The high levels of air pollution in Delhi are a matter of concern. According to a report by Swiss organisation, IQAir, India's capital is the most polluted capital city in the world. It said that although Delhi's air quality improved by nearly 15 per cent from 2019 to 2020, the city still ranked as the 10th most polluted city in the world and the most polluted capital.from IndiaTV India: Google News Feed https://ift.tt/3cAN5jo
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