You have exceeded your limit for simultaneous device logins.
Your current subscription allows you to be actively logged in on up to three (3) devices simultaneously. Click on continue below to log out of other sessions and log in on this device.
Although collections needing report material might want to add the entire series, those with limited budgets or an ample supply of water-related titles might select only Cleaning Water, a first choice for most libraries.
Some basic concepts--such as where water comes from, how it collects in aquifers, and why we can't drink ocean water--are superficially explained in simple, large-print sentences illustrated with photos and diagrams; fact boxes provide deeper information on some pages. Water conservation is urged toward book's end, and an easy experiment and critical thinking questions are also provided. Reading list. Glos., ind.