desertification
释义
n. 沙漠化；荒漠化
自然拼读
例句
Four specific activities have been identified as major contributors to the desertification processes: overcultivation, overgrazing, firewood gathering, and overirrigation.
导致沙漠化的主要因素有四个：过度种植、过度放牧、过度砍伐、过度灌溉。
The expansion of desert-like conditions into areas where they did not previously exist is called desertification.
沙漠化是指类似沙漠的生态环境扩张到原本并没有沙漠的区域。
There is little doubt, however, that desertification in most areas results primarily from human activities rather than natural processes.
然而，几乎毫无疑问，大多数地区的沙漠化主要是由于人类活动而不是自然过程造成的。
Desertification is accomplished primarily through the loss of stabilizing natural vegetation and the subsequent accelerated erosion of the soil by wind and water.
起到稳定作用的自然植被不断减少，随后土壤受风雨的侵蚀加速，就成为了沙漠化的主要成因。
The extreme seriousness of desertification results from the vast areas of land and the tremendous numbers of people affected, as well as from the great difficulty of reversing or even slowing the process.
沙漠化的极端严重性是由于受影响的土地广阔、受影响的人民数目庞大，而且想要扭转甚至减缓这一进程十分困难。
During the dry periods that are common phenomena along the desert margins, the pressure on the land is often far in excess of its diminished capacity, and desertification results.
在沙漠边缘地区常有的旱季，土地所受的压力往往远超其被削弱的承受能力，沙漠化因此发生。
We need an authority with veto powers to forbid practices conducive to decreasing the ozone hole, the propagation of AIDS, global warming, desertification—an authority that will tackle such global problems.
我们需要一个拥有否决权的权威，一个将处理全球问题的权威，对禁止有助于减少臭氧层空洞、艾滋病传播、全球变暖、荒漠化的做法加以否决。
Climate change is inter-linked with other global environmental problems such as deforestation, desertification and freshwater degradation.
气候变化与森林砍伐、荒漠化和淡水退化等其他全球环境问题相互关联。
A third of Africa is under threat of desertification.
三分之一的非洲大陆面临着荒漠化的威胁。
Desertification threatens agricultural lands worldwide.
荒漠化威胁着全球的农业用地。
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