Articles on Clean Air Act

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Coal stockpile at a Milwaukee, Wisconsin power plant, 2011. Michael Pereckas

Even when it’s sitting in storage, coal threatens human health

A recent study shows that large piles of coal produce measurable quantities of fine particulate air pollution within a 25-mile radius. Covering coal trains and storage piles could reduce the problem.
US President Barack Obama has unveiled the United States’ most comprehensive climate policy so far. EPA/Michael Reynolds/AAP

Obama takes ‘biggest step’ on US climate policy: experts react

US President Barack Obama's new climate plan aims to cut greenhouse emissions from the nation's coal-dominated power sector by 32% by 2030. Will it get through, and how will it affect this year's climate talks?

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