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。
If we continue to destroy forests, land desertification will be an inevitable result.
如果我们继续破坏森林的话，土地沙漠化将会是必然的结果。
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。
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。
Those green trees prevent desertification, make the air cleaner and protect people from the hot sun.
那些绿色的树木防止荒漠化，使空气更清新，保护人们免受烈日的暴晒。
Instead of enjoying a relaxing life, he volunteered to save the soil from desertification by planting trees in Korla, Xinjiang.
他没有享受轻松的生活，而是志愿在新疆库尔勒植树，拯救土地免于荒漠化。
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。
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。
Niger: The Race Against Hunger and desertification.
尼日尔：与饥饿和沙漠化赛跑。
Q: What is desertification, and how does it impact health?
问：什么是荒漠化？如何对健康产生影响？
What is desertification, and how does it impact health?
什么是荒漠化？如何对健康产生影响？
The potential impacts of desertification on health include.
荒漠化对健康的潜在影响包括。
A: Desertification is the process by which fertile land becomes desert.
答：荒漠化是肥沃的土地变成沙漠的过程。
There is perhaps no country in the world more at risk for desertification.
也许世界上没有哪一个国家面临如此大的沙漠化风险。
Much like the Sahara in Africa, desertification also threatens South Australia.
正如撒哈拉沙漠之于非洲，荒漠化同样威胁着南澳大利亚。
Land degradation and desertification can affect human health through complex pathways.
土地退化和荒漠化可通过复杂的途径影响人类健康。
So why do we invariably connect higher temperatures with droughts and desertification?
然而，为什么我们总是抓住温度升高与干旱和荒漠化联系不放呢？
Desertification, is a form of land degradation, by which fertile land becomes desert.
荒漠化这一形式的土地退化，使肥沃的土地变成了沙漠。
The US is particularly sensitive to desertification, rising sea levels, and extreme weather.
美国特别容易受荒漠化、海平面上升等极端天气的影响。
Experts warn burgeoning populations, climate change are accelerating desertification in region.
专家警告说迅速增长的人口、气候变化将加速地区沙漠化。
Besides desertification and grassland shrinkage, the region's lakes and wetlands are also drying up, experts say.
专家表示，除了沙漠化和草地退化，本地区的湿地和湖泊也在逐渐干枯。
Think Sudan. People forget that extreme poverty as a result of desertification explains much of that country's travails.
想想苏丹吧，人们都已经忘了那里极度的贫穷是由荒漠化造成的。
Instead of being sucked downward into the spiral of desertification, they have kick-started a new, virtuous cycle of life.
这些土地不仅没有被吞进沙漠化的漩涡中，反倒摇身一变成全了一段新生命的良性循环。
Instead of being sucked downward into the spiral of desertification, they have kick-started a new, virtuous cycle of life.
这些土地不仅没有被吞进沙漠化的漩涡中，反倒摇身一变成全了一段新生命的良性循环。
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