India AQI · 299,972 city-days · 2023
Delhi is the headline.
Winter is the story.
Across North India, the air can get more than 200 AQI points worse in winter than in monsoon.
+219
largest winter jump: Purnia
#4
Delhi’s rank among worst 2023 city averages
6.7×
AQI gap: Byrnihat vs Silchar
The workshop hook: don’t ask “which city is polluted?” Ask “which cities become unlivable, in which season, and why?”
Winter pollution shock, not just Delhi
Monsoon
Winter