The sudden flood swept through the Bhote Koshi River basin in northern Rasuwa on August 26 Rescuers searched for survivors in the debris-strewn valleys and hillsides of Nepal on Thursday as more than 1,000 people were missing in the Himalayan country and neighbouring China after a wall of ice, mud and rock collapsed into a mountain river, triggering a catastrophic flash flood. Key points and original sources are listed below.

• The sudden flood swept through the Bhote Koshi River basin in northern Rasuwa on August 26S1

• Rescuers searched for survivors in the debris-strewn valleys and hillsides of Nepal on Thursday as more than 1,000 people were missing in the Himalayan country and neighbouring China after a wall of ice, mud and rock collapsed into a mountain river, triggering...S2

• A glacier collapse in Tibet caused catastrophic flash flooding in a border area of China and NepalS3

• Rescue teams are searching for survivors after a glacial collapse triggered catastrophic floods in Nepal and Tibet. Hundreds of people, including many foreign tourists, are missing.S4