News tagged with air

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US to propose stricter smog standard

Coming full circle on a campaign promise, the Obama administration will propose Wednesday to reduce the amount of smog-forming pollution allowed in the air, which has been linked to asthma, lung damage and ...

18 hours ago
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US proposes stricter ozone limits

The US Environmental Protection Agency announced plans Wednesday to strengthen emission regulations for ozone, a smog-causing pollutant blamed for respiratory ailments affecting millions of Americans.

4 hours ago
3 / 5 (2) 1