Hygiene and Environmental Health Module: 17.  Water Pollution and its Control

Study Session 17  Water Pollution and its Control

Introduction

In the previous study sessions you have learnt about the importance of protecting water from contamination and the techniques for undertaking a sanitary survey of drinking water. In this study session, you will learn about the sources and types of water pollution, the public health impacts and indicators of water pollution and approaches to the control of pollution.