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Ho New / Reuters

The 'Fake' Cities of Syria's Unrest

Syrian television alleges the country's uprisings are taking place in cinematic replicas of its cities

REUTERS/Phil Noble

America's Great Dental Divide

How often you go to the dentist can predict not just income, but social class, political orientation, even what part of the country you live in

Carlos Barria / Reuters

WHO: Iran, South Asia Ranked Worst in Urban Air Pollution

Air quality continues a downward slide worldwide, according to the World Health Organization

Brian Snyder / Reuters

How to Keep High-Speed Rail Alive

Amid disappearing funding, a new report looks at how high-speed rail can still happen in the U.S.

Flickr user gsgeorge, licensed under Creative Commons

Descendants of the High Line

Four urban elevated railroad parks in progress

Courtesy Oregon Sustainability Center

Portland Commits to the World's Greenest Office Building

The Oregon Sustainability Center seeks to become America’s first project to meet the Living Building Challenge

Reuters/Tony Melville

One Downside to Bicycle Commuting: Biker's Lung

London bike commuters found to breathe in more soot than pedestrians

Reuters/Kimberly White

The Math Behind Sacking Disposable Bags

How a variety of policies aimed at reducing the environmental impact of shopping bags are working

2010 File photo Associated Press/The Philadelphia Inquirer

Are Violent 'Flash Mobs' Really a Trend?

After two summers in a row of disturbing group violence in cities like Chicago and Philadelphia, authorities look at the intersection of technology, poverty, and race

Courtesy Waterfront Toronto

9 Cool Projects Under Freeway Overpasses

Innovative ways to reuse the empty space beneath overpasses

Mark Byrnes

Why I Love My City: Tom Toles on Buffalo

Washington Post political cartoonist reflects on life in his hometown

Stefano Paltera/U.S. Department of Energy Solar Decathlon

Solar Decathalon 2011: This Year's Biggest Ideas

University teams bring their net-zero housing concepts to Washington

Courtesy Cleveland Department of Waste Disposal

Cleveland Doubles Down on Mandatory Recycling

Despite criticism, all city households will have garbage bins with tracking devices by 2015

Courtesy Sony Pictures

'Moneyball,' Oakland, and the Engineering of Victory

Is there a reason Billy Beane's story took place in the Bay Area?

The Rapid Growth of the Suburban Poor

2000s mark a turning point in the geography of American poverty

Flickr user ralphman, used under a Creative Commons license

Why Your Cell Phone Drops Calls in Dense Cities

With each advancement in network speed comes the need for more physical infrastructure

Courtesy UrbanChickenConsultant.wordpress.com

Meet the Urban Chicken Consultant

A Chicago woman has carved a business out of teaching residents there how to raise their own backyard poultry

A scene from Beijing in Gary Hustwit's "Urbanized"

'Helvetica' Director Gary Hustwit Takes on City Design with 'Urbanized'

The new film documents the problems and prospects of global urbanization

Courtesy The Brewery Project, LLC

A Green Neighborhood Brewing in Milwaukee

The seven-block, 20-acre The Brewery project is an environmentally sensitive restoration of the old Pabst Brewing Company