New Delhi, Aug. 8 -- Kiran Mazumdar-Shaw, Biocon chairperson, endorsed Suhel Seth's citizen call to action for better cities, urging it to become a national movement. Referring to Prime Minister Narendra Modi's 2014 Swachh Bharat Abhiyan, Shaw highlighted public failure to maintain momentum as a civic shame after over a decade.

She also noted the ongoing clean city efforts in Bengaluru, but stressed that they require sustained behavioural changes for lasting impact on urban cleanliness.

"This must be a national movement," Shaw said in a post on X. "Hon PM Narendra Modi had started the Swachh Bharat movement a decade ago, and it is a matter of civic shame that we as a people failed to act."

"In Bengaluru, we are focused on a clean city ...