(Causes And Impacts Of A Earthquake From A LEDC) Indian Ocean Earthquake 2004

Question 1

What plates where involved?

Answer 1

•Australian plate meets the Sunda plate at Sunda trench. A 15m slippage occurred along this fault line
9.2 on Richter scale- second largest ever recorded

Question 2

What are the Short term impacts on people?

Answer 2

•66% of Sri Lanka fishing fleet destroyed
•125,000 injured

Question 3

What are the Short term impacts on environment?

Answer 3

•30m high tsunami
•aftershocks for 3-4 months

Question 4

What are the long term impacts on people?

Answer 4

•187,000 killed
•17 islands made uninhabitable

Question 5

What are the long term impacts on environment?

Answer 5

•Global sea level raised by 0.1mm due to sea bed raising
•coastal ecosystems damaged

Question 6

Was there preparation before event?

Answer 6

•As it was LEDC no warning systems in place

Question 7

What were the immediate responses to the event?

Answer 7

•7 billion dollars donated from national governments

Question 8

What were the long term responses to the event?

Answer 8

New tsunami systems put in place (25 seismographic stations put in place)