Idling

Lax enforcement of standards created to limit exhaust from idling diesel-powered vehicles and buses shows that there is still work to be done in Mayor Richard Daley's quest to position Chicago atop the list of the nation's greenest cities.
Nov 22, 2010   The Chicago Tribune
Leaders in Arlington, Texas, near Dallas, are studying how to reduce pollution generated by idling cars at drive-thru windows.
Feb 20, 2009   NBC DFW