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Books > Earth & environment > Earth sciences > The hydrosphere > General

The Yamuna River Basin - Water Resources and Environment (Hardcover, 2012): Raveendra Kumar Rai, Alka Upadhyay, C. Shekhar P.... The Yamuna River Basin - Water Resources and Environment (Hardcover, 2012)
Raveendra Kumar Rai, Alka Upadhyay, C. Shekhar P. Ojha, Vijay P. Singh
R4,096 Discovery Miles 40 960 Ships in 18 - 22 working days

This book is designed to provide concepts, methodologies, and approaches for river basin studies with respect to water resources and environment. The book is not limited to the Yamuna River basin, but will help in the study of various other river basins for integrated water resources management. The book covers the essential components of integrated water resources management, including analysis of climatic variables, climate change detection, analysis of natural resources, geology, geomorphology, socio-economics, water budgeting, flood estimation, river pollution, etc. Furthermore, the book addresses recent issues pertaining to water quality, water quality indices, environmental flows, water resources management through cropping pattern change, etc. along with methodologies and application to the Yamuna River system. However, the main objective of this book is to address important issues of water resources management of river basins.
Audience The manuscript has been designed so that it can be used as a reference for river basin studies. The book will be useful to engineers, agricultural scientists, environmentalists, planners, managers, and administrators who are concerned with water resources.

Plumbing Principles and Practice (Paperback, 2nd edition): Syed Azizul Haq Plumbing Principles and Practice (Paperback, 2nd edition)
Syed Azizul Haq
R1,549 Discovery Miles 15 490 Ships in 10 - 15 working days

Includes the latest developments of plumbing technologies and practices Clear illustrations Issues related to Sky-scrapers and special concerns are covered Suitable for a variety of undergraduate courses from Building Services Engineering to Architectural Technology and Civil Engineering. NVQ level 2 and 3 plumbers will also find the book as concise reference

Groundwater and Ecosystems (Hardcover, New): Luis Ribeiro, Tibor Y. Stigter, Antonio Chambel, M. Teresa Condesso De Melo, Jose... Groundwater and Ecosystems (Hardcover, New)
Luis Ribeiro, Tibor Y. Stigter, Antonio Chambel, M. Teresa Condesso De Melo, Jose Paulo Monteiro, …
R5,656 Discovery Miles 56 560 Ships in 18 - 22 working days

Groundwater resources are facing increasing pressure from consuming and contaminating activities. There is a growing awareness that the quantitative and qualitative preservation of groundwater resources is a global need, not only to safeguard their future use for public supply and irrigation, but also to protect those ecosystems that depend partially or entirely on groundwater to maintain their species composition and natural ecological processes. Known as groundwater dependent ecosystems (GDEs), they have been a fast-growing field of research during the last two decades. This book is intended to provide a diverse overview of important studies on groundwater and ecosystems, including a toolbox for assessing the ecological water requirements for GDEs, and relevant case studies on groundwater/surface-water interactions, as well as the role of nutrients in groundwater for GDEs and ecosystem dependence (vegetation and cave fauna) on groundwater. Case studies are from Australia (nine studies) and Europe (12 studies from nine countries) as well as Argentina, Canada and South Africa. This book is of interest to everybody dealing with groundwater and its relationship with ecosystems. It is highly relevant for researchers, managers and decision-makers in the field of water and environment. It provides up-to-date information on crucial factors and parameters that need to be considered when studying groundwater-ecosystem relationships in different environments worldwide.

A History of Water: Series III, Volume 3 - Water and Food (Hardcover): Terje Tvedt, Terje Oestigaard A History of Water: Series III, Volume 3 - Water and Food (Hardcover)
Terje Tvedt, Terje Oestigaard
R4,346 Discovery Miles 43 460 Ships in 10 - 15 working days

Major changes in policy and management , across the entire agricultural production chain, will be needed to ensure the best use of available water resources in meeting growing demands for food and other agricultural products. This new volume in the successful History of Water Series focuses on the African continent to address this key issue. Humanity has its roots in Africa and many of our food systems developed there. All types of agricultural production are present and the sheer size of the continent offers wide ecological variation from extreme desert to dense rainforest. Drawing together leading international contributors from a wide variety of disciplines Water and Food offers new insights into the evolution of food systems, from early hunter gatherers to the global challenges of the modern world.

