In grade school we were taught that water is a renewable resource that covers most of the planet and, quite literally, falls from the sky. I remember water cycle posters from second grade: a storm cloud that dropped rain in the mountains, which collected into rivers, which flowed into lakes or oceans, whereupon the water evaporated to form a new storm cloud. The point was that water moves through this cycle but is never used up. Despite that immutable bit of Earth science, modern society has long been preoccupied with the fear that our water resources are on borrowed time, as though we might accidentally turn the entire planet into a desert.
Read the full piece here in Asterisk Dagger