A new global study on air pollution has a warning for anyone who spends time outside

A new global study reveals that more than half of the world's population breathed unhealthy smog in 2026. The research warns individuals who spend time outdoors, highlighting how heat and wildfires contributed to these pollution levels. The study emphasizes the importance of checking air quality to stay safe. These findings underscore a widespread environmental crisis where a majority of the global population was exposed to hazardous air conditions throughout the year 2026.