The Endless Drought

I have a piece in the dead-tree TIME this week on the months-long drought in the South—subscribers of the print and digital versions of TIME can access it here. (And the rest of you can go buy a magazine—or at least an iPad app.) The photos that went along with the piece—by the photographer George [...]

Breaking the Taboo on “Toilet to Tap”

As I wrote in this week’s Going Green column, the American South is gripped by a terrible dry spell, one lasting for months. In Texas alone, 99.93% of the country is in some state of drought. These are extreme times—and they call for extreme measures. Like drinking urine—sort of. In a sense, that’s what one [...]

The Once and Future Southwestern Mega-Drought

Lately, I’ve stopped worrying about climate change. Wait, that’s not quite right. But I only have so much worry bandwidth, and what is keeping me up at night lately is scarcenomoics, the idea that in a finite world, we may be hitting limits on some natural resources. Climate change doesn’t even have to play a [...]

Climate: A New Study Finds That Global Warming Could Dry Out the Southwest

It’s not the heat that might get us with climate change—it’s the humidity, so to speak. The risk of sea level rise due to melting land ice is one of the most recognized—if controversial and hard to predict—threats posed by global warming. Other potential impacts from global warming include increasingly powerful storms and floods of [...]

Water: Lake Mead Is at Record Low Levels. Is the Southwest Drying Up?

The Hoover Dam may be the Eighth Wonder of the World, but to me the more impressive achievement has always been Lake Mead, the man-made reservoir—which can contain nearly 10 trillion gallons of water—that the dam holds back. Lake Mead is a vast, living tank of water in the middle of the Nevada desert, as [...]