保护环境的英语作文650字大纲
peoplehasbeenspoilingthehealthsincetheimmensequantityofchemicalshavebeenproducedandalreadyusedinpursuitofconvenienceandvarioustoxicsubstanceshavebeenproducedunintentionallyandaccumulatedinenvironment.
Therefore,willdevelopandimproveanewriskmanagementsystemandadisasterpreventionsystemtopreserveandcreatethecityenvironmentwherepeoplefeeleasyandsoundintheirlife.