Tropical cyclones

?
where do tropical cyclones from?
-in seas with temps of 26.5'C or higher
- between 5-30 degrees north or south of the equator
-low pressure (where warm moist air rises)
-Coriolis effect
1 of 10
what are the characteristics of the eye of a cyclone?
no clouds, no rain, low pressure, high temperatures and low winds
2 of 10
what are the characteristics of the eye wall of a cyclone?
spiralling rising air, strong winds, storm clouds, torrential rain and low temperatures
3 of 10
what physical hazards to tropical cyclones cause?
-high winds
-intense rainfall
-storm surges
-coastal flooding
-landslides
4 of 10
what impacts do the hazards have on people?
-people drown in floods
-homeless
-high winds and flood waters carry debris which can injure and kill people
-electricity supplies are cut off
-disease spreads (lack of clean water/ sanitation)
-unemployment
-damaged roads (no access for aid/rescue)
5 of 10
what environmental impacts does a tropical cyclone have?
-trees are uprooted by high winds
-habitats destroyed
-storm surges erode beaches/ damage coastlines
-fresh water sources are polluted with salt water
-landslides deposit sediment in rivers/ lakes
-damage to industrial buildings causes chemical pollution
6 of 10
what factors make countries more vulnerable when it comes to tropical cyclones?
-physical (low-lying coastlines, areas in the path get hit more frequently, hillsides risk landslides)
-economic (poorer places rely on agriculture for their lively hood, don't have insurance)
-socially (poor quality: infrastructure, health care, educatio
7 of 10
what 3 strategies may help a country to prepare for a tropical cyclone?
-forecasting (satellite)
-evacuation (warning systems, routes, etc.)
-defences (sea walls, levees, etc.)
8 of 10
when/ where was hurricane Katina and what category was it?
august 2005
New Orleans USA (developed)
category 3
9 of 10
when/ where was typhoon Haiyan and what category was it?
November 2013
southeast Asia (particularly the Philippines)
category 5
10 of 10

Other cards in this set

Card 2

Front

what are the characteristics of the eye of a cyclone?

Back

no clouds, no rain, low pressure, high temperatures and low winds

Card 3

Front

what are the characteristics of the eye wall of a cyclone?

Back

Preview of the front of card 3

Card 4

Front

what physical hazards to tropical cyclones cause?

Back

Preview of the front of card 4

Card 5

Front

what impacts do the hazards have on people?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Geography resources:

See all Geography resources »See all Natural hazards resources »