Author

Sagnik Dey

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Open access Sep 2026

Chemical characterization and source apportionment of carbonaceous aerosols during post-monsoon biomass burning and Diwali at an upwind site of Delhi

Severe post-monsoon haze in Delhi-NCR poses air-quality and health risks and reflects regional and urban emissions. Sonipat lies along the principal transport corridor linking the agricultural burning regions of Punjab and Haryana with Delhi and serves as an intermediate receptor for regional pollution. However, sour...

Vasu Singh, Dilip Ganguly, Jaswant Rathore et al. · Atmospheric Chemistry and Ph... · 0 citations

Open access Jul 2026

Meteorological modulation of ambient air quality in Delhi and Lahore during the November 2024 haze event

The Indo-Gangetic Plain in South Asia frequently experiences severe haze during the post-monsoon season. The November 2024 haze event recorded the highest daily PM 2.5 concentrations in Delhi (696 µg/m³) and Lahore (621 µg/m³) over the past 5 years. These elevated PM 2.5 concentrations coincided with a prolonge...

Sishir Dahal, Nabin Sharma, Sagnik Dey et al. · Scientific Reports · 0 citations