This module is about water resources, their complex relationship with the environment and the economy and the growing problem of water scarcity and the various options that exist to deal with this problem. The module examines how water is allocated between various competing demands and explores the role that water plays in food security, public health, people's livelihoods and other aspects of social and economic development. The module seeks to critically evaluate the benefits, costs and impacts of water resources development, particularly those aspects most relevant to social and economic development in rural areas. Coverage includes the key water management challenges communities are facing today and the solutions that people have develo...