It is expected that the sea level along China's coast will rise by 55 to 170 mm in the next 30 years, said a bulletin released by the Ministry of Natural Resources as quoted by Xinhua.

From 1980 to 2020, the sea levels along the country's coast rose at a rate of 3.4 mm per year with fluctuations, the report noted, adding that the rise was above the global average in the same period, the Chinese news agency reported.

In 2020, the sea levels along China's coast were 73 mm higher than that of the normal years, the third-highest since 1980, said the bulletin.