Tom Hanson is a national investigative correspondent for CBS News and Stations. His in-depth reports air across all platforms and programs. He is a member of CBS News and Stations Medical, Health, and ...

Despite growing recognition of the important role of cities in economic, political and environmental systems across the world, comparative, global-scale research on cities is severely limited. This ...

Concerned conservationists are raising red flags about the Clark County Lands Bill. If adopted, our suburban sprawl would grow by 42,000 acres, stretching miles along I-15 from Las Vegas to Primm.

Researchers argue that greenbelts almost always work in curbing sprawl, particularly in larger cities. It looks at 60 cities in Europe, half of them with a greenbelt, half without, and uses ...

New research has found that the local streets of the world's cities are becoming less connected, a global trend that is driving urban sprawl and discouraging the use of public transportation. New ...

The world’s cities are growing fast. Half the human race already lives in urban areas, and another 2.5 billion people could join them by 2050, the United Nations forecasts. While urban growth is ...

THERE IS A special thrill to landing in a new city. The view you get before the plane touches down reveals a lot about a place. You can tell whether locals live packed together in tall towers or ...