Geographical environment: Mountains, rivers, lakes and springs in Nanjing complement each other. The Yangtze River passes through the city with a coastline of nearly 200 kilometers. The scenery of Purple Mountain is excellent, and the Mufu Mountain is magnificent. Qinhuai River and Jinchuan River linger in it. Xuanwu Lake and Mochou Lake are scattered all over the place. The water area accounts for more than 1 1% of the total area, the forest coverage rate is 26.4%, the green coverage rate of the built-up area is 45%, and the per capita public green area is 13.7 square meters.
Nanjing's plane position is long from north to south and narrow from east to west, showing a positive north-south direction; The straight-line distance between north and south is150km, the east-west width in the middle is 50-70km, and the east-west width at the north and south ends is about 30km. The southern part is a landform complex composed of low mountains, hills, valley plains, lakeside plains and rivers along the river.