Case Studies Flashcards
Where is the most deforested area in the Amazon?
South-East, as it the closest to densely populated cities eg. Rio de Janerio and Brazila
Where experiences El-Nino events?
The equator and coasts of South and Central America
What are the two reasons for Amazon deforestation?
Industry - wood, and farming
New Hydro-electric Dams
Which area of the Amazon is most diverse, and why?
The north-west, as a very rare dry season occurs every 10 years.
How much of the Amazon has been deforested already?
17%
How much Carbon is stored within the Amazon?
100PgC, this being 17% of the worlds biospheric carbon.
How much rainfall occurs within the Amazon, per annum?
6000mm
Where is the river Exe located?
Exeter, originates from the Exmoor highlands
What accounts for 65% of the Water balance?
Surface runoff
How much of exmoor is impermeable rock?
84.4%
What is the land used for across Exmoor?
67% farming, 15% woodland.
Where is Mount Ontake located?
Japan, on the subduction zone of the Philipean Plate.
What was Mount Ontake, explosivity index?
3, it erupted without warning
What was the most significant part of the eruption? MO
A large amount of Tephra was ejected into the atmosphere, at 300km an hour
What was the most significant part of the eruption? MO
A large amount of Tephra was ejected into the atmosphere, at 300km an hour
How many people died in the Chile earthquake?
521 people
How large was the Chile Earthquake?
8.8 on the Richter scale.
How many people died in the Haiti earthquake?
200,000
How large was the Haiti earthquake?
7 on the richter scale.
Why did more people die in the Haiti earthquake?
Chile had spent lots of money developing strong infrastructure that could withstand an earthquake.
How many people died in the Boxing Day Tsunami?
300,000.
What area was worst hit by the boxing day Tsunami?
Indonesian Island of Sumatra.
How quickly did the boxing day Tsunami hit the island?
within 15 minutes of the original earthquake.
How far did the fault line slip in the Boxing Day earthquake 2004?
15 meters.