请按照nature发文标准润色下面这句话包括语言逻辑：Soil degradation in the northwest Sichuan plateau is serious weakening the soil structure reducing the organic matter content and exacerbating the degree of soil desertifica

The soil degradation in the northwest Sichuan plateau has reached a critical level, as it has substantially weakened the soil structure, reduced the organic matter content, and further exacerbated the degree of soil desertification (Ma et al., 2020a, b). This, in conjunction with the seasonal droughts, has significantly impeded the process of managing sandy soil.