When our most powerful telescopes scan the universe for evidence of life, the first thing they look for is water. Water is nearly synonymous with life itself. Certainly it is intrinsic to every aspect of human existence. So perhaps it’s time we took a closer look at the water right here on planet Earth—especially since severe water shortages are an increasingly severe concern around the globe, including in the United States.
Here are 13 elementary reasons we should be asking more questions about the quality of our drinking water and where it comes from: