water resources deterioration in mining area

例句：

1. 1.The quality of the water resources in the mining area has significantly deteriorated over the past decade.
   过去十年里，矿区的水资源质量显著恶化。
2. 2.The decline in population is a clear sign of deterioration in living standards.
   人口下降是生活水平明显恶化的标志。
3. 3.The government's decision to cut funding for environmental protection projects was a cause for concern about further deterioration of the environment.
   政府决定削减环保项目的资金是一个令人担忧的迹象，表明环境将进一步恶化。