Field Practices for Wastewater Use in Agriculture - Future Trends and Use of Biological Systems (Hardcover): Megh R. Goyal,... Field Practices for Wastewater Use in Agriculture - Future Trends and Use of Biological Systems (Hardcover)
Megh R. Goyal, Vinod K. Tripathi
R4,065 Discovery Miles 40 650 Ships in 10 - 15 working days

Field Practices for Wastewater Use in Agriculture discusses the growing importance of wastewater application in the field of agriculture. Addressing the tremendous need for the irrigation sector to reduce the demand for freshwater in agriculture, this volume looks at wastewater as a source for agricultural irrigation. The volume is divided into four sections: current and emerging issues in wastewater use in agriculture, wastewater management with biological systems, effective field practices for wastewater use, and case studies that provide information on scientific analytical studies on the environment under the influence of wastewater quality from different pollution sources. This book sheds light on the vast potential of wastewater use in agricultural irrigation while also considering safety of the agricultural products for human consumption. Much emphasis has also been given to technological aspects for the treatment of wastewater to protect our environment for better public health protection.

Riverlands of the Anthropocene - Walking Our Waterways as Places of Becoming (Hardcover): Margaret Somerville Riverlands of the Anthropocene - Walking Our Waterways as Places of Becoming (Hardcover)
Margaret Somerville
R4,214 Discovery Miles 42 140 Ships in 10 - 15 working days

This is an invitation to readers to ponder universal questions about human relations with rivers and water for the precarious times of the Anthropocene. The book asks how humans can learn through sensory embodied encounters with local waterways that shape the architecture of cities and make global connections with environments everywhere. The book considers human becomings with urban waterways to address some of the major conceptual challenges of the Anthropocene, through stories of trauma and healing, environmental activism, and encounters with the living beings that inhabit waterways. Its unique contribution is to bring together Australian Aboriginal knowledges with contemporary western, new materialist, posthuman and Deleuzean philosophies, foregrounding how visual, creative and artistic forms can assist us in thinking beyond the constraints of western thought to enable other modes of being and knowing the world for an unpredictable future. Riverlands of the Anthropocene will be of particular interest to those studying the Anthropocene through the lenses of environmental humanities, environmental education, philosophy, ecofeminism and cultural studies.

Satellite Rainfall Applications for Surface Hydrology (Hardcover, 2010 ed.): Mekonnen Gebremichael, Faisal Hossain Satellite Rainfall Applications for Surface Hydrology (Hardcover, 2010 ed.)
Mekonnen Gebremichael, Faisal Hossain
R4,053 Discovery Miles 40 530 Ships in 18 - 22 working days

As individual topics, the terms "satellite rainfall" and "surface hydrology" have beenmuchwidelystudiedoverthelastfewdecades.Eversincerainfallproducts beguntobedevelopedusingspace-borneinfraredsensorsingeostationaryorbitin theseventies,satelliteremotesensingofrainfallexperiencedtremendousprogress. Microwavesensorsonlowearthorbitscamealongduringtheeightiestoprovide more accurate estimates of rainfall at the cost of limited sampling. As the c- trastingbutcomplementarypropertiesofmicrowaveandinfraredsensorsbecame apparent,mergedrainfallproductsstartedtoappearduringthefollowingdecade.In 1997,theTropicalRainfallMeasuringMission(TRMM)withthe?rstspace-borne active microwave precipitation radar (TRMM-PR), was launched. The success of TRMMinimprovingourunderstandingonTropicalandSub-tropicalrainfalld- tribution and precipitation structures consequently spurred a larger scale mission aimed at the study of global distribution of precipitation. Today, we now eagerly anticipatetheGlobalPrecipitationMeasurement(GPM)mission,whichenvisions aglobalconstellationofmicrowavesensorsthatwillprovidemoreaccurateglobal rainfallproductsathighresolutionfrom2013onwards. Itisthereforesafetoclaimthreedecadesofresearchheritageonsatelliteremote sensing of rainfall. Similarly, the topic of "surface hydrology" requires no int- duction for readers of environmental sciences and geosciences either. But what happens if we connect all the individual terms and name it - "satellite rainfall applications for surface hydrology"? A new topic is created. But little is known aboutthistopicbecausesatelliteremotesensingofrainfallandsurfacehydrology have evolved rather independently of each other. Even though the potential for a space-bornesourceofrainfalldatawasalwaysrecognizedforavarietyofappli- tions(suchas?oodforecastinginungaugedregions,transboundarywaterresources, global/regionaldroughtandagriculturalplanning),the?eldsofsatelliterainfalland surfacehydrologyhavehardlyintersectedduringtheirdevelopmentalstagesduring thelastfewdecades.Wearenowfacedwithamyriadofquestionsrangingfrom commonoperationalissuestodetailedscienti?cinquiries.Someofthesequestions are: There are so many satellite rainfall products currently available - which one does one use for a speci?c application to get the best results? What is the optimum scaleofapplication ofsatelliterainfalldataforagiven surfaceapplication? Whatis the level of uncertainty in each satellite rainfall product and what is the implication v vi Preface for a given surface hydrologic prediction? Where do I acquire the data for research or for operational applications? How are these satellite rainfall products developed and how do they differ from one another? This book by Springer on "Satellite Rainfall Applications for Surface Hydrology" is a contribution to both scienti?c and practical questions regarding

