worsement
n.恶化,变坏:指事物或情况的质量、状态或程度变得更糟。
例句
The water and soil loss not only bring on entironment worsement, but also reduced the capacity of ground yield by destroy surface layer of soil.
严重的水土流失不但可以导致生态环境恶化,而且对地表土层的破坏,会使土地的生产能力下降,影响农业生产。