Get ready for the water wars. Most of the world’s population takes water for granted, just like air — two life-sustaining substances. After all, the human body is nearly two-thirds water. But a Hindustan Times blogger said that in India right now, as in many other places around the globe, drinkable water has become such a “precious commodity” that it’s dragging the world into “water wars.” Climate change is drying up lakes and rivers almost everywhere. In Australia, an unprecedented heat wave brought on massive wildfires and critical water shortages. As water grows scarce, more countries are building dams on rivers to hog most of the water for themselves, depriving the nations downstream. Already, Egypt has threatened to bomb the Grand Renaissance Dam upstream on the Nile River in Ethiopia. And as the Earth’s population crossed the 7 billion mark last year, more […]