A year and a half ago, I talked with Chris Paine about his documentary, “Who Killed The Electric Car?” Now General Motors, the company that introduced and then recalled the EV-1, has re-committed to the electric vehicle.

Today I talked with Nick Zielinski, chief vehicle engineer for General Motors, about their plug-in electric car, the Chevy Volt, and other alternative-fuel ideas they’re bringing to production. I asked him if they’re playing catchup with Toyota, which took the lead with the Prius, and whether — in my lifetime — we’re likely to see vehicles get away from oil-based energy completely.

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