Festive smoke and winter smog put children, elderly at risk: doctor

Firecrackers, vehicle emissions and construction dust worsen air quality during the festive season, says respiratory expert Dr Mrinal Sircar. Low winter wind speeds and temperature inversion trap pollutants near the ground. Children are more vulnerable as their lungs are still developing and they breathe faster, while older adults with COPD, asthma or heart conditions should take extra care.