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When water leaves a treatment works and travels through a distribution system, its quality, with respect to many chemical and biological parameters, will degrade. The quality of the delivered water will be largely influenced by: The quality of treated water supplied into the network The condition of distribution assets within the network The retention time within the network. The water industry has focused predominantly on the quality of treated water and the physical condition of distribution assets when improving the quality of water at the customer's tap. However the quality of the water...

When David Holt and Bill Mooney collaborated on their original Ready-to-Tell Tales in 1994, they knew they had a tiger by the tail. How do you top what School Library Journal called a "highly recommended...extraordinary collection"? With more terrific stories contributed by seasoned storytellers, and with a number of enhanced features, such as age-level and audience recommendations, an index of cultural stories, and profiles and photographs of the contributing storytellers. Forty-four of the world's finest storytellers contribute tales all the way from Senegal to Cuba.

Reproductive mechanisms are well understood in only a handful of vertebrate species, mostly domestic livestock and laboratory animals. This means that attempts to develop and implement management policies for wildlife conservation of endangered species are often based on poor data or no data at all. In Reproductive Sciences and Integrated Conservation, leading authorities examine reproductive diversity in fishes, amphibia, reptiles, birds and mammals. They review the many factors that influence reproduction--including genetics, behavior and nutrition--and assess the potential conservation...