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Natural disasters ppt hc
- 2. * WHAT IS A DISASTER? * NATURAL DISASTERS OF INDIA 1997-2001 * CONCLUSIONSAVING OURSELVES FROM DISASTERS
- 3. A SERIOUS DISRUPTION IN THE FUNCTIONING OF THE SOCIETY DUE TO A HAZARD WHICH CAUSES A HUGE DAMAGE TO LIFE,PROPERTY AND LIVLIHOOD AND REQUIRES EXTERNAL SUPPORT IS TERMED A A SERIOUS DISRUPTION IN THE FUNCTIONING OF THE SOCIETY DUE TO A HAZARD WHICH CAUSES A HUGE DAMAGE TO LIFE,PROPERTY AND LIVLIHOOD AND REQUIRES EXTERNAL SUPPORT IS TERMED A DISASTER
- 4. ►EARTHQUAKES ►CYCLONES ►TSUNAMI ► FLOOD ►LANDSLIDE ►STORM ►FOREST FIRES ►DROUGHT ►EARTHQUAKES ►CYCLONES ►TSUNAMI ► FLOOD ►LANDSLIDE ►STORM ►FOREST FIRES ►DROUGHT
- 5. EARTHQUAKE IS THE SUDDEN SHAKING OF EARTH’S CRUST.THE TECTONIC PLATES FLOATING OVER THE MANTLE OFTEN COLLIDE WITH EACH OTHER THUS INCREASING THE PRESSURE. THIS PRESSURE IS RELEASED RESULTIG IN A FAULT. THE SEISMIC ZONES OF INDIA IS SHOWN BELOW
- 6. THE WORD CYCLONE IS DERIVED FROM THE GREEK WORD CYCLOS MEANING COILS OF A SNAKE. CYCLONES IS A HUGE REVOLVING STORMS CAUSED BY WINDS BLOWING AROUND A CENTRAL AREA OF LOW ATMOSPHERIC PRESSURE. IT IS A SWIRLING ATMOSPHERIC DISTURBANCE ACCOMPANIED BY POWERFUL WINDS BLOWING IN A CLOCKWISE DIRECTION IN THE NORTHERN HEMISPHERE AND ANTI CLOCKWISE DIRECTION IN THE
- 7. TSUNAMIS ARE ENORMOUS WAVES WHICH ARE USUALLY FORMED WHEN THE SEA BED IS DISTURBED BY AN UNDER EARTHQUAKE OR BY A LANDSLIDE. TSUNAMIS TRASH EVERYTHING IN THEIR PATH. THEY ARE VERY DANGEROUS. TSUNAMIS ARE ENORMOUS WAVES WHICH ARE USUALLY FORMED WHEN THE SEA BED IS DISTURBED BY AN UNDER EARTHQUAKE OR BY A LANDSLIDE. TSUNAMIS TRASH EVERYTHING IN THEIR PATH. THEY ARE VERY DANGEROUS.
- 8. A FLOOD OCCURS WHEN WATER RISES BEYOND ITS NORMAL COURSE. THE MAIN CAUSE OF FLOOD IS HEAVY RAIN. FLOOD IS VERY COMMON IN LOW LYING AREAS AND RIVER BEDS.
- 9. A LANDSLIDE IS A GEOLOGICAL PHENOMENON WHICH INCLUDES A WIDE RANGE OF GROUND MOVEMENTSUCH AS ROCK FALLS, DEEP FAILURE OF SLOPES AND SHALLOW DEBRIS FLOWS,WHICH CAN OCCUR ON SHORE , OFF SHORE AND COASTAL ENVIRONMENTS. A LANDSLIDE IS A GEOLOGICAL PHENOMENON WHICH INCLUDES A WIDE RANGE OF GROUND MOVEMENTSUCH AS ROCK FALLS, DEEP FAILURE OF SLOPES AND SHALLOW DEBRIS FLOWS,WHICH CAN OCCUR ON SHORE , OFF SHORE AND COASTAL
- 10. • The 1997 Jabalpur earthquake occurred on May 22, 1997 in Jabalpur District in the Indian state of Madhya Pradesh. The epicenter of the earthquake was located at 23.18°N 80.02°E near Koshamghat village. According to geologist Dr V. Subramanyan, the quake was caused due to the presence of Narmada Fault. JABALPUR EARTHQUAKEJABALPUR EARTHQUAKE JABALPUR EARTHQUAKEJABALPUR EARTHQUAKE The 1997 Jabalpur earthquake occurred on May 22, 1997 in Jabalpur District in the Indian state of Madhya Pradesh. The epicenter of the earthquake was located at 23.18°N 80.02°E near Koshamghat village. According to geologist Dr V. Subramanyan, the quake was caused due to the presence of Narmada Fault.
