Volcanic Eruption- Montserrat Flashcards
1
Q
When- 2, Where-1, Why-1
A
- 1995 small eruptions, earthquakes, Lahars
- 25th june 1997 main eruption, followed by pyroclastic flows
- Soufriere Hills, Composite volcano
- Above a destructive plate margin, NA plate forced under Carribean Plate
2
Q
Economic Impacts- 4
A
- Total loss of value £1billion
- 20 villages, 2/3 homes destroyed by pyrolclastic flows
- Loss of tourism, destroyed economy, however noe increasing
- Schools hospitals airport port destroyed
3
Q
Social impacts-4
A
- 19 people died
- Hundreds lost home
- Fires destroyed many buildings- eg local gov offices, police headquarters, petrol stations
- Population decline from 12000 to 4000
4
Q
Environmental impacts-3
A
- Large areas of woodland destroyed
- Vegetation and farmland destroyed
- Volcanic ash improved soil fertility
5
Q
Responses- 8
A
- People evacuated to safe north zone
- Shelters built to house evacuees
- Temporary infrastructure, roads electricity
- uk provided £17 mil emergency aid
- local emergency services search and rescue
- a risk map was created
- Uk provided £41 mil long term aid- new airports etc
- Montserrat obsvervatory
6
Q
Reasons Why?-3
A
- Secientist had studied in 1990, little attention given to report
- No disaster management plan
- Infrastructure built in key risk areas