Most Americans don't. Take our quiz to see how you measure up.
It could lead to spikes in food prices and more devastating wildfires.
A super useful piece of furniture for the outdoor urban living room.
A radically new way to commute, if you’re up for it.
The government says global warming dried up its rivers. But they've ignored the impact of their giant dams and diversion channels.
For one thing, consumers have no tolerance for risk.
At least, that's not what's going on in this widely circulated photo of a sinkhole filled with bright green ooze.
Inside the city's ambitious plans to become a hub of water-related technology and innovation.
In L.A., private homeowners often erroneously believe the beach belongs to them.
"I am going to try to wake you up to things that are missing that you are not even aware are disappearing."
With Portland's Latest Rejection of Fluoride, Science Loses Out to History's Weirdest Alliance of Paranoiacs
How has one of America's biggest cities resisted the medical establishment on fluoridation?
According to a new report, there are now 48,000 "large" dams around the planet.
In a race to meet EPA guidelines, U.S. cities have installed dozens of these devices over the past decade.
The key, according to a new report, is forming partnerships with farmers.
20 years ago, there were 50,000 rivers in China. Now, more than 28,000 of these rivers are missing. Why?
It's time to come up with a new way of thinking and talking about places like Milwaukee, Pittsburgh, and Cleveland.
A million people live in the Raritan River watershed, so any environmental action requires an impressive level of regional cooperation.
According to a new study, urban and developed land areas will increase 41 percent.
A wild idea for converting an old canal in London.
The cost of water has risen much more in some places than in others.