Know how the ENSO El Ni ño Southern Oscillation works Understand how hurricanes are linked to global warming Skills Data response Learning Objectives amp Outcomes ID: 433735
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Slide1
The unpredictability of GW and El Nino events leading to increasing natural hazards. Slide2
Know
– how
the ENSO (El Niño-Southern Oscillation) worksUnderstand – how hurricanes are linked to global warmingSkills – Data response
Learning Objectives & Outcomes
D
escribe
the
El
Niño-Southern Oscillation (ENSO) and the theories of what causes it to happen
E
xplain how weather patterns and climatic events are affected by ENSO
D
C
A-B
Consider and justify
how the world is becoming more hazardous because of ENSO and global warming
Natural factors to increased hazardsSlide3
DEFINITIONS
El Ni
ño
– the appearance of warm surface water from time ot time in the Eastern Equatorial Pacific.La Niña – the appearance of colder than average sea surface temperatures in the Central and East Equatorial Pacific.ENSO – El Niño-Southern Oscillation. Term used to describe the full range of events triggered by the see-saw motion of atmospheric pressure over the Pacific.Teleconnections – knock-on effects of El Ni
ño world wide.Thermocline – sharp boundary between cold deep water and warmer surface water.http://www.youtube.com/watch?v=7FVZrw7bk1wSlide4Slide5
El Ni
ño
– The Christ Child (in Spanish)
What is El Niño?During El Niño winds across the Pacific change direction and blow from West to East.This changes the weather patterns around the Pacific.Occurs every 3 – 7 years although they appear to be getting more regular.
El Nino happens in this area of the world in the Pacific OceanSlide6
Use the information to make notes about El Nino and La Nina Slide7
Plenary: exam question