The contribution of large dams to increased foodgrains production in India is only 10 per cent contrary to largely held belief, is a finding of the India Country Study(ICS) on large dams conducted by a consultant team of prominent Indian experts for the World Commission on Dams(WCD).The final report of the commission will be released by Mr. Nelson Mandela in London later this year.The commission had two sittings in India - at Chennai and in New Delhi.