This unique book shares the knowledge and experience of experts and scientists who apply high-quality findings and input from their research to issues concerning the management of water resources and their quality in Baltic countries including Poland, Lithuania, Latvia, Germany and Russia. It summarizes the latest results of several systematic  investigations, and assesses the occurrence and quality of surface and underground waters within the Baltic countries to help decision-makers plan for sustainable development. The book addresses a range of water resources management issues, especially those that are relevant to the water quality in these Baltic countries. It presents cutting-edge information and findings that can be effectively used to solve a variety of problems in integrated water resources management. Accordingly, it will be of interest to graduate students, researchers, water scientists, professionals, experts and practitioners working in water resources management.