指出正是由于不合理的人类活动，对汾河上游流域的环境产生了重大的影响，造成了植被的破坏、野生动物濒临绝迹、水土流失和土地退化的加剧。 。
Secondly, , wild animals lost their natural living environment owing to vegetation destruction, so some animals now become rarer and rarer besides of macro-animals being extinct, and so on.
不合理人类活动是草地退化的主要驱动因素，决定了自然条件基本相同地区的草地退化强度的空间分异。
Irrational human activities, which decide the spatial distribution of grassland degradation intensity under the similar natural conditions, are the main driving factors of grassland degradation.
驱动土地覆被变化的主导因素是人类经济活动对自然资源的不合理利用。
The drive factor is local economic action, which use natural resource immoderately.
人类不合理的活动是产生环境问题的根源。
Deteriorating environment due to improper human activity is threatening human survival and development.
人类不合理的社会经济活动严重干扰了河流生态系统，河流健康问题引起广泛的重视。
Disturbance from irrational anthropogenic socioeconomic activity has influenced river ecosystem seriously and intensive attention has been paid on issues concerning river health.
指出正是由于不合理的人类活动，对汾河上游流域的环境产生了重大的影响，造成了植被的破坏、野生动物濒临绝迹、水土流失和土地退化的加剧。
Secondly, wild animals lost their natural living environment owing to vegetation destruction, so some animals now become rarer and rarer besides of macro-animals being extinct, and so on.
贵州喀斯特地区受人类活动影响，特别是由于土地资源利用的不合理，不同区域出现了一系列的环境问题，一些地区存在的石漠化现象表现得尤为突出。
The karst region in Guizhou is affected by human's activities. Especially in different areas, a series of problems arise, due to the irrational exploitation of soil resources.
贵州喀斯特地区受人类活动影响，特别是由于土地资源利用的不合理，不同区域出现了一系列的环境问题，一些地区存在的石漠化现象表现得尤为突出。
The karst region in Guizhou is affected by human's activities. Especially in different areas, a series of problems arise, due to the irrational exploitation of soil resources.
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