Water is so prevalent in our lives that we don't see it, it becomes transparent. But the truth is that, today more than ever, we need to preserve this valuable resource in a sustainable way. Xylem Inc., through its Watermark program, invites you to read this book and discover many things about this vital element that today is being threatened, from its properties as a molecule to how it is distributed to our houses. We want this book to contribute to our Europe region, so children and youn...