The destruction of Earth's ozone layer, for example, could contribute to the general process of impoverishment by allowing ultra-violet rays to harm plants and animals.
例如，地球臭氧层的破坏会使紫外线伤害植物和动物，从而导致普遍的贫瘠进程。
2
Leading cause of death, illness and impoverishment.
导致死亡、疾病和贫困的主要原因。
3
Mr Panahi's arrest contributes to Iran's continuing cultural impoverishment.