1.The process is often caused by overgrazing and other unsuitable farming techniques.
中国的沙漠化进程主要是由于过度放牧和其他的种种不适当的农耕开垦造成的。
2."This was not caused by people cutting trees or overgrazing, " says Columbia University's Alessandra Giannini, who led one of the analyses.
“这不是因为人类砍伐树木或是过度放牧，”哥伦比亚大学负责此项研究的阿拉桑德拉乔安里尼说。
3.Even if the Great Green Wall survives, the land to the south of it can still turn to desert from drought or overgrazing.
即使绿色长城勉强建成，因为干旱和无节制的放牧，南部的土地依然可能沙化。
4.Somalia is an ecological basket case, with overpopulation, overgrazing and desertification destroying its pastoral economy.
人口过剩、过度放牧、土地沙化破环了索马里的生态环境和游牧经济。
5.Further, in situ data documenting greater cover near water points implies livestock overgrazing is not causing degradation at water sources.
此外，根据近水点附近较大的土地覆盖上实地记录的数据显示，牲畜的过渡放牧不会导致水源退化。
6.The negative component is a function of the additional overgrazing created by one more animal.
负数部份是多一头动物造成的过度放牧的函数。
7.Overgrazing (again, widely practised by "traditional" cultures) causes soil erosion and turns fertile pasture into desert.
过度放牧（这同样也被“传统的”耕作所广泛采用）导致了土壤浸蚀，并把肥沃的草原变成了沙漠。
8.Widespread overgrazing disturbs water cycles, reducing replenishment of above and below ground water resources.
大面积过度放牧扰乱了水循环、减少了地表和地下水资源的补充。
9.Each herdsman captures all the benefit from an extra animal but the cost of overgrazing is borne by all.
对每个牧民来说，多放牧一头牲口带来的好处都归自己所有，而过度放牧的成本则有所有牧民一起承担。
10.Most dust storms are linked to long droughts, exacerbated by human activities like overgrazing and deforestation.
大部分的沙尘暴都源于长期干旱，并由于诸如过度放牧和伐木等人类活动而更加恶化。