Ecotechnology is the application of ecological engineering principles and methods. This book details a new approach to dealing with humans' impact on nature, stressing the need for a symbiotic relationship between humans and their natural environment. It covers ecological modeling, as well as economic, ecological and educational aspects of ecological engineering. Case studies are included illustrating applications in aquatic ecosystems, hydrological modification, pollution control, wetland management, and lake, reservoir, and stream restoration. The volume will be of benefit to ecologists, environmental scientists, environmental engineers and biologists.