India, Nov. 22 -- Backing the Delhi government's decision to ban outdoor activities in Delhi schools in view of worsening air quality, a doctor in Delhi termed the combination of cold and pollution during the winter months in the national capital as 'lethal'.

Doctor Avi Kumar, a senior Pulmonology consultant at Fortis Escorts hospital, welcomed the restriction of outdoor activities for school children and also recommended delaying school timings to let children avoid the early morning cold.

"The mixture of cold and pollution is quite lethal. It's a very good decision by the Supreme Court to restrict outdoor activities for children. Early morning hours should also be avoided. The school opening should be delayed for some time till the co...