20 Least Polluted Cities in India (2023 Rankings)

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’. …

Read more


Does Pollen Affect the Air Quality Index?

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 …

Read more

25 Most Polluted Cities in the World (2023 Rankings)

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 …

Read more

20 Most Polluted Cities in India (2023 Rankings)

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 …

Read more

Holiday Fireworks Raise Air Pollution for 14 Hours

Holiday Fireworks Raise Air Pollution for 14 Hours, Study Finds

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 …

Read more

Jakarta Indonesia Air Pollution

Jakarta Air Quality Index (AQI) and Indonesia Air Pollution

Air Quality and Pollution in Jakarta, Indonesia Jakarta, Indonesia has high air pollution levels and is one of the smoggiest cities in the world. In 2020, air quality exceeded the WHO annual pollution limits on every single day except one. What’s more, Jakarta’s most polluted day in 2020 had PM2.5 …

Read more

Where Does Indonesia and Jakarta’s Air Pollution Come From?

Air pollution in Indonesia has severely worsened in recent years. From 2013 to 2016 alone, Indonesia’s air pollution doubled. In 2010, Jakarta averaged over 4 times (40 micrograms) the WHO recommended healthy limit of PM.5 air pollution. With pollution levels worsening to dangerous levels, many may wonder where Indonesia and …

Read more

How Wildfires In California Affect Air Quality

It is no surprise that wildfires affect air quality. The wildfires in California and Australia have had a substantial impact on air quality levels over time. Pictures like the one above show the large amounts of smoke and pollution produced by these forest fires in California. But how exactly does …

Read more

Smart Air low cost purifiers

Smart Air is a social enterprise and certified B-Corp that offers simple, no-nonsense air purifiers and provides free education to protect people from the harms of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.

Certified B-Corp air purifier company