Welcome to the home of Encyclopedia of Hydrological Sciences online! Here you will find a wealth of information about this exciting and important publication, which first published in print in October 2005, and is now being updated online. Pressures are increasing on the availability and exploitation of fresh water resources due to population increase, pollution and degradation of resources, and variations in distribution as a result of regional and global change in the climate. A compilation of knowledge in this area, therefore, has become a prerequisite for education and training of research, as well as practising hydrologists. The Encyclopedia of Hydrological Sciences is the definitive research-level treatment of these important [...]