Fig. 1 Sea level change along China coast from 1980 to 2020[10]

Fig. 2 Sea level change at representative stations along China coast from 2019 to 2020

Fig. 3 Sea level changes in the coastal areas of China in October from 1980 to 2020[10]

Fig. 4 Sea level changes in the coastal areas of Taiwan Strait in China in August from 1980 to 2020[10]

Fig. 5 Pattern of wind-driven current (a) and surge (b) in China offshore in October 2020

Fig. 6 Pattern of wind-driven current (a) and surge (b) in China offshore in August 2020

Fig. 7 Monthly changes of China coastal/offshore sea level and the Niño3.4 index in 2020

Fig. 8 Monthly sea level change in the coastal areas of Shanghai, Zhejiang, Fujian and Guangdong in 2020

Fig. 9 Seawater intrusion status in coastal areas of China during 2009-2020

Fig. 10 Abnormally low sea level in the coastal areas of Fujian during impacts of Typhoon Mekkhala

Fig. 11 Chlorine change at monitoring point 1# on the east side of Xiaoling River, Jinzhou city, Liaoning province from 2008 to 2020

Fig. 12 Coastal erosion at Nanjiang village, Suizhong county, Liaoning province in 2020