Global air quality has deteriorated due to human activity such as manufacturing, burning and transport. Poor air quality is typically linked with health affects such as lung disease and heat attacks. Read more to learn about the air quality in the major cities around the world, including India, China and the USA.
Air pollution is one of the leading causes of death around the world. Therefore you may be curious: where is the cleanest air in the world? And what country has the best air quality? Smart Air analyzed 2022 air pollution data from 533 major cities spanning 88 countries in the …
Are you in search of a city in India with cleanest air to get a break from air pollution? Smart Air examined air quality data from 2022 for numerous Indian cities, resulting in the 2023 list of the ’20 Least Polluted Cities in India’ or ‘Best AQI Cities in India’. …
During seasonal changes, pollen triggers allergic reactions, sneezing, and itchy eyes for many. Does pollen show up in air quality readings? If so, people with allergies could use pollution readings to get a sense of local pollen conditions. How Small is Pollen? Intact pollen generally ranges from 10 microns to …
Air pollution ranks among the top causes of death in the world. But which cities and countries are the most polluted (dirtiest) in the world? Smart Air analyzed 2022 PM2.5 data for 529 major cities from 88 countries around the world to create the 2023 updated ranking of the “Top …
Air pollution is a serious concern in India, with significant health impacts. Smart Air has analyzed data from 2022 to highlight the “20 Most Polluted Cities in India” for 2023. Scroll down below for the full rundown of India’s most polluted cities and their annual PM2.5 levels. It’s worth noting …
Every year, millions of Americans watch 4th of July fireworks, but those fireworks create air pollution that lingers well into the next day, according to a new study. This new study may prompt some cities to reconsider using old-fashioned fireworks and replacing them with newer technologies like drone shows. Tracking …
After more than 16 years, the World Health Organization (WHO) updated its air quality guidelines, including its recommended limits for one of the world’s biggest killers, PM2.5 air pollution. The WHO lowered their annual PM2.5 limit by half, from 10 micrograms to 5 micrograms. So are these new guidelines safe …
Delhi is one of the most polluted cities in the world. PM2.5 pollution levels reach more than 10 times the World Health Organization’s annual limit. The city aims to tackle this crisis by installing a smog tower. Yet, an important question remains: Can Delhi’s air purifier tower effectively combat outdoor air pollution? …
This beautiful city in the picture is Eugene, Oregon. Known for its Willamette Valley and the founding of athletic shoe giant Nike, it also had America’s worst air quality in 2022, according to the latest data from the Environmental Protection Agency. How Bad Was the Worst Day of The Year …
Although carbon dioxide (CO2) is a byproduct of many natural processes, high levels of CO2 can cause a variety of health effects on humans. This article explains at what levels CO2 becomes dangerous and the negative health effects of these high CO2 levels. Also, how do CO2 levels become high …
