GEOG 122 Lecture Notes - Lecture 18: Honshu, Mount Vesuvius, Richter Magnitude Scale
Document Summary
Nature as natural vs. nature as social. Nature is one of the most difficult words in the english language [it] contains an extraordinary amount of human history. There are no disasters in nature as such. What counts as the phenomena to which a natural disaster applies has changed. Distinction between natural hazard, the physical event, and natural disaster (natural hazard plus humans) The history of catastrophe is the history of juxtaposition. Natural disasters tend to have a lot in global south. Natural hazards are produced by release of various forms of energy. Earthquakes: release of energy usually along a fault line creating movement. Can produce tsunami if occurs on the seabed. 90% earthquakes on pacific ring of fire (edges of pacific tectonic plate) e. g. , 11th. March, 2011, east coast of honshu, 9. 0 richter scale. Openings on the earth crust that release gas, molten and solid material. Storm surge associated with a tropical cyclone.
