Poison in the Air

Delhi ranks 4th in the list of 50 most polluted cities in the world, according to the World Air Quality Report. Come October, Delhi turns into a gas chamber every year. What are the reasons for this air crisis and why should we be worried? Experts decode the problem.

Lung cancer is killing India's non-smokers, and pollution is the villain. Women and those under 50 are especially vulnerable, and they're falling prey in greater numbers than ever before. With India home to 63 of the world’s 100 most polluted places, the calamity is already upon us.