Rai, Navin Hydropower and climate variability: issues of adaptation in upper Tista catchment M.Phil. Navin Rai Vimal Khawas - Gangtok Sikkim University February 2017 - 123 p. Subjects--Topical Terms: Hydropower projectsSikkim Himalaya Dewey Class. No.: 333.914095414 / RAI/H