Tim Halbur

Jonathan Lerner reports from Fresno, where sprawling development has clashed with agriculture, the region's bread and butter. A new regional plan hopes to preserve farmland and ease tensions.

Like systems used in electric vehicles like the Prius, an energy company think it could attach flywheels to subway trains and use the kinetic energy of their movement to generate energy that would feed back into the system.

Officials are at a loss to explain why parking tickets issued in New York's East Village have decreased by almost half between 2009 and 2010.

As bank-owned homes become a source of blight and crime, cities struggle to effectively hold banks accountable for their maintenance. Large banks tend to be the worst offenders, often failing to remove trash and weeds or paying fines.

The Canadians call it "laneway housing", and in the U.S. they're often dubbed "granny units". These smaller homes in underused garage or alley locations are creating new ways to add density to areas without changing community character.