In the second volume of the Science in Everyday Life series, the journalist specialized in science writing and Master and Doctor of Science Ulisses Capozzoli draws on knowledge in areas such as astronomy, chemistry, geology and geopolitics to recount the history of this essential element for the emergence of life on our planet. Gathering information from different sources and authors, Capozzoli organizes the book into chapter such as: "The Cosmic Origin of Water", "Fresh Water in Brazil", "Rivers that Run in the Sky" and "The Water Crisis", which recently affected areas in the state of São Paulo and whose causes and consequences are addressed by the author. The series is published exclusively in electronic format, in English and Portuguese versions.