Enormous Fog Layer Captures Pollution Throughout the United States.

A hazardous toxic fog has enveloped Michigan and the Great Lakes area, compelling countless Americans to remain indoors. The air quality in Detroit has escalated beyond 150 on the AQI scale—figures associated with asthma episodes, cardiovascular issues, and even strokes. The EPA and NWS caution that thick radiation fog combined with still air is trapping harmful PM2.5 particles near the ground, resulting in perilous breathing conditions for millions.