Summary:
NEW DELHI: Doctors in the national capital Saturday said the impact of air pollution on public health can be compared to smoking of 15-20 cigarettes a day. "Air pollution has reached alarming levels in Delhi and is causing severe damage to the health of the citizens. ""The impact of air pollution on our health is evident. "But, nowadays, I only see black lungs . "I have seen a change in the colour of lungs over the past 30 years that I have been operating..