Delhi's air pollution is down by 25 percent, needs to reduce by another 65 per cent

Air pollution in Delhi has seen a downward trend. It has reduced by 25 per cent says a Centre for Science and Environment (CSE) report. Sunita Narain Director General CSE and Anumita Roychowdhury, Executive Director Research and Advocacy discuss how this was done and the future strategy to reduce air pollution even further.

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