India’s air quality, with an average annual PM2.5 concentration of 54.4 micrograms per cubic metre, was better than only two countries - Bangladesh and Pakistan, according to the World Air Quality Report 2023 by Swiss organisation IQAir. India beat India to become the most polluted and the second most Polluted country in the world, respectively. Bihar's Begusarai became the capital city with the poorest air quality. This is the fourth consecutive time Delhi has emerged as the
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