到了1970年代，这些都是造成广泛破坏植被。
By the 1970s, these were causing extensive damage to vegetation.
分析了人为破坏植被耕垦后坡面土壤侵蚀特征与土壤退化过程。表明：植被是影响土壤侵蚀最敏感的因子；
The results have shown that the factors of vegetation and soil are highly sensitive factors of affection soil erosion.
注意安全环保，不要做无保护的攀爬、冒险，戏水请勿丢弃不能自然降解的垃圾、尽量不破坏植被、严禁猎杀野生动物；
Be safe, do not do any climb unprotected, risk. Do not throw any unretrogradation rubish to water, can not destory vegetation, strictly prohibit bag wild animal.
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