waterpollutionismostlycoursedbysomefactouriesthatdrainthewastewatertotheriverwithoutcleaning.
sothefactoriesarethemostresponsibletoreducewaterpollution.whattheyneedtodoistocleanthewastewaterbeforedraining.
Forthegovernment,theyareresponsibetobuildfacilitiestodepuratethewastewater.
Forusstudent,wehavetotreasureeverydropofwater,neverthrowwastederectlyintoriver.