Satellite Images Show How Trishuli River In Nepal Swelled Up To 6 Times, Swallowed Houses

When a rock and ice avalanche roared down the Tibet-Nepal border on the morning of August 26, it engulfed homes, roads, villages, and markets in Rasuwa district. The floodwaters spread to the Nuwakot, and Lalitpur districts in Nepal. Green hillsides transformed into vast stretches of mud, rock, and debris. In a span of a few hours, the floods transformed river valleys; shifting and expanding them up to six times.The NDTV team analysed satellite images by Vantor, Planet Labs PBC, Google Earth, and Google Open Buildings to understand the changing course of the Trishuli river, which carried the bulk of the devastating slurry.From 65 metres to 443 metres.In just hours, Nepal's floods transformed entire river valleys.Using before-and-after satellite imagery, @NDTV Datafy tracked how the Trishuli River and its tributaries widened, shifted course and consumed large stretches of land across Nuwakot,...