Overview

One of the main challenges faced by humans today is finding a balance between economic development of respective countries and sustainable utilisation of Earths resources. With the increase in the human population, demand for water resources is increasing globally. One of the challenges for water conservation in the future is the sustainability of current and future water resource allocation. Finding a balance between what is needed by humans and what is needed in the environment is an important step in the sustainability of water resources. With this in mind, sustainable utilisation of water resources, and conservation and management of aquatic ecosystems on Earth is an essential step towards the sustainable management of global water resources. This book discusses the current status of water resources on Earth and challenges water resource conservation in the first chapter. The second chapter of the book describes the physical, chemical and biological properties of water, and the biological indicators that can be used as water quality indicators. The third chapter of the book discusses how water becomes polluted, factors contributing to water pollution, as well as types and sources of water pollutants. The fourth chapter discusses the importance of water quality monitoring programmes and the methods of water quality monitoring programmes. Chapters Five and Six discuss the characteristics of lotic and lentic systems, factors affecting lotic and lentic systems and possible management options for each category. Chapter Seven discusses the aspects related to watershed management and water pollution control. The final chapter discusses agricultural and urban watershed management options, common issues related to their management, and strategies to reduce waste generation and pollution control.

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9781634858816

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Dr J.M.C.K Jayawardana is a senior lecturer attached to the Department of Natural Resources, Faculty of Applied Sciences, Sabaragamuwa University of Sri Lanka. She completed her Bachelor's degree at the University of Sri Jayawardanapura, Sri Lanka specialized in the field of Zoology. She obtained her MPhil degree from the University of Peradeniya, Sri Lanka in the area of Aquatic Resource Management and subsequently she obtained her PhD in Environmental Management from the University of Ballarat, Victoria, Australia in 2007. Her major area of specialization is Aquatic ecology and she is currently involved in many research projects related to areas of catchment management, stream health assessment and aquatic environment management. She has been serving as a University lecturer for twenty years and supervised several undergraduate and postgraduate students and involved in several research projects in the area of Environmental sciences. She has published her work in several international as well as nationally reputed journals and presented in many international and national conferences.

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