2021 – Lake in the Rishiganga valley Winter season flash flood in Rishiganga–Dhauliganga valley of Uttarakhand Himalaya on February 7, 2021 caused major devastation, particularly around the hydropower projects at Rini and Tapoban in Chamoli district. Geomorphic changes brought forth by the flash flood created a lake on Rishiganga river that has been the focus of post-disaster […]