MOUNT PINATUBO ERUPTION ESSAY

Fine ash fell as far away as the Indian Ocean, and satellites tracked the ash cloud as it traveled several times around the globe. The volcanologists at the Dau command post watched monitoring stations on Pinatubo fail, destroyed by the eruption. Today, data received at PVO would be forwarded to colleagues in the U. The acid rain blocked some of the suns rays from reaching the earth’s surface. Helens eruption was not devastating in terms of humanitarian crisis and destruction of property compared to Pinatubo eruption owing to the fact that the area was surrounded by large forest with less human settlement unlike in Philippines where the eruption took place in densely populated area. The erupting volcano made it mark throwing millions of tons of ash and volcanic material in the air over 50, feet high. The seismic drum room was a maze of wires and cables; the daily drum roll of seismicity posted on the walls.

Luzon is an island in the Philippines situated approximately northwest of the capital city Manila. It is noteworthy that Mt. The effects of Pinatubo’s eruption were still seen two years later. Secondary impact The secondary impact of Mt Pinatubo consists of the after-eruption effects. A massive earthquake of the July preceded the events of the Mt Pinatubo eruption in the mid Much weaker but still spectacular eruptions of ash occurred occasionally through early September

The arc of the volcanoes is believed to be the result of the subduction of the manila trench to the west. Remembering Mount Pinatubo 25 Years Ago. Copyrights Mount Pinatubo from BookRags. Volcanic bombs consisting majorly of pyroclastic debris were thrown from the eruption. Remembering Mount Pinatubo 25 Years Ago: The map proved to forecast closely the areas that would be esswy on June This earthquake, which took place approximately km northeast of Pinatubo region, measured magnitude 7.

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Additionally, a powerful steam ruptured three craters on the north edge of the volcano.

The Mount Pinatubo Case Study | Free Essays –

The Clark Air Base sprawled over nearly 10, acres with its western end nestled in the lush, gently rolling foothills of the Zambales Mountains—only 9 miles 14 km east of Mount Pinatubo. The June 12 eruption of Mount Pinatubo, three days before the much larger eruption on June 15, Satellites orbiting the earth could still track the aerosol deposits left in the air from the eruption.

The voluminous volcanic ashes ejected from the fiery bowel of the eruption that went as high as miles covered the atmosphere-turning day into night over Luzon area Guzman, The Ash Warriorsby C.

Roofs collapsed from the tremendous stresses of wet ash and continuing earthquakes. Mt Pinatubo is part of a chain of combined volcanoes situated along the Luzon arc.

These eruptions occurred several times during the months of June and July. Nearly every bridge within 18 miles 30 km of Mount Pinatubo was destroyed. The volcanic eruption emitted approximately 15 million tons of sulfur dioxide into the atmosphere, which reacted with water for a hazy layer of particles consisting primarily of sulfuric acid droplet Rosenberge, During explosive eruption of Mt Pinatubo, large amount of larva was expelled from fiery bowl of the mountain.

Helens considering the fact that ashes expulsion into the air during the Mt. Additionally, the US also evacuated all their citizens for the Clarke Air Base situated near etuption mountain to other military bases while some moved to rssay US mainland.

Remembering Mount Pinatubo 25 Years Ago: Mitigating a Crisis

Many more people were affected for much longer by rain-induced lahars than by the eruption itself. Large amount of hot ash and dust was ejected into the air and raised high reaching an altitude of more than 30 kilometers and spreading more than miles.

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mount pinatubo eruption essay

At Pinatubo, the volcanic unrest began April 2, moumt, with a series of small steam explosions. Acacia trees lay in gray heaps, trees and shrubs were covered in ash. Flowing lahar and weight of ashes has been pinpointed to the major cause of several casualties during the event. Clark Air Force Base that happened to be situated only 9 miles from the volcano.

Fortunately, the flow stopped before it reached the building.

Mount Pinatubo

Guzman explains that key infrastructure that was damaged includes roads, bridges, communication network, irrigation and flood control systems, school buildings as well as manufacturing plants. According to Riikonenthe violent volcanic eruption of Mt Pinatubo ejected several billion cubic meters of high-speed gas, hot ash, mudflows, and pyroclastic debris into the atmosphere, which later settled on the adjacent land.

A massive earthquake of the July preceded the events of the Mt Pinatubo eruption in the mid Moumt ash cloud rose 28 miles 40 km into the air.

mount pinatubo eruption essay

The visual display of umbrella-shaped ash clouds convinced pinatubl that evacuations were the right thing to do. Monitoring instruments pinahubo also improved greatly in performance while at the same time dropping in price and power consumption. Fine ash fell as far away as the Indian Ocean, and satellites tracked the ash cloud as it traveled several times around the globe. It was a clear justification that Mt Pinatubo was reawakening and it was a matter of time before it erupted.