Today’s air was classified as 'very unhealthy', referring to a serious health risk to residents, according to the AQI index ...

has ranked the third on the list of cities with the worst air quality with an AQI score of 201 at 8:55am on Sunday. The air was classified as "very unhealthy", referring to a serious health risk to ...

air quality is considered ‘unhealthy for sensitive groups’, between 150 and 200 is ‘unhealthy’, between 201 and 300 is said to be 'very unhealthy', while a reading of 301+ is considered 'hazardous', ...

No matter what causes air pollution, it continues to increase throughout the United States, with over 131 million people ...

For all latest news, follow The Daily Star's Google News channel. Though Sunday's air quality was marked as very unhealthy with an AQI score of 201, the air worsened today marking 'hazardous.' ...

But these days we've had to check the air quality index before we venture out. Unfortunately, there have been plenty of mornings when the red bar appears, the screen reads, "very unhealthy" and we ...

The World Health Organization estimates that ambient air pollution is responsible for 4.2 million deaths annually, with about 91 percent of the world's population living in places with unhealthy air ...

Experts in alerting are keeping an eye on a project in Florida, where emergency management officials are harnessing the power of artificial intelligence.