Cyclones

Objective: To complete our case study of this natural hazard in terms of the 7

key components.

Storm Chasers…

• http://www.youtube.com/watch?v=gd8WiiXNxho&feature=related

Same thing different name….

Bars depict number of named systems (open/yellow),

hurricanes (hatched/green), and category 3 or greater (solid/red), 1886-2004

Why & Where do cyclones form?

• What are the perfect ingredients for a tropical storm?

• Watch the video below and take notes.

Tasks

• What is the recipe for a hurricane / tropical cyclone / typhoon?

• What conditions are required for them to form and move?

• Therefore where do you find them in the world?

• Are hurricanes becoming more frequent? Make notes from the article from The Guardian.

• How are Hurricanes classified in terms of their magnitude?

Case Study MEDC

• Hurricane Katrina (MEDC) 2005

• Is it worth rebuilding New Orleans or would this simply be a waste of resources and money?

7 Components

Spatial Extent, Predictability, Frequency, Magnitude, Duration, Speed of Onset, Effects.

Hurricane Katrina MEDC

• http://news.bbc.co.uk/2/hi/in_depth/americas/2005/hurricane_katrina/default.stm

• http://en.wikipedia.org/wiki/Hurricane_Katrina• http://www.guardian.co.uk/katrina• http://www.metoffice.gov.uk/education/teens/

casestudy_katrina.html#p03• http://www.geographyalltheway.com/

ib_geography2011/hazards/hurricane-katrina.htm

Cyclone Nargis LEDC

• Web Links• http://www.guardian.co.uk/world/

cyclonenargis• http://www.s-cool.co.uk/alevel/

geography/natural-hazards.html• http://topics.nytimes.com/topics/news/

international/countriesandterritories/myanmar/cyclone_nargis/index.html

Further resources

VideosITN – Burma Cyclone Video http://itn.co.uk/videos/a8d2efc7f141912790b8bc7bd8b035a4.html Cyclone batters Myanmar’s main city Yangon http://www.youtube.com/watch?v=E4NjDAKLxo4

Hundreds die in Myanmar Cyclone http://www.youtube.com/watch?v=QUcL1mHYYMo Burma Must allow agencies in (Video from the BBC) http://news.bbc.co.uk/1/hi/world/7382685.stm

Useful Links

• http://www.windows.ucar.edu/tour/link=/earth/Atmosphere/hurricane/world_map.html

• http://en.wikipedia.org/wiki/Cyclone• http://www.metoffice.gov.uk/weather/tropic

alcyclone/• http://library.thinkquest.org/10136/cyclone

s/cycltq.htm• http://news.bbc.co.uk/2/hi/special_report/7

384545.stm