ABC News

Being developed on 1500 acres of Incheon's waterfront, Songdo is a completely planned city harnessing the latest innovations in green technology and planning doctrine aimed at creating a sustainable, self contained 'city of the future.'

Yesterday, the Senate voted to block ACORN (Association of Community Organizations for Reform Now) from receiving grants from HUD. ABC News looks at the latest complaints against the group, and ACORN's chief organizer speaks in defense.

A new study of public high school students suggests a connection between obesity and feeling unsafe in one's neighborhood.

Dumpster diving takes on new meaning as a New York-based design firm reinvents vacant lots as mini-resorts by converting old trash bins into swimming pools.

The latest Forbes Misery Index sees a number of changes in the roster, with housing bust "ground zero" Stockton California at the "top" of the list.

"Good Morning America" in cooperation with Amtrak will launch a 'Whistle-Stop' Tour at Grand Central Station on Mon, Sept. 15 - one full week live, two hours daily from a moving train featuring five station stops, making for a 'technology first'.

Bohmte, Germany is following the lead of an EU program called "Shared Space", which recommends that cities remove traffic signals and find ways to encourage cars to share their space with pedestrians and bicyclists.

Members of Congress seek to close a loophole that enabled those buy gas-guzzling SUVs to claim a tax deduction of up to $25,000. Auto makers and dealers oppose the idea calling it a "tax increase".

In a move to address poverty in the city, New York Mayor Michael Bloomberg has started a program that will pay low-income residents for doing things perceived to break the cycle of poverty, such as visiting a doctor and attending school regularly.

The new plan would transform Sydney's White Bay into an environmentally-friendly community designed to mitigate the city's ecological impact and combat global warming.

The desire for slower pace, more security and the ability to carry out transactions from anywhere via the internet are fueling a renewed interest in rural living.

A new Internet start-up hopes to become the eBay for parking spaces by allowing people to find and trade parking online.

After the Supreme Court's "Kelo" decisions, ballot referendums seek to restrict local governments' power.

Vegetation covered roofs, which help save energy and reduce runoff, are sprouting up in major cities across North America.

Sixty percent of people who enter the US from Mexico at the San Diego border would pay a toll for a speedier trip.

The City of Berkeley takes the University of California at Berkeley to court over 15-year growth plan.

Traffic is worst in big cities and suburbs, and 50% feel it is worse than 5 years ago, according to an ABC traffic poll.

20/20 reporter John Stossel explores the "myth that urban sprawl is ruining America."

'Wham-Bam-Tram'and 'Streetcar Named Disaster' are some the nicknames given to the Houston's new light rail line between downtown and the Astrodome.

In an effort to enhance the city's skyline, a court decision leads to a battle over preservation.