An air quality alert is in effect for all of Massachusetts today due to smoke from Canadian wildfires, and it could be the worst air quality day the Boston area has seen all year.
The Massachusetts Department of Environmental Protection issued an alert for “fine particulates” in the air until midnight. New Hampshire is also under an air quality alert.
“Air is unhealthy for sensitive children and adults, such as those with asthma, lung or heart disease, and older adults,” the department said. “Sensitive children and adults should limit prolonged outdoor activity.”…