Geography 2152F/G- Final Exam Guide - Comprehensive Notes for the exam ( 62 pages long!)
30 Nov 2017
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Document Summary
Some hazards pose a risk to both humans and the environment. Examples: nuclear meltdowns, toxic gas release, oil spills, ozone depletion, acid rain, shipwrecks, airplane crashes. Processes and natural hazards: natural hazards can arise from three main processes: Examples of recent catastrophes: tsunami - thailand, december 2004, hurricane katrina - new orleans , august 2005, earthquake - haiti, jan 2010, oil spill- gulf of mexico, april 2010, tsunami - japan, march 2011. Magnitude and frequency: the impact of a hazard is a function of both its magnitude (i. e. energy released) and frequency. It can also be affected by other factors (geology, land use, population density, etc. : magnitude-frequency concept, there is an inverse relationship between magnitude and frequency, high magnitude earthquakes don"t happen often , low magnitude earthquakes happen everyday. Understanding the risk of hazards: the history of an area can provide insight on its risk of hazards, the following provide clues, maps, historic documents,
