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Air Pollution

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Chicago Region Under Air Quality Alert as Second Wave of Canadian Wildfire Smoke Lingers

Forecasts say air should improve this week but a wind shift, not just rain, is needed to clear smoke for good.

Air Quality Alert for Twin Cities as Ozone Levels Rise Friday

New Studies Tie Fine Air Pollution to Worsening Alzheimer’s Pathology and Increased Hospitalization for Lewy Body–Related Dementia

Study Links Fine Particle Pollution to Lewy Body Dementia and Identifies Toxic Protein Strain

HEPA Air Purifiers Cut Systolic Blood Pressure in Adults Near Busy Highways