The two concepts of world heritages and Biosphere reserves come under the aegis of UNESCO.Their objectives are mainly to conserve species diversity and ecosystems of the world.
英
美
- 世界遗产地和生物圈保护区的概念都是在联合国教科文组织(UNESCO)主持下制定的,主要目的都在于保护世界的物种多样性和生态系统;