Flooded villages, forests, roads in the Amur region (taken from an airplane). Destroyed and submerged bridges, piers, railway stations, motorways. Residents flooded the town carrying belongings and pets on boats. Camp evacuees affected by the floods. Men and women sit in tents, cook on a fire. Construction of dams around the cities of Blagoveshchensk and Heihe (China). Working urban residents - Russian and Chinese. Fields of wheat and sunflower after the recession of water. Broken stems of plants. Soviet and Chinese scholars at a meeting on joint scientific research expedition in the region of the Amur River; present leader of the Soviet research expedition, Doctor of Technical Sciences SV Klopov, head of China research expedition, Professor Feng Chung-yun. A group of Soviet and Chinese scientists on a boat floating on the river Amur. Field detachment of the expedition on the banks of the Amur River in the vicinity of the future dam. The expedition members are working on leveling, the definition of soil samples.