Aqueous Phase Adsorption - Theory, Simulations and Experiments (Paperback): Nishith Verma, Jayant K Singh Aqueous Phase Adsorption - Theory, Simulations and Experiments (Paperback)
Nishith Verma, Jayant K Singh
R1,508 Discovery Miles 15 080 Ships in 10 - 15 working days

This book covers theoretical aspects of adsorption, followed by an introduction to molecular simulations and other numerical techniques that have become extremely useful as an engineering tool in recent times to understand the interplay of different mechanistic steps of adsorption. Further, the book provides brief experimental methodologies to use, test, and evaluate different types of adsorbents for water pollutants. Through different chapters contributed by accomplished researchers working in the broad area of adsorption, this book provides the necessary fundamental background required for an academician, industrial scientist or engineer to initiate studies in this area. Key Features Explores fundamentals of adsorption-based separation Provides physical insight into aqueous phase adsorption Includes theory, molecular and mesoscopic level simulation techniques and experiments Describes molecular simulations and lattice-Boltzmann method based models for aqueous phase adsorption Presents state-of-art experimental works particularly addressing removal of "emerging pollutants" from aqueous phase

Remote Sensing and Digital Image Processing with R (Hardcover): Marcelo de Carvalho Alves, Luciana Sanches Remote Sensing and Digital Image Processing with R (Hardcover)
Marcelo de Carvalho Alves, Luciana Sanches
R3,327 Discovery Miles 33 270 Ships in 9 - 17 working days

This new textbook on remote sensing and digital image processing of natural resources includes numerous practical, problem-solving exercises, applications of sensors and satellite systems using remote sensing data collection resources with emphasis on free and open-source platform R. It explains basic concepts of remote sensing and multidisciplinary applications using R language and R packages, by engaging students in learning theory through hands-on, real-life projects. All chapters are structured with learning objectives, computation, questions, solved exercises, resources and research suggestions. Features 1. Explains the theory of passive and active remote sensing and its applications in water, soil, vegetation, and atmosphere. 2. Covers data analysis in free and open-source (FOSS) R platform, which makes remote sensing accessible to anyone with a computer. 3. Includes case studies from different environments with free software algorithm and R toolset for active learning and learn-by-doing. 4. Provides hands-on exercises at the end of each chapter and encourages readers to understand the potential and the limitations of the environments, remote sensing targets and process. 5. Explores current trends and developments in remote sensing in homework assignments with data to further explore the use of free multispectral remote sensing data, including very high spatial resolution data sources for target recognition with image processing techniques. While the focus of the book is on environmental and agriculture engineering, it can be applied widely to a variety of subjects such as physical, natural, and social sciences. Students in upper-level undergraduate or graduate programs, taking courses in Remote Sensing, Geoprocessing, Civil and Environmental Engineering, Geosciences, Environmental Sciences, Electrical Engineering, Biology, and Hydrology will also benefit from the learning objectives in the book. Professionals who use remote sensing and digital processing will also find this text enlightening.

