- India’s capital sees air pollution hit 50 times the safe limit Global News
- Delhi air pollution levels at ‘severe plus’, authorities say BBC.com
- Delhi’s 2nd-worst air day on record, SC says Grap-4 to go on till further orders The Times of India
- Northern India chokes in smog 130 times WHO limits CBC.ca
- Delhi shuts schools, bans construction as pollution levels hit new high Al Jazeera English
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