air quality monitor

(Newser) - In New York City, officials have asked vulnerable people to stay indoors or wear masks when they go outside—and it's nothing to do with COVID. Smoke from Canadian wildfires has made the city's air quality "very unhealthy," Mayor Eric Adams said late Tuesday, urging all...

(Newser) - The Chinese know smog when they see it—even when the government calls it "fog." So Beijing citizens are taking their own pollution readings. "If people know what their air is like, they are more likely to take action," said a researcher at an environmental group...