A worker checks wind direction and speed at the Lang Son Hydro Meteorological Station. They did not have specific solutions and had not made appropriate investments in disaster prevention and control.Over-exploitation of sand caused erosion of riverbanks and coasts. Forest exploitation reduced the vegetation layer and the natural ecosystem became unbalanced.Tien said that most local disaster prevention and control forces had to spend their time on multiple tasks. The sector has a newsletter identifying natural disasters, issued twice a year.Forecasts for storms and tropical depressions are issued three or five days in advance, forecasts for heavy rain two or three days, and warnings for thunderstorms released from 30 minutes to two hours in advance. Severe cold spells are forecast five to seven days in advance.Marine weather forecasting has seen remarkable innovations thanks to new foreign technologies.

Source: Viet Nam News August 19, 2022 15:13 UTC