Road Dust as a Major Driver of Urban Air Pollution

4 Letter Word Everyone in Delhi Needs to Know: Dust

What Happened

Scientific studies identified road dust as one of the largest contributors to Delhi’s air pollution burden.

Key Highlights

1. Dust originates from construction activities, exposed soil, degraded roads and debris accumulation.
2. Dust significantly contributes to PM10 and PM2.5 pollution levels.
3. Urban construction and Aravalli degradation intensified dust accumulation.
4. Experts recommend mechanised sweeping and improved construction-site management.

Key Facts

• PM10 refers to particulate matter below 10 micrometres.
•  PM2.5 particles can penetrate deep into lungs and bloodstream.
• CAQM coordinates air quality management in NCR.
• Delhi’s pollution also includes vehicular, industrial and biomass-burning sources.