 He has lent his support for the Chennai @-@ based charity , The Banyan , and appeared in the charity musical Netru , Indru , Naalai directed by Mani Ratnam for the cause . The actor also starred in the 2010 " Mile Sur Mera <unk> " music video on national integration alongside a bevy of Indian actors and musicians , describing the experience as " phenomenal " . In 2011 , Vikram was selected as a Youth Envoy for the United Nations Human Settlements Programme with his aim being to spread awareness about the statutes of U.N Habitat which include urban stabilisation and to help formulate plans for effective water management , slum eradication and women and youth empowerment . Soon after he announced two further social projects , " Karka <unk> " and " <unk> <unk> " , with the former being to identify school and college drop outs and help them to stand on their own feet , while the latter was about planting trees with an aim to make Chennai go green . In 2016 , he produced and directed the video to the flood relief anthem , Spirit of Chennai , as a tribute to the city 's volunteers following the 2015 South Indian floods . 
