@pony @lain Furthermore, many of the water sources that we've been relying on have come from underground aquifers. We're certainly depleting *that* at a far higher rate than we're finding alternatives https://www.wri.org/blog/2013/05/new-study-raises-question-what-don-t-we-know-about-water-scarcity
The research I've read has pointed to water scarcity being one of the biggest threats of our lifetimes, but it hasn't hit in a way that's obvious quite yet to the average person because the effects aren't hitting most people in industrial western areas.