US cities, Air pollution

The list of the world’s top 20 most polluted cities is out. All but one are in Asia
All but one of the world’s top 20 most polluted cities last year were in Asia, a new study shows. The majority of these cities – 13 – are in the world’s most populous country, India, where booming economic growth is fired largely by coal and where hundreds of millions live in traffic-clogged and congested megacities .
Report reveals 2024's most polluted cities, countries: Which US cities made the list?
Data from more than 40,000 air quality monitoring stations in 138 countries, territories and regions were analyzed for the report, IQAir said.
Most polluted cities in the world — and the U.S. — revealed in annual report
The countries with the worst air quality included Bangladesh and India, according to an annual report from IQAir.
India has six of the world's 10 most polluted cities, report shows
Chad, in central Africa, is the world’s most polluted country, while California has the worst air pollution in North America, according to an IQAir report.
This Meghalaya city topped list of world's most polluted cities in 2024
Byrnihat, declared the world's most polluted city, faces severe health issues due to industrial pollution. Residents report respiratory diseases, contaminated water, and factory violations, prompting protests and calls for stricter regulations from local authorities.
20 most polluted cities in the world
Air pollution remains a serious global challenge, with some cities experiencing dangerously high levels of fine particulate matter (PM2.5). According to the latest IQAir report, 19 of the 20 most polluted cities in the world are in Asia,
India fifth most polluted country whereas Byrnihat in Meghalaya the world’s most polluted city: IQAir Report
India ranked as the fifth most polluted country in the world in 2024, with Byrnihat, Meghalaya, recognized as the most polluted metropolitan area globally. Despite a 7% decline in PM2.5 levels, New Delhi remained the most polluted capital.
Map Shows US Cities With Worst Air Pollution
According to the ranking in IQAir's 2024 World Air Quality Report, these are the 10 U.S. cities with the worst pollution in ...
Particulate matter levels in air exceed WHO limits in majority of world's big cities
Fewer than one in five global cities met World Health Organization air pollution standards in 2024 with Central and South ...
Suncor plans to take down a 100-foot flare stack in project to upgrade Commerce City refinery
The $16 million project is scheduled to start later this year, pending approval from the Colorado Department of Public Health ...
Majority of the world’s population breathes dirty air, report says
Most of the world has dirty air, with just 17% of global cities meeting WHO air pollution guidelines, a report Tuesday found.
India: Will air pollution jack up health insurance costs?
Air quality in Indian cities frequently ranks among the most hazardous in the world.Health insurance premiums in India, ...
Fewer Than One In Five Cities Meet Air Quality Guidelines, Study Finds
World Air Quality Report also found just seven countries met WHO annual average guidelines around PM2.5 particle pollution.
Most people around the world are now breathing polluted air, researchers warn
India had six of the nine most polluted cities worldwide, a new report from a Swiss-based database found. View on euronews ...
Three Raj cities ranked among world’s Top 20 most polluted
Jaipur: In a grim reminder of worsening air quality, three cities from Rajasthan — Sriganganagar, Bhiwadi, and Hanumangarh — ...