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。
2
Scientists have long suspected that loss of sea ice was responsible, but other factors such as changes in wind, clouds and ocean currents have also been blamed.
科学家早就怀疑海冰的融化是造成这种情况的罪魁祸首，其他可能的原因包括风 ，云和洋流的影响。
3
The disease's symptoms include diarrhoea, tiredness, anaemia, wind and in some cases weight loss.