The present publication attempts to address issues related to policies with respect to climate change, biodiversity and food security including energy and sustainability issues. It contains 36 peer reviewed and selected papers presented at the International Conference on ‘Climate Change, Biodiversity and Food Security in South Asian Region’ organized by the Punjab State Council for Science and Technology in partnership with Union Nations Educational, Scientific & Cultural Organization (UNESO) held on 3rd and 4th November 2008 at Chandigarh. The participants included research scientist, academicians, policymakers, programme implementers, representatives from government departments, multilateral funding agencies, voluntary organizations, media etc. from India, Sri Lanka, Bangladesh, Germany, France and Pakistan besides participants from UNESCO, IUCN and SACEP. Major national level institutions included ISRO, BARC, PHD Chamber, NBA, ZSI, BSI, FRI, SACON, NBPGR, CEE, IARI, TERI, etc. and Central & State Government Ministries and Departments. The diversity in participation is adequately reflected in the papers included in this publication.

The papers not only include policy reviews but also discuss technology oriented to location specific case studies. Thus, and attempt has been made to provide a comprehensive coverage to all the major issues pertaining to Climate Change, Biodiversity and Food Security. The publication, is therefore, expected to be of relevance to all the stakeholders and to spur action at both, government and people level, by providing and information base for improved decision making.