Ice avalanche, glacial lake or earthquake? What triggered Nepal’s deadly floods

US Geological Survey recorded a magnitude 4.4 earthquake in Tibetan territory at 8.37amFloods battered Nepal on Wednesday after a sudden surge in the Bhote Koshi River swept through the Rasuwa district near the China border, killing over 30 people and leaving hundreds of people, including foreign nationals, reported missing.The cause of the devastating flash flood is now being investigated, with an initial assessment suggesting that an ice avalanche may have blocked the Lhende River, causing water to build up before suddenly bursting downstream.According to The Kathmandu Post, Rijan Bhakta Kayastha, a professor at Kathmandu University and climate researcher, said the preliminary assessment was based on discussions with scientists in Nepal and China. He said an ice avalanche from the Nepal