Dirty Jobs - Brown Before Green

Seizoen: 4 - Aflevering: 15 / 76 - Eerst uitgezonden: 16 juni 2008 - Episode ID: 72930

Mike looks back on several of the Dirty Jobs that help to clean up the environment. From geothermal drilling, to wood and tire salvage, to building cobb homes, one thing seemed constant: in order to be green, you usually have to get brown first.