Coal emissions, not dust, drive Delhi’s PM2.5 spikes as secondary particles dominate pollution, says CREA study ...

Around one-third of Delhi’s annual PM2.5 pollution is made up of secondary ammonium sulfate, with its share rising sharply during the city’s worst po ...

A recent analysis by CREA uncovers that secondary particles from coal-fired power plants are the main driver of PM2.5 ...

Delhi recorded its worst air quality for the month of December since 2018, with an average AQI (Air Quality Index) of 349, ...

A big new study, with researchers from Harvard and CREA, just uncovered something troubling about Delhi’s air: almost a third ...

New research shows ammonium sulphate makes up nearly one-third of Delhi’s PM2.5 pollution and poses serious health risks.

A CREA analysis reveals that 42% of India's PM2.5 pollution originates from secondary particulate matter, mainly ammonium ...

Around one-third of Delhi's annual PM2.5 pollution is secondary ammonium sulfate, primarily resulting from coal plants, industries and agriculture.

NASA-based analysis shows ammonium sulphate forms nearly one-third of annual PM2.5, driven by chemical reactions rather than direct local emissions.

According to officials familiar with the matter, an analysis of CPCB data shows that PM10 has frequently emerged as the ...

New Delhi, A large share of India's PM2.5 pollution is not emitted directly but is chemically formed in the atmosphere from precursor gases with 42 per cent of the burden being secondary particulate ...