MT PINATUBO CASE STUDY GCSE

Fine ash fell as far away as the Indian Ocean, and satellites tracked the ash cloud around the globe. This team had a huge weight to bear on their shoulders in terms of correctly forecasting the eruption. Apologies for the delay in my first post to this post! The greatest thickness of ash deposited 33 centimeters 13 inches approximately But it is still difficult to predict eruption timing and scale. It is reported that before the eruption, the Pinatubo volcano was actually 1,m high.

Back to Main Page. All of these massive impacts caused the team to completely evacuate the Clark Air Base. Fine ash fell as far away as the Indian Ocean, and satellites tracked the ash cloud several times around the globe. But if the mountain did blow today, monitoring it would be slightly easier, thanks to 20 years of technological advances. Therefore, it is good to contrast 2 different countries in terms of the impacts and responses to past events. USA air force helicopters helped.

Fast flowing volcanic mudflows lahars cause sever river bank erosion, undercut bridges etc. You are commenting using your Facebook account.

The greatest thickness of ash deposited 33 centimeters 13 inches approximately It is one of the biggest volcanoes in the Philippines and was about ten times larger than the eruption of Mount St.

These stations recorded earthquakes just 5 miles below Pinatubo, meaning a likely eruption would be dangerous. Only a few hundred people died in the initial eruption.

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In andthe average temperature in the Northern Hemisphere was reduced 0. USA air force helicopters helped.

mt pinatubo case study gcse

Thousands of small earthquakes occurred beneath Pinatubo throughout April, May and June in This site uses cookies. This triggered more small earthquakes and caused powerful steam explosions that blasted three craters on the North side of the volcano. This has huge influences on the economy.

mt pinatubo case study gcse

Remarkable sunrises and sunsets were visible around the globe in the years following the Mount Pinatubo eruption. The aerosol cloud spread around the earth in two weeks and covered the planet within a year. Heavy rainfall from Typhoon Yunga causes buildings to collapse.

There was 10 cm of ash covering an area of square kilometers square miles. The eruption removed so much magma and rock stdy below the volcano that the summit collapsed to form a large volcanic depression caldera 1. Huge avalanches of searing hot ash, gas, and pumice fragments pyroclastic flows roared down the flanks of Mount Pinatubo, filling once-deep valleys with fresh volcanic deposits as much as feet meters thick. Global cooling caused by ash in the atmosphere of 0. Warning sign like gas and steam looked for.

Powerful volcanic eruptions – GCSE Geography – BBC Bitesize

June 12 th — June 15 th Back to Hazards Menu. Pinatubo, scientists recorded a landslide, some local earthquakes and a short lived increase in steam emissions from ggcse pre-existing geothermal area. Read these excellent case study notes.

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Volcanic ash is blown in all directions over hundreds of KMs, smothering fields and buildings.

Mount pinatubo

This team contained Rick Hoblitt and Dave Harlow. Leave a Reply Cancel reply Enter your comment here Although much equipment was successfully protected, structures on the two largest U. After the eruption, a lake was formed in the crated 2. It then resurfaces due to density changes between magma and rock and so it pushes out through small cracks and explod es out through the volcano. Aboutpeople who evacuated from the lowlands surrounding Pinatubo before and during the eruptions have returned home but face continuing threats from lahars that have already pinatuubo numerous towns and villages.

Mount Pinatubo – the impacts of

The caldera reduced the peak from meters to meters. Tropical Storm Yunya was passing 75 km 47 miles to the northeast of Mount Pinatubo, causing a large amount of rainfall in the region. On 31 October a magnitude 5. This team had a huge weight to bear on their shoulders in terms of correctly forecasting the eruption. Evacuation camps built for refugees.