Air pollution is one of the leading causes of death around the world. Therefore you may be curious: What are the least polluted cities in the world? And what is the least polluted country in the world? Smart Air analyzed 2022 air pollution data from 533 major cities spanning 88 …
Air pollution is one of the leading causes of death around the world. But which cities and countries are the most polluted in the world? Smart Air analyzed 2022 air pollution data for 529 major cities from 88 countries around the world to create the 2023 updated ranking of the …
Bangkok PM2.5 air quality averaged 23.3 micrograms in 2022. This means Bangkok PM2.5 concentrations exceeded the WHO annual limit of 5.0 micrograms by a little under 5 times. On the most polluted day, Bangkok air quality exceeded the recommended limit by a little under 20 times. Let’s take a look …
A peer-reviewed study from the University of Texas finds that ionizers increase air pollution, creating formaldehyde, ozone, and particulate. This data contrasts sharply with claims from air purifier companies that market ionizers as magical machines. One company in China claims that their machine’s negative ions “remove PM2.5 particulate pollution and …
Many air purifiers on the market include built-in air quality monitors to help users get a picture of their air quality. Unfortunately, there are a variety of issues with these built-in sensors, which is why we recommend using a stand-alone, portable air quality monitor. Apart from these issues, adding these …
Fireworks are everywhere during Diwali. So that got me thinking: just how much air pollution does Diwali create in India? We tracked the data the published PM2.5 data for 2021 Diwali, and share the results of our own tests as well. Testing Diwali Air Pollution in Delhi The Smart Air …
The use of essential oil diffusers such as the popular “Air Wick Essential Mist Diffuser” can be extremely relaxing. Many essential oils such as lavender, tea tree, and eucalyptus are touted to have a variety of benefits ranging from pain relief to boosting your mood. But can essential oil diffusers actually …
Wildfire smoke can travel a long way. And this wildfire smoke is a serious health concern. But how far can wildfire smoke travel exactly? Can someone in New York be affected by the California wildfires thousands of miles away? Do Australian bushfires affect the entire country? During the ravaging California …
Chennai air quality worsened by 11.5% in 2021 compared to 2020. This leaves Chennai with air pollution levels 6 times higher than the World Health Organization’s annual limit. What are the trends in Chennai air quality and how does Chennai air pollution compare to other Indian cities? Chennai Air Quality: …
Mumbai air quality improved 2% in 2021, compared to the previous year. These higher air pollution levels push Mumbai’s annual PM2.5 average to more than eight times the World Health Organization’s annual limit of 5 µg/m3. Let’s dive into what trends we see throughout the year with Mumbai air quality and …
