That black, sooty exhaust from old diesel trucks may be a thing of the past. A landmark decision expected next week at the state Air Resources Board would mean California truckers must retrofit their diesel rigs at a price tag of about $5 billion. The cost is high, but given the health complications from diesel emissions, air pollution regulators feel they can’t afford not to act.

Get the Soot Out 22 June,2011QUEST Staff



QUEST, an Emmy Award-winning multimedia science series, has a new focus on the science of sustainability.The half-hour magazine style episodes are produced by a collaboration of six public broadcasters around the country and explore a wide variety of sustainability issues related to food, energy, water, climate and biodiversity. The story segments featured in each show are introduced by on-camera host, environmental journalist Simran Sethi. The series also includes half-hour specials that focus on a single topic.

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