Environmental Health

After completing this lesson, student must be able to:

  • Classify of solid waste
  • Explain the principles of solid waste management
  • Describe the effects of excreta disposal on environmental health
  • Explain the  types of latrines and use
  • Explain how to manage of waste water
  • Explain how to manage of drainage


Solid Waste Management

The proper management of solid waste is to collect waste from different places, store in the specific places and dispose and use them properly. This note provide us the information about solid waste, its principles and measures to control it.

Management of Wastewater

The water which is thrown after it is use in different purposes is known as waste water. Management of waste water helps to keep our environment clean. This note provide us the information on how to manage waste water .

Excreta Management

Excreta disposed in free space pollutes air, water and land. Use of latrines helps to manage excreta. This note provide us the information about importance of excreta management, types of latrines along with its advantages.


Pollution is the presence of a substance that tends to affect directly or indirectly the environment or changes, degrades or spoils the environment. Pollution can be categorized into air pollution, water pollution, land pollution and noise pollution.

Concept of Environmental Health

"Environmental health addresses all the physical, chemical, and biological factors external to a person, and all the related factors impacting behaviours. It encompasses the assessment and control of those environmental factors that can potentially affect health. It is targeted towards preventing disease and creating health-supportive environments. This definition excludes behaviour not related to environment, as well as behaviour related to the social and cultural environment, as well as genetics."

Source and causes of Environmental Pollution

Human beings conduct different types of activities and do development or construction work . Surrounding of the environment should be neat and clean in order to be healthy. We should always make cleanliness of our residence , sometimes we see the change in the temperature , we see the volcanic eruption , flood , landslide , soil erosion , earthquake etc. This types of natural occurrence causes are seen in the earth most of the time . Environmental health is related to human health and quality of life of people . Environmental health helps to make human life qualitative . It manages hygienic residence , food , water , air which come under environment physical , moral, social and culture components of the environment and environmental health .