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1·The biosphere reserve concept provides a trajectory to the solution of this issue.

生物圈保护区的概念为解决这一问题提供了重要思路。

2·Thee tourist friends, Jiuzhaigou is China's only have World Natural Heritage and World Biosphere Reserve two international titles natural scenic area.

游客朋友们，九寨沟是中国惟一拥有有“世界自然遗产”和“世界生物圈保护区”两项国际桂冠的自然风景名胜区。

3·Located on the east coast of the Yucatan peninsula, this biosphere reserve contains tropical forests, mangroves and marshes, as well as a large Marine section intersected by a barrier reef.

这一生物保护区位于尤卡坦半岛东岸，内有热带森林、红树林和沼泽地，还有被礁石分割开的海产区。