Answer:
The causes of water pollution are chemical dumping from industry, agriculture and livestock farming to water, and rubbish and faecal water dumping. The effects of water pollution are depletes aquatic ecosystems and triggers unbridled proliferation of phytoplankton in lakes — eutrophication —. And fishing in polluted waters and the use of waste water for livestock farming and agriculture can introduce toxins into foods which are harmful to our health when eaten.
