iceland volcanoe
- Created by: Sharon
- Created on: 29-12-15 14:40
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- Eyjafjallajokull (Iceland-April 10)
- Plate Tectonics
- spreading ridge of NA (west) & Eurasian (east)
- This constructive boundary is creating mid atlantic ridge. 1-5cm pa.
- Elongated ice covered strato 2.5km wide summit. Fissure flows E & W flanks.
- Naure
- major problem volcanic ash. fine grained = turns to glassy substance due to heat jet engine. Britain anticyclonic weather. VEI 4
- covered by galcier caused flood caused 700 evacuated
- Vulnerability
- 4 previous eruptions. Plenty warning signs, 3,000 earthquakesmajority less than 2.
- area vulnerable as more acvtive and dangerous Katla nearby. Weather made ash worse
- Capacity to cope
- Icelandic meteorological office monitors movement and weather, issues warnings,
- Seismologists and hyrologists on call.
- IMO worked with iceland uni and British MO.therefore tracked and prepared for.
- EU financial capacity. insurance in place.
- Impact
- many people in north not affected. 500 farmers in south evacuated. wore goggles and facemasks
- Internationally- winds pushed ash N&W Europe. £130m pd for airlines (10m passengers). Car hire hiked.
- Kenya affected as 20% economy based on export of vegetables.
- 30,000 tonnes CO2 pd, main risk was water and soils and livestock.
- Response
- Entirely DOMESTIC. legal, technical infrastructure system could cope. more development to improve plane flying.
- Plate Tectonics
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