China thinks it’s found an answer to its congestion problem.
People are willing to pay a higher price for a home if it's close to stores, workplaces, or transit, new analysis finds.
In L.A., replacing grass with drought-tolerant plants could change the city’s temperature.
From New York City to Fayetteville, Arkansas, some cities are relaxing requirements that new developments include parking spots.
This map shows where landfills have sprung up over the last 100 years.
It would come at a high cost to vulnerable communities.
It's not the worst idea ever.
If Rio's waters weren't cleaned up for Olympic athletes, how can we expect they'll be cleaned up for the city's actual residents?
Transit officials bribe riders with high-tech perks, when they really just want a fast, reliable way to get around.