State gasps as post-Diwali pollution sends AQI soaring; Hajipur worst hit

Patna’s AQI hit 280 on Monday, worst this year post-Diwali; Hajipur topped Bihar at 335 as smog rose due to firecrackers and weather inversion.

Patna’s AQI hit 280 on Monday, worst this year post-Diwali; Hajipur topped Bihar at 335 as smog rose due to firecrackers and weather inversion.