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Shut Off That School Bus!

There are still a lot of states that don't have any restrictions on diesel idling. (Photo courtesy of the National Park Service)

Diesel exhaust has been linked to a lot of health problems – asthma, heart disease, and cancer. That's why so many states and cities across the country have anti-idling laws for diesels. Mark Brush reports some bus companies are being caught with their engines running:

Info from the EPA on idling

Producer: Mark Brush
Release Date: November 2, 2009
Running Time: :49