新的世纪,我们渴望干净的地球,渴望健康的生命,渴望环保的家园,渴望绿色,渴望健康遍地开花……但环境污染问题却日趋严重,在有些地方环境污染已严重威胁到人们的生 In the new century, we are longing for a clean planet, longing for a healthy life, longing for a green home, longing for green and thirst for health everywhere. However, the problem of environmental pollution is becoming increasingly serious. In some places, environmental pollution has posed a serious threat to people’s health