100 likes | 117 Views
IWMI Report 107: An Assessment of Environmental Flow Requirements of Indian River Basins by V. Smakhtin and M. Anputhas, International Water Management Institute, Colombo, Sri Lanka, 2006. Shortcomings. Requirements of terrestrial ecosystems (Page 7).
E N D
IWMI Report 107: An Assessment of Environmental Flow Requirements of Indian River Basins by V. Smakhtin and M. Anputhas, International Water Management Institute, Colombo, Sri Lanka, 2006.
Shortcomings • Requirements of terrestrial ecosystems (Page 7). • Agreed objective of certain state of river (Page 16). • Trend of Change (Page 17-18). • The Desktop Reserve Model (DRM) is more advanced. • DRM model 39.7% MAR • Shifting FDC 28.9% importance • MAR • Socio-economic
Reduction of biodiversity score EMC ‘C’; 28.9 % MSR at Farakka as per IWMI Reduce to 14.5 to 21.8% Biodiversity Rishikesh-Farakka > Bhagirathi-Alaknanda Basin. 1000 km > 300 km EMC from ‘C’ to ‘D’ and ‘E’
Other factors ignored Habitats required for recovery Upgrading the River Socioeconomic and cultural importance Riparian and terrestrial life Otter and Cheer Pheasant
River Bed Connectivity WII: River continuity is essential for the overall functioning of the system. There is ample available evidence indicating the overall importance of connectivity and continuity… Partial obstruction
Cost-Benefit Analysis Ramsar convention Incorporate long-term social benefit and cost considerations into the process from the very initial stages of project preparation WII Hydropower… share in the mix of power… is far below the desirable level (WII 2012:I-5, italics provided).
Benign Dams Smaller HEPs: less impact Smaller HEPs: less benefits
Factual error regarding Srinagar HEP Score sheet for Srinagar and Kotlibhel 1B projects (Appendix 6.2 of WII report) Table 3.2 List of 70 Hydro Electric Projects on Alaknanda and Bhagirathi river basins.