Seattle is building one of the country's biggest rooftop planting spaces.
An oil boom has caused prices to soar in one small city.
With thousands of vacant lots on hand, Philadelphia is trying to make it easier for people to buy them.
Cities might not want to question the nation's people counters.
A new ParkScore metric from the Trust for Public Land names San Francisco and Sacramento the nation's best.
Or perhaps the better question is, can they?
That's how many new units of housing San Francisco added in 2011, the lowest since 1993.
More than half of all babies now born in America are minorities. Here's how that's already playing out at the metropolitan level.
As the city prepares to host a number of global events, it still lacks the hotel space to meet the demand.
A new analysis finds that the weakest segment of the market is in outer and smaller suburbs.
A London company matches flexible tenants with landlords who would otherwise be sitting on empty buildings.
The country's newly digitized land registration database transferred scores of private property parcels to the state.
With an unprecedented number of retirees seeking to "age in place," America's stock of single-family homes may not be ready for them.
Rapid urbanization and divided cities could create a "nouveau apartheid" in places like Rwanda and Kenya.
Turkey will open formerly protected land (much of it already illegally developed) to builders.
How offices and home spaces are changing to keep up with Generation Y.
Activists should think beyond public subsidies.