Johnstown's Flood of 1889 - Power Over Truth and The Science Behind the Disaster (Hardcover, 1st ed. 2019): Neil M. Coleman Johnstown's Flood of 1889 - Power Over Truth and The Science Behind the Disaster (Hardcover, 1st ed. 2019)
Neil M. Coleman
R1,312 Discovery Miles 13 120 Ships in 10 - 15 working days

Science now reveals the true cause of the dam breach flood that destroyed Johnstown in 1889. The tragic loss of more than 2200 lives was preventable; the initial investigation of the flood was hijacked, delayed, and distorted by powerful members of the industrial elite. This book bridges the gap between history and science, reexamining eyewitness accounts of the flood and historic documents about the investigation, and applying new LiDAR, GPS, and hydraulic studies to solve the mystery - what caused the Great Flood of 1889? The book includes a notable chapter on the "sister" of the South Fork Dam, "The Forgotten Dam" at Hollidaysburg, PA.

Formation Processes of Maritime Archaeological Landscapes (Paperback, 1st ed. 2017): Alicia Caporaso Formation Processes of Maritime Archaeological Landscapes (Paperback, 1st ed. 2017)
Alicia Caporaso
R2,539 Discovery Miles 25 390 Ships in 18 - 22 working days

Research into the anthropogenic and taphonomic processes that affect the formation of maritime archaeological resources has grown significantly over the last decade in both theory and the analysis of specific sites and associated material culture. The addition of interdisciplinary inquiry, investigative techniques, and analytical modeling, from fields such as engineering, oceanography, and marine biology have increased our ability to trace the unique pathways through which archaeological sites progress from initial deposition to the present, yet can also link individual sites into an integrated socio-environmental maritime landscape. This edited volume presents a global perspective of current research in maritime archaeological landscape formation processes. In addition to "classically" considered submerged material culture and geography, or those that can be accessed by traditional underwater methodology, case studies include less-often considered sites and landscapes. These landscapes, for example, require archaeologists to use geophysical marine survey equipment to characterize extensive areas of the seafloor or go above the surface to access maritime archaeological resources that have received less scholarly attention.

Water Quality Concepts, Sampling, and Analyses (Paperback): Yuncong Li, Kati Migliaccio Water Quality Concepts, Sampling, and Analyses (Paperback)
Yuncong Li, Kati Migliaccio
R1,933 Discovery Miles 19 330 Ships in 10 - 15 working days

As water quality becomes a leading concern for people and ecosystems worldwide, it must be properly assessed in order to protect water resources for current and future generations. Water Quality Concepts, Sampling, and Analyses supplies practical information for planning, conducting, or evaluating water quality monitoring programs. It presents the latest information and methodologies for water quality policy, regulation, monitoring, field measurement, laboratory analysis, and data analysis. The book addresses water quality issues, water quality regulatory development, monitoring and sampling techniques, best management practices, and laboratory methods related to the water quality of surface and ground waters. It also discusses basic concepts of water chemistry and hydrology related to water sampling and analysis; instrumentation; water quality data analysis; and evaluation and reporting results. Discussing an array of water quality topics, from water quality regulations and criteria, to project planning and sampling activities, this book outlines a framework for improving water quality programs. Using this framework, you can easily put the proper training and tools in place for better management of water resources.

A History of Water, v. 1: Series 2 (Hardcover): Terje Tvedt, T. Oestigard A History of Water, v. 1: Series 2 (Hardcover)
Terje Tvedt, T. Oestigard
R4,339 Discovery Miles 43 390 Ships in 10 - 15 working days

How has water been perceived in different societies and across different eras of world history? How have these changing conceptions informed and influenced our ideas about society and ourselves? In "The Idea of Water" leading international scholars explore the rich record of our ideas, from the beliefs of early societies to the latest scientific views on the nature of this unique substance. Ranging across all aspects -- scientific, cultural and religious -- this important work both challenges conventional nterpretations and understanding of water in nature and represents one of the first attempts to provide a history of our changing conceptions of the role and significance of water in human society.

