Climate change and food security in South Asia : [International Symposium on Climate Change and Food Security in South Asia ; held at the University of Dhaka from 25 to 30 August 2008] Pt. 1. Climate change in South Asia pt. 2. Climate change and water resources pt. 3. Climate change and the environment pt. 4. Climate change and soil degradation pt. 5. Climate change and food security pt. 6. Mitigation and adaptation options pt. 7. Climate change and agriculture in Bangladesh pt. 8. Policy imperatives pt. 9. Need for action