Geography 2152F/G Lecture 3: 2018-09-24- Tsunamis
24 Sep 2018
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16,000: look at the distance (years) between disasters, difference of death toll in developed/undeveloped countries. Regions at risk: coasts located near subduction zones (where one plate is sinking under another) or across oceans from subduction zones are most at risk, areas at greatest risk are the pacific ocean and the. Mediterranean sea (big faults: rare in the atlantic ocean- plates are splitting apart (diverging) so the earthquakes are not as big. Natural service functions: tsunamis bring very few service functions. 4: they can carry fertile sediment onto land that can be used for agriculture. Indian ocean tsunami of 2004: this catastrophic event occurred on dec. 26th, the source was a m 9. 1 earthquake off the west coast of sumatra (an island in indonesia). It was the 3rd strongest earthquake in world history: the earthquake occurred in a subduction zone between the. Lessons from the 2004 tsunami: effective tsunami warning systems are needed around all oceans where tsunamis can occur.
