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Environment

By Saad Farooqi

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Environment

  1. 1. 1
  2. 2. ENVIRONMENT
  3. 3. ENVIRONMENT Presented by: Saad Farooqi BS- Environmental Sciences DEPARTMENT OF ENVIRONMENTAL AND CONSERVATION SCIENCES UNIVERSITY OF SWAT 1/1/20173
  4. 4. Contents  Introduction  Definition  Factors of Environment  Abiotic Factors  Biotic Factors  Components of Environment  Atmosphere  Hydrosphere  Geosphere  Bioshpere 4
  5. 5. Introduction  Anything around us is known as environment.  Environment is a very broad term it includes all things that is  above,  below,  around us be it air, water,  or plant and  animal life. 5
  6. 6. Definition  Sum of all factors  Physical  Chemical and  Biological  That have directly or indirectly impacts on individual or group of individuals. 6
  7. 7. Factors of Environment  Two main factors of environment are: 1. Abiotic Factors 2. Biotic Factors 7
  8. 8. Abiotic Factors  Anything which is non-living in the environment.  Examples are land, water, ores such as gold, iron and copper etc.  Abiotic factors are:  Natural components and  Human components 8
  9. 9. CONT,,  Natural components  Non-living things occurring naturally.  i.e. mountains, water and climate etc.  Human components  Manmade components  i.e. roads, industries and buildings etc. 9
  10. 10. Biotic Factors  Any living thing in the environment.  Biotic factors are:  Producers such as plants  Consumers like animals, and  Decomposers are bacteria which decomposes deaed organic matters. 10
  11. 11. Components of Environment  Four components  Atmosphere Air  Hydrosphere Water  Lithosphere Earth  Biosphere Living things 11
  12. 12. Challenges to Environment  Pollution  Global warming  Overpopulation  Natural resources depletion  Climate change  Deforestation  Ozone layer depletion  Public health issues 12
  13. 13. Conclusion  The environment we live in is a beautiful place. Let us not pollute it for our selfish needs.  It is our responsibility to give the next generation a better, hygienic future and to preserve energy for future use.  It is a time to take a step forward to control the environmental issues, and make it suitable place for better standards of living.  and make it a place suitable It is imperative on our part to save our environment. 13
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