global hazard trends

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  • global trends
    • droughts are more common
    • floods and storms increased significantly
    • hydrometeorlogical hazards maybe more intense and more frequent
    • greater number of people vulnerable to hazards
    • rapid increase in a number of reported disasters since 1960'5
    • geophysical disasters risen slightly and rising vulnerable population
    • biological hazards have increased e.g. mosquitos- dengue fever, - malaria- heat ,water- increase in rainfall in tropical areas - increase spread
    • human factors increasing disaster- land pressure, economic development, population growth and change , political change , rapid urbanisation and growth of megacities, economic growth , poverty and technological innovations


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