Kolkata's air pollution in 2020 did not improve

Did Kolkata’s Air Quality Improve in 2020?

How was Kolkata’s air quality in 2020? Did Kolkata’s air quality improve in 2020 compared to recent years? Air pollution in 2019 averaged levels nearly 7 times the World Health Organization’s (WHO) recommended limit for PM2.5 levels. Smart Air dove into the data to see if there was any improvement … Read more

Did Delhi's Air Quality Improve In 2020?

Did Delhi’s Air Quality Improve in 2020?

How was Delhi’s air quality in 2020? Did Delhi’s air quality improve in 2020 compared to recent years? For the previous three years, Delhi has seen little improvement in air quality. Air pollution levels have hovered around 10x the World Health Organization’s (WHO) recommended limit for PM2.5 levels. Smart Air … Read more

2020 India Air Pollution Report: Did Air Quality Improve?

Did India’s air quality improve in 2020? How did COVID-19 affect air quality in India? Smart Air analyzed 2020 India air pollution data for five of India’s major cities: Delhi, Mumbai, Kolkata, Chennai, and Hyderabad. 2020 India Air Quality Report Of the five major Indian cities analyzed in 2020, all … Read more

Chennai air pollution

Chennai Air Quality (AQI) and India Air Pollution

Air Quality in Chennai Chennai air quality in 2020 was rated ‘Unhealthy’. Chennai’s annual average AQI is 117, putting it in the lower half of India’s most polluted cities. Air Quality in Chennai Worse than WHO Target on 86% of days Chennai’s daily air quality levels exceeded the World Health … Read more

Did India’s Air Improve in 2019

A Smart Air analysis of new air quality data found that pollution improved in 2019 in all major cities in india. Small PM2.5 particles in the air decreased from 2018 to 2019 by as much as 15.5%. Delhi Air Quality Even though all cities saw pollution decrease, Delhi saw just … Read more

防污口罩多久要换

How Long Do N95 Masks Last? New Data

Scientific tests have found that simple pollution masks are incredibly effective, but how long do masks last? Most tests are done with brand new masks, so there’s very little data on used ones. And in that data vacuum, people have wildly different ideas about how masks remain effective. I’ve seen … Read more

Did Bangalore’s Air Quality Get Better in 2018?

Analyzing air quality data from the Berkeley Earth Project, Smart Air found that Bangalore’s air quality worsened by 7% in 2018 compared to 2017. This puts Bangalore at about 4 times the World Health Organization’s annual limit.     Bangalore Air Pollution by Month Breaking down the data by month reveals … Read more

Ford Gurgaon office

Smart Air Provides Clean Air to Automobile Giant Ford

Right after moving to their new office in the Chimes building in Gurgaon, Ford India was experiencing problems with outdoor particulate pollution (PM2.5) and chemicals (VOCs) off-gassing from new furniture, carpets, paints, and other remodeling work. To tackle these problems and protect the health of their staff, Ford India reached … Read more

Smart Air is a social enterprise that creates simple, no-nonsense air purifier and provides free education to protect people’s health from the effects of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.