script, Bhaskar Vira, Sanjay Barnela, Hina Kataria ; direction, Sanjay Barnela, Anjali Khosla ; produced by Cambridge University in association with Moving Images
conceived by Anil Agarwal and Sunita Narain ; directed by Sanjay Kak ; produced by Cedac Communications for Centre for Science and Environment, New Delhi
Doordarshan presents ; produced by the Public Service Broadcasting Trust for and in partnership with Prasar Bharati Corporation ; director, Manoj Raghuvanshi
chief executive producer, Xu Ruisheng ; executive producers, Gu Shiyang, Gao Feng ; chief producers, Luo Jingjun, Zeng Weiyu, Guo Benmin ; chief director, Gu Jun ; produced by China Central Newsreel and Documentary Film Studio (Group)