On a crisp winter morning, when the sun struggles to cut through a grey, smoky haze, many of us glance at the air-quality index like a daily horoscope, the number that decides whether we mask up, skip ...

In the heart of Delhi, at a spot popular for picnics in Delhi's crisp winter, a group of protestors are demanding their right to breathe freely. "Why, as a parent, am I being forced to make a choice ...