The Double Constraint Inversion Methodology - Equations and Applications in Forward and Inverse Modeling of Groundwater Flow... The Double Constraint Inversion Methodology - Equations and Applications in Forward and Inverse Modeling of Groundwater Flow (Paperback, 1st ed. 2018)
Wouter Zijl, Florimond De Smedt, Mustafa El-Rawy, Okke Batelaan
R1,408 Discovery Miles 14 080 Ships in 18 - 22 working days

This book describes a novel physics-based approach to inverse modeling that makes use of the properties of the equations governing the physics of the processes under consideration. It focuses on the inverse problems occurring in hydrogeology, but the approach is also applicable to similar inverse problems in various other fields, such as petroleum-reservoir engineering, geophysical and medical imaging, weather forecasting, and flood prediction. This approach takes into consideration the physics - for instance, the boundary conditions required to obtain a well-posed mathematical problem - to help avoid errors in model building and therefore enhance the reliability of the results. In addition, this method requires less computation time and less computer memory. The theory is presented in a comprehensive, not overly mathematical, way, with three practice-oriented hydrogeological case studies and a comparison with the conventional approach illustrating the power of the method. Forward and Inverse Modeling of Groundwater Flow is of use to researchers and graduate students in the fields of hydrology, as well as to professional hydrologists within industry. It also appeals to geophysicists and those working in or studying petroleum reservoir modeling and basin modeling.

Transient Free Surface Flows in Building Drainage Systems (Paperback): John Swaffield Transient Free Surface Flows in Building Drainage Systems (Paperback)
John Swaffield
R1,928 Discovery Miles 19 280 Ships in 10 - 15 working days

Climate change will present a series of challenges to engineers concerned with the provision of both building internal appliance drainage networks and rainwater systems within the building boundary, generally identified as the connection to the sewer network. Climate change is now recognised as presenting both water shortage and enhanced rainfall design scenarios. In response to predictions about immanent climate change Transient Free Surface Flows in Building Drainage Systems addresses problems such as the reduction in water available to remove waste from buildings, and conversely, the increase in frequency of tropical-type torrential rain. Starting with introductory chapters that explain the theories and principles of solid transport, free surface flows within drainage networks, and attenuating appliance discharge flows, this book allows readers from a variety of backgrounds to fully engage with this crucial subject matter. Later chapters apply these theories to the design of sanitary and rainwater systems. Case studies highlight the applicability of the method in assessing the appropriateness of design approaches. In this unique book, research in modelling for free surface flows at Edinburgh's Heriot-Watt University is drawn on to provide a highly authoritative, physics-based study of this complex engineering issue.

Drip Irrigation for Agriculture - Untold Stories of Efficiency, Innovation and Development (Paperback): Jean-Philippe Venot,... Drip Irrigation for Agriculture - Untold Stories of Efficiency, Innovation and Development (Paperback)
Jean-Philippe Venot, Marcel Kuper, Margreet Zwarteveen
R1,375 Discovery Miles 13 750 Ships in 10 - 15 working days

Initially associated with hi-tech irrigated agriculture, drip irrigation is now being used by a much wider range of farmers in emerging and developing countries. This book documents the enthusiasm, spread and use of drip irrigation systems by smallholders but also some disappointments and disillusion faced in the global South. It explores and explains under which conditions it works, for whom and with what effects. The book deals with drip irrigation 'behind the scenes', showcasing what largely remain 'untold stories'. Most research on drip irrigation use plot-level studies to demonstrate the technology's ability to save water or improve efficiencies and use a narrow and rather prescriptive engineering or economic language. They tend to be grounded in a firm belief in the technology and focus on the identification of ways to improve or better realize its potential. The technology also figures prominently in poverty alleviation or agricultural modernization narratives, figuring as a tool to help smallholders become more innovative, entrepreneurial and business minded. Instead of focusing on its potential, this book looks at drip irrigation-in-use, making sense of what it does from the perspectives of the farmers who use it, and of the development workers and agencies, policymakers, private companies, local craftsmen, engineers, extension agents or researchers who engage with it for a diversity of reasons and to realize a multiplicity of objectives. While anchored in a sound engineering understanding of the design and operating principles of the technology, the book extends the analysis beyond engineering and hydraulics to understand drip irrigation as a sociotechnical phenomenon that not only changes the way water is supplied to crops but also transforms agricultural farming systems and even how society is organized. The book provides field evidence from a diversity of interdisciplinary case studies in sub-Saharan Africa, the Mediterranean, Latin America, and South Asia, thus revealing some of the untold stories of drip irrigation.

