内蒙古荒漠草原是温带草原中最干旱的一个类型，为草原区自然条件最严酷、草场生产力最低、生态系统最脆弱的一个地区。
As a most drought type in temperate steppe, the desert steppe in Inner Mongolia is a district with harshest natural condition, lowest productivity and weakest ecosystem in steppe districts.
世界森林生态系统包括热带、亚热带、温带森林，北方针叶林以及其他有林地。
World forest Ecosystem includes tropical, subtropical, temperate, and boreal forests as well as other woodland.
松嫩平原扎龙、向海国家级自然保护区是我国中温带最完整的湿地生态系统。
Zalong and Xianghai national nature protection zone in Song-Nen plain is most integrated wetland ecosystem in the mid temperate zone of China.
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