By Kalyan Barooah New Delhi, Dec 6 : Notwithstanding China’s assurances on Brahmaputra river, the Zangmu Dam may eventually impact flow of water into India, as the dam is half way across the Yarlung Tsangpo river. This was revealed by Michael Buckley, a Canada-based writer and photographer, who researched on the dams across the Tibetan Autonomous Region and made a film Meltdown in Tibet....