Mount Etna 5.0 / 5 based on 1 rating ? GeographyCase studiesPlate tectonicsA2/A-levelAQA Created by: IsabelleBryantCreated on: 30-05-16 11:23 Where is Mount Etna Island of Sicily 1 of 21 What type of plate boundary does it lie on? Destructive 2 of 21 What two plates form the margin African plate being subjected under Eurasian 3 of 21 What is special about this volcano? Constantly active 4 of 21 What type of industry does the land around Etna support? Agricultural - due to fertile soils created from ash 5 of 21 Name four hazards presented by Etna 1. Seismic Activity 2. Gas Plumes 3. Avalanche of side 4. Phreatic Eruption (steam) 6 of 21 Date of main eruption 29th July 2002 7 of 21 How high was the eruption? Magma ejected 100m into the air and down the sides of the volcano 8 of 21 Why did the air port close? To clear ash from Runway 9 of 21 What was the impact on the Tourist industry Decline, tourist felt unsafe are are unlike to return 10 of 21 How many people were evacuated from their homes and what happened to them? 1000 people, rehoused in holiday homes 11 of 21 How was the Ski industry affected? Lava flows destroyed run and ski lifts as well as part of ski village. 12 of 21 How many family businesses affected? 300, caused a loss of earnings and people had to leave the island to find other work. 13 of 21 How was magma diverted? Bulldozers used to crack existing tarmac to create channels away form residential areas. 14 of 21 How did the Italian army help? used heavy earth moving equipment to block and direct lava flows 15 of 21 What kind of ship was provided? A ship containing medical supplies was made available 16 of 21 How were people affected financially aided? Given tax breaks to help recover 17 of 21 How much financial assistance was given out immediately following the eruption? £5.6 million 18 of 21 How are the hazards of Mount Etna managed? Barriers and damming are set up to divert lava flows, water cooling is also done to reduce the speed lava travels at. 19 of 21 How often is the volcano monitored? Constantly monitors for the last 20 years, looking for activity within the volcano that may indicated an eruption. 20 of 21 What do geothermal tests look for? Tests gas and liquid form the volcano to predict the potential for dangerous gas emissions. 21 of 21
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