EPA sets strict emissions standards for heavy-duty trucks and buses in bid to fight climate change

The new rules for heavy trucks and buses come a week after the EPA announced new automobile emissions standards for passenger vehicles.

‘I can taste the air’: Hazardous smoke from wildfires hangs over millions in Canada, U.S.

While Canadian officials asked other countries for help fighting more than 400 blazes nationwide, air quality rated as hazardous extended into central New York.

Maine warns of poor air quality caused by wildfires in Canada

Officials in Halifax, Nova Scotia, said that about 200 homes or structures have been damaged by the fires, and about 16,000 people there were told to evacuate.

Mills signs bill requiring state to alert communities to federal air quality violations

The new law comes after South Portland residents complained they were not notified of air quality violations from a petroleum tank farm along the Fore River.

Oxford to remediate mold in town offices

American Lung Association: Maine air quality is improved

Poor air quality alert issued for coastal Maine

Maine DEP warns of unhealthy ozone levels

Reading the smoke signals: Concerns about wood-stove smoke prompt state review

How to improve indoor air quality as winter approaches