City of Water : Groundwood Books : 9781773061443 : 1773061445 : 17 Jun 2021 : The second book in the ThinkCities series explores water as a precious, finite resource, tracing its journey from source, through the city, and back again. Living in cities where water flows effortlessly from our taps and fountains, it's easy to take it for granted. City of Water, the second book in the ThinkCities series, shines a light on the water system that is vital for our health and well-being. The narrative traces the journey of water from the forests, mountains, lakes, rivers and wetlands that form the watershed, through pipes and treatment facilities, into our taps, fire hydrants and toilets, then out through storm and sewer systems toward wastewater treatment plants and back into the watershed. Along the way we discover that some of the earliest cities with water systems date back to the Indus Valley in 2500 BC; that in 1920 only 1 percent of the US population had indoor plumbing; that if ground