In the condition of region structure and climate geography location, Beijing's ecological environment has been severely affected.
北京由于所处区域构造及气候地理位置，生态环境直接受荒漠化的严重威胁。
2
Everything is product of the environment. The prerequisite and key of species forming is the ecological environments, such as geography, climate, water, soil, biological chain and so on.
万物都是环境的产物，地理、气候、水质、土壤、生物链等构成的生态环境是物种成型的前提和关键。
3
With the building of Linyi Riverside Ecological Town, red classics, humanistic geography and natural scenery have become attractive dimensions of sights of Linyi.