Court overturns US air quality standards

A federal appeals court has ruled that Bush-era clean air standards for fine particles (PM2.5) were insufficient, sending them back to the US Environmental Protection Agency (EPA) to be rewritten in a way that will better protect public health. The court decided that the EPA under the Bush administration had acted illegally in issuing weak air pollution standards for fine soot.

Source: Environmental News Service, 25 February 2009

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