'Why did no one talk of pollution in the Yamuna earlier?'

IMAGE: Workers make final arrangements for the three-day World Cultural Festival organised by Sri Sri Ravi Shankar's Art of Living Foundation in New Delhi. Photograph: Kamal Kishore/PTI 'Why did......

Meri Dilli, aamchi Mumbai

Travelling through cities like Mumbai and Delhi one often sees signs stating 'My Mumbai Keep It Clean' or 'My Delhi Keep It Green'. In Chennai and Kolkata the language changes, but the tone is......