News tagged with air pollution

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.

Nov 26, 2014
3.8 / 5 (4) 3

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 ...

Nov 26, 2014
3 / 5 (4) 1