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SAI INTERNATIONAL SCHOOL
                                                Subject–Chemistry
                                                      Class – VIII
                                       Topic- Pollution of Air and Water
                                                 Concept Mapping

                                                  LESSON NOTES



                                                    Content Map

                   •  Air pollution                             •  What is air pollution?
                                                                •  Sources of air pollution.
                                                                •  Effects of air pollution.

                                                                •  Acid rain.

                   •  Greenhouse effect                         •  What is the greenhouse effect?
                                                                •  Global warming.


                   •  Controlling air pollution.

                   •  Water pollution.                          •  What is water pollution?
                                                                •  Sources of water pollution.
                                                                •  Effects of water pollution.
                                                                •  Pollution of river Ganga.
                                                                •  Controlling water pollution.
                                                                •  Conservation of water.
                                                                •  Potable water.

                                                                •  Purification of water.



































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