Terra Verde, for March 21, 2008 - 1:00pm
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Chevron's proposing a massive overhaul of its Richmond refinery—Chevron says it would reduce emissions, but community advocates say it's a de facto expansion that could produce more accidents and pollution.
Brian Edwards-Tiekert interviews Greg Karras, a senior scientist with Communities for a Better Environment, and Richmond Mayor Gayle MacGlaughlin.