1, topographic features
Rizhao is located in the hilly area of eastern Shandong Province, with the terrain generally facing the sea, high in the middle and low around, slightly inclined to the southeast, with mountains, hills and plains alternately distributed. The highest point is Ma 'er Mountain in Wulian County, with an altitude of 706 meters. The lowest point is Donghai Fishing Village in Donggang District, with an altitude of1~1.5m. Mountains account for 17.5% of the total area, hills account for 57.2% and plains account for 25.3%. Rizhao is located on the seashore, with various landforms, such as plains, hills, waters, wetlands and oceans. Rizhao belongs to the hilly area of eastern Shandong, and the terrain generally faces the sea and is backed by mountains. The middle part of the enclosure is high, slightly inclined to the southeast, and the mountains, hills and plains are alternately distributed.
2. Climate characteristics
Rizhao belongs to temperate monsoon climate, with four distinct seasons, no severe cold in winter, no heat in summer, very humid, and frequent typhoons landing. The annual average temperature is 12.7℃, the annual average humidity is 72%, the frost-free period is 223 days, the annual average sunshine is 2533 hours, and the annual average precipitation is 874 mm. The air quality is the national second-class standard. Sunshine belongs to the eastern monsoon region, with high temperature and rainy in summer and cold and little rain in winter. Being close to the coast, it is significantly influenced by the ocean. Compared with other inland areas at the same latitude, the temperature difference between the four seasons is relatively small, so the temperature in Xia Dong is moderate in two seasons.
3. Characteristics of natural resources
There are 207 species of wild animals in Rizhao city, belonging to 4 classes and 26 orders 1 1 genus. Among them, there are 7 amphibians, 0/5 reptiles, 0/4 mammals and 0/7 birds. Among the existing wild birds, there are 37 resident birds and 34 migratory birds/kloc-0. There are 24 species of national key protected birds, including 4 species of national first-class protected birds (red-crowned crane, bustard, golden eagle and white stork) and 20 species of national second-class protected birds (yellow-billed egret, swan, goose, mandarin duck, crane, etc.). ). Among wild mammals, Mongolian grass rabbits and hedgehogs are widely distributed.