In most major Indian cities, automobile emissions are a significant, often dominant, source of key air pollutants like particulate matter (PM2.5, PM10), nitrogen oxides (NOx), carbon monoxide (CO), and volatile organic compounds (VOCs), especially in urban areas with high traffic density.
What is the primary source of air pollution in Indian cities?
Asked in APPSC Group II Mains paper 2 2025 · Topic: Pollution (Air Pollution: Types, sources, primary & secondary pollutants, smog, acid rain, effects, control technologies & policies.)
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