- 11. • MALPA LANDSLIDEMALPA LANDSLIDE On 11 and 17 August 1998 at village Malpa in Uttarkhand state about 380 people were killed when massive landslides washed away the entire village. The dead included 60 Hindu pilgrims on their way to Kailash Mansarovar lake in Tibet.The noted Indian dancer Protima Bedi was one of the pilgrims who died in the landslide. • MALPA LANDSLIDEMALPA LANDSLIDE On 11 and 17 August 1998 at village Malpa in Uttarkhand state about 380 people were killed when massive landslides washed away the entire village. The dead included 60 Hindu pilgrims on their way to Kailash Mansarovar lake in Tibet.The noted Indian dancer Protima Bedi was one of the pilgrims who died in the landslide.
- 12. The 1999 Orissa cyclone, also known as Cyclone 05B, and Paradip cyclone, was the deadliest Indian Ocean tropical cyclone .The storm made landfall just weeks after a Category 4 storm hit the same general area. A tropical depression formed over the Malay Peninsula on October 25. It moved to the northwest and became a tropical storm on October 26. It continued to strengthen into a cyclone on the 27th. On October 28, it became a severe cyclone with a peak of 160 mph (260 km/h) winds. It hit India the next day as a 155 mph (250 km/h) cyclone. It caused the deaths of 15,000 people, and heavy to extreme damage in its path of destruction. ORRISA CYCLONEORRISA CYCLONE ORRISA CYCLONEORRISA CYCLONE The 1999 Orissa cyclone, also known as Cyclone 05B, and Paradip cyclone, was the deadliest Indian Ocean tropical cyclone .The storm made landfall just weeks after a Category 4 storm hit the same general area. A tropical depression formed over the Malay Peninsula on October 25. It moved to the northwest and became a tropical storm on October 26. It continued to strengthen into a cyclone on the 27th. On October 28, it became a severe cyclone with a peak of 160 mph (260 km/h) winds. It hit India the next day as a 155 mph (250 km/h) cyclone. It caused the deaths of 15,000 people, and heavy to extreme damage in its path of destruction.
- 13. 2000 Mumbai landslide is the landslide in Ghatkopar suburbs of Mumbai in July 2000 that killed 67 people and injured many. The landslide was the result of land erosion following heavy rains. MUMBAI LANDSLIDEMUMBAI LANDSLIDEMUMBAI LANDSLIDEMUMBAI LANDSLIDEMUMBAI LANDSLIDEMUMBAI LANDSLIDE 2000 Mumbai landslide is the landslide in Ghatkopar suburbs of Mumbai in July 2000 that killed 67 people and injured many. The landslide was the result of land erosion following heavy rains.
- 14. NATURAL DISASTERS ARE NATURAL. THEY CANNOT BE STOPPED BUT THE VULNERABILITY CAN BE REDUCED. AS INDIA IS A DISASTER PRONE AREA,EVERY INDIVIDUAL SHOULD KNOW HOW TO PROTECT THEMSELVES FROM DISASTERS. NATURAL DISASTERS ARE NATURAL. THEY CANNOT BE STOPPED BUT THE VULNERABILITY CAN BE REDUCED. AS INDIA IS A DISASTER PRONE AREA,EVERY INDIVIDUAL SHOULD KNOW HOW TO PROTECT THEMSELVES FROM DISASTERS.