一、前言由于受人类活动等因素影响,大气中的温室气体浓度持续增加,全球气候不断变暖,导致全球海平面升高。据1990年国家海洋局发布的《中国海平面公报》报导:“我国大陆沿岸海平面在过去100年里上升了14厘米,上升的趋势是相当明显的”,而“江苏省和上海市沿岸平均上升20厘米”,“上海站海平面上 I. Preface Due to human activities and other factors, the concentration of greenhouse gases in the atmosphere continues to increase, the global climate is constantly warming, leading to global sea level rise. According to the “China Sea Plane Bulletin” released by the State Oceanic Administration in 1990, it was reported: “The sea level along the mainland coast of China has risen by 14 centimeters in the past 100 years and the upward trend is quite obvious.” However, “the average of the coasts of Jiangsu Province and Shanghai Rise 20 centimeters ”," Shanghai Station sea level