Geography 2152F/G Lecture 10: Lecture 10 - Technological Hazards.doc
24 Apr 2014
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An earthquake that causes an oil or chemical spill from a pipeline: technological disasters involving the environment are included in this category as well, ex. sinking of the titanic, explosions of the challenger and columbia space shuttles, typically, the death toll from technological hazards is relatively low, vulnerability is greatest for those involved in industry or transportation systems, workers in resource industries in hinterlands are at higher risk (ie. miners) Types of technological hazards: extreme hazards, widespread and long term (nuclear accidents, cumulative effects (pesticides, rare catastrophes, airplane crashes, mine collapses, shipwrecks, common, automobile accidents, poisons. Radiation: the pathways of radiation include inhalation and, ingestion (food, water), the impact can be direct (effects are evident within days of exposure) or delayed and chronic (leukemia, cancer), the impact could also be indirect in the form of genetic effects, a person may not experience effects but may pass them on to their offspring in the form of chromosomal changes or birth defects.
