Geography 2152F/G Lecture 1: Lec1 - Hazards

60 views6 pages

Document Summary

Lecture 1 - hazards: hazards affect millions of people around the world each year, within north america, every location is at risk from at least one hazardous process. Some hazards pose a risk to both humans and the environment. Examples: nuclear meltdowns, toxic gas release, oil spills, ozone depletion, acid rain, infrastructure failure (aging structures), shipwrecks (titanic), airplane crashes. Natural hazards can arise from three main processes: Tsunami, thailand 2004: hurricane katrina, new orleans 2005, oil spill, gulf of mexico 2010. Hazards as potential catastrophes: hazards differ in their potential to cause a catastrophe based on the size of the area affected. M: more likely to be catastrophic tsunamis, earthquakes, volcanoes, hurricanes, floods. Less likely to be catastrophic landslides, avalanches, wildfires, tornadoes. 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 such as rural, or urban, population density, etc. )

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents