GDP per person, numeral in possession of advanced degree per ten thousand people, Per capital green areas, burden of fertilizer employed and ratio of groundwater up to water quality standards determinately impact WES.

• 对北京市水环境安全有一定影响的是人均GDP，万人具高等学历人数、人均绿地、化肥施用负荷、地下水水质达标率等。