Uranium, Mining and Hydrogeology (Paperback, Softcover reprint of the original 1st ed. 2008): Broder J. Merkel, Andrea... Uranium, Mining and Hydrogeology (Paperback, Softcover reprint of the original 1st ed. 2008)
Broder J. Merkel, Andrea Hasche-Berger
R11,667 Discovery Miles 116 670 Ships in 18 - 22 working days

Subject of the book is Uranium and its migration in aquatic environments. The following subjects are emphasised: Uranium mining, Phosphate mining, mine closure and remediation, Uranium in groundwater and in bedrock, biogeochemistry of Uranium, environmental behavior, and modeling. Particular results from the leading edge of international research are presented.

Lake Taihu, China - Dynamics and Environmental Change (Paperback, Softcover reprint of the original 1st ed. 2008): Boqiang Qin Lake Taihu, China - Dynamics and Environmental Change (Paperback, Softcover reprint of the original 1st ed. 2008)
Boqiang Qin
R4,028 Discovery Miles 40 280 Ships in 18 - 22 working days

2 In China, there are more than 2,759 lakes with surface area greater than 1km , and 2 the total lake area is 91,019km . One-third of these lakes are freshwater lakes, and the majority are situated in the middle and lower reaches of the Changjiang River or in eastern China’s coastal areas. These lakes function as drinking water supplies, ood control systems, aquaculture and tourism resources, navigation channels, etc. Recently, many shallow lakes in China have been subject to rapid eutrophication and suffer from algal blooms. This issue has resulted in a shortage of drinking water and in degradation of their ecosystems. The control of eutrophication of shallow lakes is one of the main issues with which the local people and Chinese governments are concerned today. Lake Taihu is the third largest freshwater lake in China, with an area of about 2 2338km and a mean depth of 1. 9m, a typical shallow lake located in the delta of Changjiang River, the most industrialized and urbanized area in China. Its main function is supplying drinking water for the surrounding cities, such as Wuxi, Suzhou, and Shanghai, but tourism, aquaculture, sheries, and navigation are imp- tant as well. However, with economic development and increased population in the lake basin, Lake Taihu has suffered increasingly from serious eutrophication. The environmental issue of Lake Taihu is now a very common one, as most lakes from eastern China are confronted with it.

Water-Conservation Traits to Increase Crop Yields in Water-deficit Environments - Case Studies (Paperback, 1st ed. 2017):... Water-Conservation Traits to Increase Crop Yields in Water-deficit Environments - Case Studies (Paperback, 1st ed. 2017)
Thomas R Sinclair
R1,645 Discovery Miles 16 450 Ships in 18 - 22 working days

This volume explores specific approaches that have shown to result in crop yield increases. Research on the physiological understanding of these methods has led to the development of practical applications of plant breeding approaches to genetically improve crops to achieve higher yields. Authoritative entries from crop scientists shed new light on two water-conservation traits: one that is based on an initiation of the decrease in transpiration earlier in the soil drying cycle, and the second that is based on a sensitivity of transpiration rate under high atmospheric vapor pressure deficit that results in partial stomatal closure. Both these approaches involve partial stomatal closure under well-defined situations to decrease the rate of soil water loss. Readers will be able to analyze the circumstances under which a benefit is achieved as a result of the water-limitation trait; and key discussion points in the case studies presented will help answer questions such as what species, which environments, how often will yield be benefited for various crop species? Contributions also review the genetic variation for these two traits within each crop species and the physiological basis for the expression of these traits.

