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  1. 2. Content <ul><li>Definition of Pollution </li></ul><ul><li>Types of Pollution </li></ul><ul><li>Air Pollution </li></ul><ul><li>Water Pollution </li></ul><ul><li>Noise Pollution </li></ul><ul><li>Land Pollution </li></ul><ul><li>References </li></ul>
  2. 3. Definition of Pollution <ul><li>When harmful substances contaminate the environment it is called pollution </li></ul><ul><li>Pollution can take the form of chemical, substances or energy, such as noise, heat, or light </li></ul><ul><li>Pollution refers to the very bad condition of environment in terms of quantity and quality </li></ul>
  3. 4. Types of Pollution <ul><li>There are four types of Pollution </li></ul><ul><li>Air Pollution </li></ul><ul><li>Water Pollution </li></ul><ul><li>Noise Pollution </li></ul><ul><li>Land Pollution </li></ul>
  4. 5. Air Pollution <ul><li>Air Pollution is the introduction of chemicals, particulate matter or biological materials that cause harm or discomfort to Humans, other living organism or cause damage to the natural environment </li></ul>
  5. 6. Causes Of Air pollution <ul><li>Human Activities </li></ul><ul><li>Industries </li></ul><ul><li>Vehicle Exhaust </li></ul><ul><li>Energy Sources </li></ul><ul><li>Wild Fires </li></ul><ul><li>Volcano </li></ul><ul><li>Tornadoes </li></ul>
  6. 7. Effects of Air Pollution <ul><li>Greenhouse effect </li></ul><ul><li>Ozone depletion </li></ul><ul><li>Acidification </li></ul><ul><li>Smog formation </li></ul><ul><li>Eutrophication </li></ul><ul><li>Human health </li></ul><ul><li>Ecosystem health </li></ul>
  7. 8. Prevention of Air Pollution <ul><li>Always try to minimize smoke emission </li></ul><ul><li>Use alternative energy sources: Solar Energy, Wind energy </li></ul><ul><li>try to travel by public transports </li></ul>
  8. 9. Water Pollution <ul><li>The Contamination of water with undesirable substances which make it unfit for usage is termed water Pollution </li></ul><ul><li>Water pollution occurs when pollutants are discharge directly or indirectly into water bodies without adequate treatments to remove harmful compounds </li></ul>
  9. 10. Sources of Water Pollution <ul><li>Point Sources </li></ul><ul><li>Single large source </li></ul><ul><li>Can localize it to one spot </li></ul><ul><li>- Industrial Plants </li></ul><ul><li>- Sewage pipes </li></ul><ul><li>LUST - Leaky Underground Storage Tanks (Picture) </li></ul>
  10. 11. Sources of Water Pollution <ul><li>Non Point Sources </li></ul><ul><li>Diffuse source or many smaller point sources </li></ul><ul><li>Automobiles </li></ul><ul><li>Fertilizer on fields </li></ul>
  11. 12. Causes of Water Pollution <ul><li>Water Pollution is Caused by organic and inorganic industrial wastes and affluent discharged into rivers. </li></ul>
  12. 13. Effects of Water Pollution <ul><li>Spread of disease: cholera or typhoid infections, along with diarrhea. </li></ul><ul><li>Affects body organs </li></ul><ul><li>Suffocation of aquatic life through sediment and loss of water depth </li></ul><ul><li>Overgrowth of algae and surface life, leading to loss of light and nutrients to deep aquatic life </li></ul>
  13. 14. How to Avoid Water Pollution? <ul><li>Rivers should not be used for washing clothes or bathing animals in. </li></ul><ul><li>Harvesting of Rainwater to meet water requirements. </li></ul><ul><li>Dams &embankments must be created. </li></ul><ul><li>The rivers must not be contaminated. </li></ul><ul><li>In sacred river like Ganga the dead bodies shouldn’t thrown. </li></ul>
  14. 15. Noise Pollution <ul><li>Noise pollution is excessive , displeasing human, animal or machine created environment al noise that disrupt s the activity or balance of human or animal life </li></ul>
  15. 16. Causes of Noise Pollution <ul><li>Traffic noise </li></ul><ul><li>Aircraft Noise </li></ul><ul><li>Noise from construction and civil engineering works </li></ul><ul><li>Noise from the industries </li></ul><ul><li>Noise of the other sources </li></ul>
  16. 17. Effect of Noise Pollution <ul><li>Hearing Loss </li></ul><ul><li>High Blood Pressure </li></ul><ul><li>Stress </li></ul><ul><li>Sleep Disturb </li></ul><ul><li>Color Blindness </li></ul>
  17. 18. How to Avoid Noise Pollution? <ul><li>The Government should ensure the new machines that should be noise proof </li></ul><ul><li>Airports must be away from residential area </li></ul><ul><li>The sound horn symbol is to be in school </li></ul>
  18. 19. Land Pollution <ul><li>Land pollution is the degradation of Earth's land surfaces often caused by human activities and their misuse of land resources. </li></ul>
  19. 20. Causes of Land Pollution <ul><li>Mining and quarrying </li></ul><ul><li>Sewage waste </li></ul><ul><li>Household Waste </li></ul><ul><li>Industrial Waste </li></ul><ul><li>Use of Pesticides and herbicides in farming </li></ul>
  20. 21. Pictures of Land Pollution
  21. 22. Effects of Land Pollution <ul><li>Exterminates wild life </li></ul><ul><li>Acid rain kills trees and other plants. </li></ul><ul><li>Vegetation that provides food and shelter is destroyed. </li></ul><ul><li>Can seriously disrupt the balance of nature. </li></ul><ul><li>pesticides can damage crops; kill vegetation; and poison birds, animals, and fish </li></ul>
  22. 23. Prevention of Land Pollution <ul><li>Encourage organic farming </li></ul><ul><li>Proper garbage disposal </li></ul><ul><li>Recycle garbage </li></ul><ul><li>Reduce use of herbicides and pesticides </li></ul><ul><li>Avoid over packaged items </li></ul><ul><li>Efficient utilization of resources and reducing wastage </li></ul>
  23. 24. Refferences <ul><li>www.google.com </li></ul><ul><li>www.wikipedia.org </li></ul><ul><li>Presented By:- </li></ul><ul><li>Vaishali Patel </li></ul>
  24. 25. Thank You