This book systematically covers underlying principles of hydrology in chapters 1 - 10 and then delves deeper into the application of these principles to practical problems in the field throughout the remainder of the prose. Covers all aspects of the hydrologic cycle, and the manner in which they may be modified to deal with floods, droughts, potable water supply and urban drainage. For anyone who expect to become involved in programs that are concerned with the development, management and protection of water resources.