New York's former mayor and Vancouver's mayor Gregor Robertson are pushing for climate change policies at the city level.
Not everyone is happy that under a 2007 energy law, old-style incandescent light bulbs will be phased out starting in January 2012. The federal government says it’s not a ban. But the change is prompting some people to hoard incandescents, which haven’t changed much since Edison invented them. We speak with Nolan Finley, editorial page editor of the Detroit News.