Water for Food Security, Nutrition and Social Justice (Hardcover): Lyla Mehta, Theib Oweis, Claudia Ringler, Barbara Schreiner,... Water for Food Security, Nutrition and Social Justice (Hardcover)
Lyla Mehta, Theib Oweis, Claudia Ringler, Barbara Schreiner, Shiney Varghese
R4,207 Discovery Miles 42 070 Ships in 10 - 15 working days

This book is the first comprehensive effort to bring together Water, Food Security and Nutrition (FSN) in a way that goes beyond the traditional focus on irrigated agriculture. Apart from looking at the role of water and sanitation for human well-being, it proposes alternative and more locally appropriate ways to address complex water management and governance challenges from the local to global levels against a backdrop of growing uncertainties. The authors challenge mainstream supply-oriented and neo-Malthusian visions that argue for the need to increase the land area under irrigation in order to feed the world's growing population. Instead, they argue for a reframing of the debate concerning production processes, waste, food consumption and dietary patterns whilst proposing alternative strategies to improve water and land productivity, putting the interests of marginalized and disenfranchized groups upfront. The book highlights how accessing water for FSN can be challenging for small-holders, vulnerable and marginalized women and men, and how water allocation systems and reform processes can negatively affect local people's informal rights. The book argues for the need to improve policy coherence across water, land and food and is original in making a case for strengthening the relationship between the human rights to water and food, especially for marginalized women and men. It will be of great interest to practitioners, students and researchers working on water and food issues.

Buoyancy-Driven Flow in Fluid-Saturated Porous Media near a Bounding Surface (Paperback, 1st ed. 2018): Hitoshi Sakamoto,... Buoyancy-Driven Flow in Fluid-Saturated Porous Media near a Bounding Surface (Paperback, 1st ed. 2018)
Hitoshi Sakamoto, Francis A. Kulacki
R1,408 Discovery Miles 14 080 Ships in 18 - 22 working days

This Brief reports on heat transfer from a solid boundary in a saturated porous medium. Experiments reveal overall heat transfer laws when the flow along the wall is driven by buoyancy produced by large temperature differences, and mathematical analysis using advanced volume-averaging techniques produce estimates of how heat is dispersed in the porous zone. Engineers, hydrologists and geophysicists will find the results valuable for validation of laboratory and field tests, as well as testing their models of dispersion of heat and mass in saturated media.

Mixed-Method Evaluation of Watershed Management - Practices from Kushk-Abad Basin, Iran (Paperback, 1st ed. 2017): Bahram... Mixed-Method Evaluation of Watershed Management - Practices from Kushk-Abad Basin, Iran (Paperback, 1st ed. 2017)
Bahram Mohammadi Golrang
R1,857 Discovery Miles 18 570 Ships in 18 - 22 working days

This volume evaluates technical and social aspects of a watershed management program in the Kush-Abad Watershed Basin in Iran. Author Bahram Mohammadi Golrang offers a way forward for a more integrated means to evaluate large scale rural environmental management projects, their effects on the physical environment, how to engage the public in such projects, and how nearby communities interact with them and perceive their effects. The analysis presented here focuses on land treatment efforts initiated by the Watershed Management Organization of Iran, and evaluation spans the project-planning stage through the project's implementation to citizens' perceptions of the project after it was completed. Project planners - especially those in developing countries - will find the lessons in this case study very useful in planning technically sound projects that achieve participation and satisfaction from local populations.

Aeolian Sand and Sand Dunes (Hardcover, 1st ed. 1990. 2nd printing 2009): Kenneth Pye, Haim Tsoar Aeolian Sand and Sand Dunes (Hardcover, 1st ed. 1990. 2nd printing 2009)
Kenneth Pye, Haim Tsoar
R4,090 Discovery Miles 40 900 Ships in 18 - 22 working days

It is more than half a century since the publication of R. A. Bagnold's classic book The physics of blown sand and desert dunes, and it is a tribute to the quality of Bagnold's work that many of the fundamental principles which he developed - main valid today. His book continues to be essential reading for any serious s- dent of aeolian processes. However, the past two decades have seen an explosion in the scale of research dealing with aeolian transport processes, sediments, and landforms. Some of this work has been summarized in review papers and edited conference proceedings, but this book provides the rst attempt to review the whole eld of aeolian sand research. Inevitably, it has not been possible to cover all - pects in equal depth, and the balance of included material naturally re ects the - thors' own interests to a signi cant degree. However, our aim has been to provide as broad a perspective as possible, and to provide an entry point to an extensive mul- disciplinary scienti c literature, some of which has not been given the attention it deserves in earlier textbooks and review papers. Many examples are drawn from existing published work, but the book also makes extensive use of our own research in the Middle East, Australia, Europe, and North America. The book has been written principally for use by advanced undergraduates, po- graduates, and more senior research workers in geomorphology and sedimentology.

