Ind eng-0397

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Ind eng-0397

  1. 1. When harmful substancescontaminate the environment it iscalled pollution . Pollution refers to the very badcondition of environment initems of quantity and quality .
  2. 2. Combustion of gasoline and other hydrocarbonfuels in cars,trucks,and airplane.Burning of fossil fuels.Insecticides.Herbicides.Mining operation.
  3. 3. Acid rain is rain that usually acidic.It can cause harmful effects on plants, aquatic animals .When carbon dioxide, sulfur dioxide and nitrogen oxidesreacts with water molecules in atmosphere, acid rain isproduced.Co2 + sulfur + nitrogen +water molecules→acid rain
  4. 4. Water pollution occurs when pollutants are dischargeddirectly or indirectly into water bodies. Water pollution affects plants and living organismsliving in it.
  5. 5. Land pollution is the degradation of the earthsurface. Land pollution occurs when waste is not disposedproperly. Land pollution is the addition of undesirablematter to the land that damage the terrestrialorganisms .
  6. 6. N.RinashriK.Sakthi Sree DeviM.MithilaK.J.Sangeetha sriN.Pooja

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