and thermomagnetic energy harvesting.
Eruptions, Initiatives and Evolution in Citizen Activism is the result of a collaborative research project spanning Asia, Africa, Latin America, and Europe. The book analyses internal and external challenges to civil society in more than twenty countries. It investigates through studies of ountries that include South Africa, India and the Netherlands of civil society evolution; examinations of citizen activism, such as Occupy London, the Chilean student movement, the Cambodian farmers campaign against land grabs; regional overviews such as the Southern Cone of Latin America, Southern Africa, and Russia. The studies identify changing roles, capacities, contributions and limitations of civil society in response to changing political, economic and social contexts. The book goes on to present selected studies, identifies patterns and lessons that emerge across countries and regions. It articulates implications of those lessons for practitioners and policy makers concerned with civil society contributions to national and regional development. This book was published as a special double issue of Development in Practice.
The book begins by describing in detail the mechanisms of energy exchange radiative, convective, conductive and evaporative together with techniques for their determination. The discussion extends to the importance of CO2, ozone and methane, together with that of aerosol pollutants and the evolution of atmospheric CO2. Subsequent chapters apply the results of the biophysical methods to mammals, birds and aquatic animals. Discussion includes problems of shelter and shade for animals in tropical environments and techniques for the thermal evaluation for shelters and for several tree types. The details of heat exchange between animals and the environment are presented, in separate chapters covering Mammals and Birds and Aquatic Mammals. A chapter on Shade and Shelter describes the importance of shade for animals, factors of shade efficiency, the protections offered by shelter and methods of calculating the protection afforded by both shade and shelter. A Special Methods chapter offers a variety of techniques for evaluating cutaneous and respiratory evaporation, and practical methods for sampling of hairs and the evaluation of hair coat characteristics."
Monte-Carlo techniques have increasingly become a key method used in quantitative research. This book introduces engineers and scientists to the basics of using the Monte-Carlo simulation method which is used in Operations Research and other fields to understand the impact of risk and uncertainty in prediction and forecasting models. Monte-Carlo Simulation: An Introduction for Engineers and Scientists explores several specific applications in addition to illustrating the principles behind the methods. The question of accuracy and efficiency with using the method is addressed thoroughly within each chapter and all program listings are included in the discussion of each application to facilitate further research for the reader using Python programming language. Beginning engineers and scientists either already in or about to go into industry or commercial and government scientific laboratories will find this book essential. It could also be of interest to undergraduates in engineering science and mathematics, as well as instructors and lecturers who have no prior knowledge of Monte-Carlo simulations.
Engineering Technology and Applications contains the contributions presented at the 2014 International Conference on Engineering Technology and Applications (ICETA 2014, Tsingtao, China, 29-30 April 2014). The book is divided into three main topics: - Civil and environmental engineering - Electrical and computer engineering - Mechanical engineering Considerable attention is also paid to big data, cloud computing, neural network algorithms and social network services. The book will be invaluable to professionals and academics in civil, environmental, electrical, computer and mechanical engineering.
The main subject of the Workshop was the new developments about the cost effective treatment techniques for better removal efftciencies and dis cussion of policies for pollution control. Although effluent water quality requirements differ from one country to another, their application will be an efficient mean for water pollution control. Specific promotion should be provided for polluters to meet the effluent water quality requirements. Results of pilot scale studies demonstrate the applicability of and ad vantages of sequenching batch reactor technology for pretreatment of in dustrial wastewaters Fixed film biological reactors offer the possibility to enrich slow growing specialized microorganisms by developing biofilms on support materials. Physical chemical processes are used for the treatment of unusual and difficult industrial wastewaters and membrane technologies for the con centration and recovery of raw materials and by-products, in industries where the conventional treatment technologies are inappropriate or uneco nomic Physical chemical processes give higher efficiencies when polymers are applied but the composition of these long chain chemicals is an im portant consideration; Most developing countries suffer from severe environmental problems and shortage of energy and resources. These countries urgently need simple, inexpensive and integrated environmental protection system, which combine wastewater treatment with recovery and reuse. Anaerobic treatment offer many advantages in this respect. Because recovery of substances from wastes serves twofold purpose of recyle and pollution control, it must be applied where possible."
This volume comprises three keynote lectures by internationally well-known experts in the field of underground construction, the inaugural Fujita lecture to honor professor Keiichi Fujita, and the regular papers presented at the 8th International Symposium on Geotechnical Aspects of Underground Construction in Soft Ground (IS-Seoul 2014). Topics covered in the present volume include: - Design, analysis, and construction of tunnels and underground space in soft ground - Excavation and tunnelling in difficult ground conditions - Physical and numerical modelling of deep excavation and tunnel - Interaction between underground construction and adjacent structures - Monitoring of underground construction - Risk management and mitigation - Sustainable development of underground space and its application - Climate change and environmental-friendly underground development, and - Mechanized tunnelling in soft ground Geotechnical Aspects of Underground Construction in Soft Ground is particularly aimed at academics and professionals interested in geotechnical and underground engineering. The symposium was organized under the auspices of the Korean Geotechnical Society (KGS) and the International Society for Soil Mechanics and Geotechnical Engineering (ISSMGE) Committee TC204. IS-Seoul 2014 is the latest in a series which began in New Delhi in 1994, and was followed by symposia in London (1996), Tokyo (1999), Toulouse (2002), Amsterdam (2005), Shanghai (2008), and Rome (2011).
One of the principal concerns in recent years regarding the atmospheric environment has been the formation of ozone and other photo-oxidants over much of Europe in the summer. Ozone is formed in the atmosphere by a complex series of chemical reactions in the presence of sunlight from volatile organic compounds and nitrogen oxides. As the reactions take place in air flows determined by the detailed meteorological situation, the measurement, interpretation, understanding and modelling of the levels, fluxes and origins of the ozone are extremely difficult. The present volume reviews several of the currently important questions and presents detailed reports from investigators all over the continent. As such, it provides insight into the current scientific views about ozone in Europe.
The focus of this interdisciplinary volume is on four areas of nanoparticle research: characterization, manipulation, and potential effects on humanity and the environment. The book includes a comprehensive collection of data on industrial nanoparticle creation and the characterization of the nanoscale products of these processes. The authors describe the effects of these nanoscale structures on human health and discuss prospective implementations for detection and characterization of nanoparticles in the environment. They recommend, utilizing the most up-to-date understanding of nanotechnology, methods for limiting the negative effects of these products on the environment and human health through manipulation, sorting, and filtration.
A group of experts developed the outline for the Atmospheric Transport Model Evaluation Study and specified the requirements of modellers for radiological and meterological data. The results of the study are presented in this book.
"This monograph contains recent studies in eco-informatics, promising ideas " "and new challenges in information management for supporting sustainability in" "companies and other organization. The scope of this book includes sets of" "solutions which show different stakeholders viewpoints on sustainability. ""In individual chapters, authors discuss the role which Environmental" "Information Systems (EIS) play in the environmental conscious functioning of" "enterprise. New models, methods and tools supporting sustainability are" "presented. Emphasis is placed on the innovative approach to eco-friendly" "organization and coordination of transport, logistics processes and operations" "management. The information management and decision making in" "manufacturing and service organizations is highlighted." "The scope of this monograph also encompasses topics related to the modeling" "and monitoring of climate change."" "
Lake Baikal is the oldest, largest and deepest lake in the world.
Its unique animal life and the beauty of the surrounding landscapes
are renowned. |
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