Groundwater Geochemistry - A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems (Paperback, Softcover... Groundwater Geochemistry - A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems (Paperback, Softcover reprint of the original 2nd ed. 2008)
Broder J. Merkel; Edited by Darrell K. Nordstrom; Britta Planer-Friedrich
R1,974 Discovery Miles 19 740 Ships in 18 - 22 working days

To understand hydrochemistry and to analyze natural as well as man-made impacts on aquatic systems, hydrogeochemical models have been used since the 1960’s and more frequently in recent times. Numerical groundwater flow, transport, and geochemical models are important tools besides classical deterministic and analytical approaches. Solving complex linear or non-linear systems of equations, commonly with hundreds of unknown parameters, is a routine task for a PC. Modeling hydrogeochemical processes requires a detailed and accurate water analysis, as well as thermodynamic and kinetic data as input. Thermodynamic data, such as complex formation constants and solubility-products, are often provided as databases within the respective programs. However, the description of surface-controlled reactions (sorption, cation exchange, surface complexation) and kinetically controlled reactions requires additional input data. Unlike groundwater flow and transport models, thermodynamic models, in principal, do not need any calibration. However, considering surface-controlled or kinetically controlled reaction models might be subject to calibration. Typical problems for the application of geochemical models are: • speciation • determination of saturation indices • adjustment of equilibria/disequilibria for minerals or gases • mixing of different waters • modeling the effects of temperature • stoichiometric reactions (e.g. titration) • reactions with solids, fluids, and gaseous phases (in open and closed systems) • sorption (cation exchange, surface complexation) • inverse modeling • kinetically controlled reactions • reactive transport Hydrogeochemical models depend on the quality of the chemical analysis, the boundary conditions presumed by the program, theoretical concepts (e.g.

Rethinking Faecal Sludge Management in Emergency Settings - Decision Support Tools and Smart Technology Applications for... Rethinking Faecal Sludge Management in Emergency Settings - Decision Support Tools and Smart Technology Applications for Emergency Sanitation (Paperback)
Fiona Zakaria
R2,424 Discovery Miles 24 240 Ships in 10 - 15 working days

The development of technology in the emergency sanitation sector has not been emphasised sufficiently considering that the management of human excreta is a basic requirement for every person. The lack of technology tailored to emergency situations complicates efforts to cater for sanitation needs in challenging humanitarian crisis. Concerns persists on the lack of faecal sludge management that considers the whole sanitation chain from containment until treatment. This study focused on the development of a smart emergency toilet termed the eSOS (emergency sanitation operation system) smart toilet to address the limitation in technical options. This toilet is based on the eSOS concept that takes into account the entire sanitation chain. This study also addresses the limited time for planning in emergencies by developing a decision support system (DSS) to help quick selection of optimal sanitation options. The aim was to enable users of the DSS to plan their emergency sanitation response within the shortest time possible. The study aims to contribute toward a better emergency sanitation response by application of technology advances.

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Stream Flow Recors for the Water Year…
Pennsylvania Dept of Forests and Wa, Geological Survey (U .S.) Hardcover R741 Discovery Miles 7 410
From Catchment Management to Managing…
M. Dinesh Kumar, Ratna Reddy V, … Paperback R2,578 Discovery Miles 25 780
Stream Flow Recors for the Water Year…
Pennsylvania Dept of Forests and Wa, Geological Survey (U .S.) Hardcover R761 Discovery Miles 7 610
Drought Challenges, Volume 2 - Policy…
Everisto Mapedza, Daniel Tsegai, … Paperback R2,642 Discovery Miles 26 420
Tsunami - Damage Assessment and Medical…
Mohammad Mokhtari Hardcover R2,557 Discovery Miles 25 570
Lakes of Africa - Microbial Diversity…
Mostafa El-Sheekh, Hosam Easa Elsaied Paperback R3,151 Discovery Miles 31 510

 

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