Meteorologists at the National Weather Service have issued a string of "air stagnation advisories" to warn residents to brace for increased levels of pollution due to the weather conditions.

People may be exposed to unhealthy levels of airborne pollutants inside their homes, even if the outdoor air quality is good.

In a study measuring neonatal intensive care unit (NICU) admissions and satellite-based air pollution data, newborns exposed to higher levels of NO2 have a 30-35% higher risk of NICU admission and an ...