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Eco-photos of the week: May 24-30

By: Devereaux Bell on Oct. 16, 2009, 11:22 p.m.
Car in a Chinese assembly plant

Photo: ZUMA Press

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Eastern promises

China plans to enact strict new gas mileage rules — an 18 percent increase in fuel efficiency by 2015 — that are even tougher than those announced by President Obama last week.