Water bodies and ecosystems -- Climate changes -- Hydrology -- Continuous media hydrogeology -- Karst hydrogeology -- Fissured rocks hydrogeology -- Hydrochemistry -- Water quality -- Geothermics and thermal waters -- The role of water in construction projects. The book focuses on the management of the aquatic environment. It is aimed at scientists, students, governmental officials and specialists dealing with groundwater and environment. Its main goal is to inform the reader of ideas, knowledge and experience in terms of a sustainable aquatic environment. The main topics are as follows: Water Bodies and Ecosystems; Climate Change and Water Bodies; Water quality and agriculture; Interaction of Surface and ground waters; Karst Hydrogeology; Continuous Media Hydrogeology; Fissured Rocks Hydrogeology; Hydrochemistry; Geothermics and thermal waters; The role of water in construction projects; Hydrology