The document discusses various topics relating to environmental health including water quality, food safety, occupational health, air and water pollution sources and effects. It describes factors influencing health like pollutants versus toxicants and outlines responsibilities of environmental health services in areas such as water sanitation, waste disposal, and food hygiene.

1. Introduction to Environmental Health UERMMMC NSTP – CWTS II Unit 3 – Part III Feb. 2008

3. Multidimensional Perspective on Health ENVIRONMENT HEALTH COMMUNITY ECONOMY

4. Basic Aspects of Environmental Health

5. Water Quality “ As many as 80% of all disease in the world are associated with unsafe water or poor environmental hygiene (Hurskainen in Lankinen, 1994)”. Diagram (USGS, 2008)

8. Air, Water, & Soil Contamination

9. Biomagnification

10. MAJOR FORMS OF INDUSTRIAL WASTES COMBUSTIBLE WASTE SOLID WASTES SLUDGE & SLURRY WASTE WASTEWATER Combustion Suspension in Atmosphere Surface or Subsurface Disposal Suspension and/or Solubilization Filtration and Decantation Atmosphere Land Water TYPES OF INDUSTIRAL WASTE MODE OF RELEASE ENVIRONMENT OF DISPOSAL SITE particulates Gaseous Pollutants Added Water Volatilization Solid Residues Liquid Waste Erosion, Leaching Irrigation, Flooding Atmospheric Fallout, Precipitation Suspension by Winds, Sublimation Evaporation, Escape of Gaseous Pollutants Atmospheric Fallout, Precipitation

13. Major Sources of Air Pollution Diagram (WaikatoRegional Council, 2008)

14. Common Air Pollutants 1. Particulates (PM 10 and PM 2.5 ) 2. Sulfur dioxide 3. Oxides of nitrogen 4. Ozone 5. Carbon monoxide 6. Volatile organic compounds (benzene) 7. Trace metals