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三峡库区位于东经 1 0 6°～ 1 1 1°5 0′,北纬 2 9°1 6′～ 31°2 5′之间 ,东起湖北宜昌 ,西至重庆巴县 ,范围涉及湖北省、重庆市的 2 0个县 (市、区 ) ,幅员面积 5 .4万ｋｍ2 。库区属湿润亚热带季风气候 ,具有冬暖春早、夏热伏旱、秋雨连绵、高湿雾多等特征 ,且区内局部
The reservoir area of the Three Gorges lies between east longitude 106 ° and 1110 ° 5 ° and latitude 29 ° 16 ° to 31 ° 25 ° north latitude, starting from Yichang in Hubei Province to Baxian in the west and Chongqing in the west, covering Hubei Province, Chongqing Municipality 20 counties (cities, districts), covers an area of 54000 km2. The reservoir area belongs to humid subtropical monsoon climate, with the features of early winter, early spring and early summer, summer heat and drought, continuous autumn rain, high humidity and fog, etc.,