Water Harvesting for Groundwater Management

The late Dr. Partha Sarathi Datta was an Experienced Advisor and Independent Consultant on Water and the Environment. Dr. Datta held many coveted senior level positions, and he was former Project Director, Professor and Principal Scientist at the Indian Agricultural Research Institute. He was educated (M.Sc., Ph.D.) at the Indian Institute of Technology, Kanpur.

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• Editor’s Note – October 2018 ixSeries Editor Foreword – Challenges in Water Management xiForeword xiiiPreface xvAcknowledgments xix1 Introduction: Issues in Water Harvesting and Water Security 11.1 Concept/Principles of Water Harvesting and Water Security 11.2 Food‐Water‐Energy Nexus 81.3 Climate Forcing Environmental Impacts (Floods and Droughts) 131.4 Water Security 162 Mega‐Trends that Impact Water Security 192.1 Global Population Growth and Water Availability 192.2 Increased Demand for Water, Food, and Energy 222.3 Anticipated Climate Change 253 Groundwater Occurrence, Availability, and Rechargeability 353.1 Groundwater Provenance, Recharge, Residence Time, and Pollution Characteristics 353.2 Identifying Groundwater Recharge Zones 644 Phases of Water Harvesting Systems 734.1 History of Water Harvesting Practices 734.2 Phases of Water Harvesting Systems in India 744.3 Methods of Rainwater Harvesting 765 Case Studies of Implementing Water Harvesting 975.1 International Scenario 975.2 Successes of Water Harvesting 995.3 Failures of Water Harvesting 1056 SWOT Analysis of Water Harvesting Systems 1116.1 Strengths of WHS – Local-Level Benefits 1116.2 Weaknesses of WHS – Negative Impacts 1146.3 Issues/ Limitations/Questions that Need Attention 1206.4 Opportunities for Revival of WHS 1256.5 Threats to WHS in India 1297 Challenges Associated with Water Harvesting 1337.1 Water Bodies and Associated Problems and Challenges 1337.2 Land Encroachments, Land Grabbing, Water Pollution, and Other Issues 1347.3 Risks Associated with Managed Aquifer Recharge 1378 Scope of Water Harvesting for Groundwater Management Strategies 1418.1 Scope of Water Harvesting as Part of Groundwater Management 1418.2 Groundwater Management and Sustainability Issues 1428.3 The Missing Elements in Groundwater Management 1499 Guidelines to Make Water Harvesting Helpful and Meaningful for Groundwater Management 1559.1 Groundwater Augmentation Approaches 1559.2 Behavioral Change for Groundwater Governance 1609.3 Ethical Issues in Groundwater Governance and Use 1679.4 Role of Geoscientists 1699.5 Role of Media 1709.6 Guidelines for Rainwater Harvesting Projects 17110 Concluding Remarks 17510.1 Scope of Rainwater Harvesting 17510.2 Economic Evaluation of Water Harvesting Systems 17610.3 Scale Considerations 17610.4 Advantages and Disadvantages of RWH for Groundwater Recharge 17710.5 Practical Suggestions for Efficient Water Harvesting 177Glossary of Terms 185Index 193