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Pollution $ its type

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    Pollution $ its type Pollution $ its type Presentation Transcript

    • Pollution and its types
      By:- QASIM PARDAWALA
    • OVERVIEW
      What is pollution?
      Air pollution
      1. Introduction 2.causes
      3. Effects 4. prevention
      Water pollution
      1. Introduction 2.causes
      3. Effects 4. prevention
      Noise pollution
      1. Introduction 2.causes
      3. Effects 4.prevention
    • Definition of pollution
      When harmfull substances contaminate the environment it is called pollution
      Pollution refers to the very bad condition of environment
    • Air pollution
      The substances which contaminate the air are called air pollutants
      MAJOR SOURCES OF AIR POLLUTANTS:-
      INDUSTRIES
      AUTOMOBILES
      HIGH PROPORTION OF UNDESIRABLE GASES
    • CAUSES OF AIR POLLUTION
      At low levels air pollutants irrate the eyes and affect the respiratory tract
      Carbon monoxide from automobiles emissions can cause headache at low levels andeven death at higher levels
      Air pollution leads to acid rain and global warming
    • Effects of air pollution
      Human health
      Animal
      Plants
      The atompshere
    • Prevention of air pollution
      Air pollution can be reduced by following ways:-
      By adopting cleaner tecnologics
      Say no to crakers
      Used CNG in cars , bus etc
      Plants trees
    • See what's this?
    • Definition of water pollution
      The contaminate of water with undesirable substances which make air unfit for useage is termed as water pollution
      Water is a precious natural resource
    • Causes of water pollution
      The substances that pollute water are called water pollutants
      Types of water pollutants:-
      sediments
      Organic wastes
      Organic compound
      Inorganic nutrients
      Inorganic chemicals
    • Effects of water pollution
      High blood pressure
      Sleep disturbance
      Color blindness
      Aquatic animals.
    • Preventing of water pollution
      Rivers should not be used for washing clothes or bathing animal
      Dams and embankments must be created
      The rivers must not be contaminated
    • Noise pollution
      Noise pollution is defined as unwanted sound which originates from human activities
      In , India noise pollution is on the increase . Public meeting , festivals etc... Have all became louder
    • Causes of noise pollution
      The main sources of noise pollution are as follows:-
      Transportation:-aircraft , trains,cars etc...
      Traffic jams
      Special events:-loudspeakears
    • Effects of noise pollution
      Noise pollution can also produce effects like heart palpitation, headache, etc..
      Noise pollution can cause serious damage to animals
    • Prevention of noise pollution
      Prevetion of noise pollution are as follows:-
      Producing less noise
      2. Provide shields and noise-absorbing materail
      3. Earplugs and earphones are should used less