Air pollution is a serious concern in India, with significant health impacts. Smart Air has analyzed data from 2023 to highlight the “20 Most Polluted Cities in India”. Scroll down below for the full rundown of India’s most polluted cities and their annual PM2.5 levels. It’s worth noting that the …
Winter air quality in India is hazardous, with PM2.5 pollution levels reach more than 10 times the World Health Organization’s annual limit. Hazy skies and pollution alerts have become the norm during India’s winters. But just why is this? Analyzing India’s Summer & Winter Pollution Levels Data analyzed by Smart …
When Smart Air polled people about what time of day air pollution is lowest, the most popular answer was the early morning, before the morning rush hour. But how accurate are our intuitions? To get to the bottom of it, Smart Air analyzed thousands of hours of PM2.5 data from …
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? …
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 …
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 …
Analyzing air quality data from the Berkeley Earth Project, Smart Air found that Bangalore air quality worsened by 3% in 2021 compared to 2020. This leaves Bangalore with air pollution levels 6 times higher than the World Health Organization’s annual limit. Bangalore Air Quality by Month Breaking down the data by …
Analyzing air pollution data from the US Consulate, Smart Air found that Kolkata’s air quality levels did not improve in 2021 compared to last year. With an annual PM level of 71 micrograms, the citizens of Kolkata are still breathing air pollution that is 14 times the WHO annual limit. …
How was Delhi’s air quality in 2021? Did Delhi’s air quality improve in 2021 compared to recent years? Delhi air quality has seen little improvement recently. Air pollution levels have hovered around 20x the World Health Organization’s (WHO) recommended limit for PM2.5 levels. Smart Air dove into the data to …
How did India air pollution fare in 2021? Did the COVID-19 second wave affect air quality in India? Smart Air analyzed 2021 India air pollution data for five of India’s major cities: Delhi, Mumbai, Kolkata, Chennai, and Hyderabad. 2021 India Air Pollution Report Of the five major Indian cities analyzed …
