Road dust mitigation works undertaken to reduce particulate matter 10 (PM10) pollution is draining a lion’s share — 64% — of funds under the National Clean Air Programme (NCAP), said a new study by Centre for Science and Environment (CSE) while recommending a shift of focus on curbing the finer, more lethal PM2.5 pollution. “We need to worry about combustion sources rather than dust. Dust is not the main pollutant. When it gets coated with other pollutants, it becomes bad for your body,” said Sunita Narain, Director, CSE. The CSE…