21/10/2020 15:00 GMT+7 vietnamnet
If there were no hydroelectric dams, floods would still occur, even at a higher level. In many cases, without hydropower reservoirs, floods would be more serious.
VietNamNet introduces an article by Assoc. Prof. Dr. Vu Thanh Ca, lecturer at the Hanoi University of Natural Resources and Environment, and former Director of the Institute for Marine and Island Studies under the Vietnam Administration of Sea and Islands.