The paper provides a preliminary assessment of adaptation options for the SSRB and the identification of the most important key players involved. This study includes six parts: an introduction (part 1"); a description of the study area (part 2"); a review on the climate change prediction tools and impacts for the study area (part 3"); the climate change vulnerabilities and adaptation options in natural and human systems with relevance to the study area (part 4"); conclusions and discussions (part 5"); and references (part 6). Among the human systems vulnerabilities to climate change, further analysis has been done on the water resources sector.