Photos capture eerie skies and smoke-filled air across Greater Boston. Share yours with us. The post Here’s what Boston looks like under Canadian wildfire smoke appeared first on Boston.com.

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

Each New England state has seen more days over the last five years when fine particulate matter or ozone exceeds air quality standards that are considered “unhealthy for sensitive groups.”