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CHAPTER-12 NATURAL DISASTER
                                                TOPIC: FLOOD AND DROUGHT


                                                     Flood is a term used to denote an enormous
                           FLOOD                      amount of water. When there is an outflow of
                                                      water in a place, it is said to be flooded.





                                                    A drought is a long period of lower-than-normal
                       DROUGHT                      It results in shortage of water in the region.
                                                    precipitation, usually for more than a season.






            FLOOD

                  Flood is a term used to denote an enormous amount of water. When there is an outflow of water
                    in a place, it is said to be flooded.
                  The situation caused when the water becomes uncontrollable is said to be flooded.


















            What Causes Floods?
            Heavy Rains. The simplest explanation for flooding is heavy rains.

                  Overflowing Rivers.
                  Broken Dams.
                  Urban Drainage Basins.
                  storm Surges and Tsunamis.
                  Channels with Steep Sides.
                  A Lack of Vegetation.
                  Melting Snow and Ice.
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