New York Times: Proof of the grave air pollution problem confronting India is seen not just in the suffocating smog that on many days crowds out the sun in New Delhi, the worlds most polluted city. It can be measured as well in the fact that the country has the worlds highest death rate from chronic respiratory diseases, which kill an estimated 1.5 million Indians every year. A 2014 World Health Organization report concluded of the 20 most polluted cities in the world, India has 13.
After years of denial and...