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We Are All Stuck Here…

Thursday, April 15, 2010

Thursday, April 15, 2010
...Not Just Me!

The Eyjafjallajokull volcano in Iceland first eruption since 1821 has transformed Western Europe and Scandinavia into an unprecedented no-fly zone.

The major concern is that the ash could pose a very serious hazard to aircraft engines. The dust is extremely fine and if it gets into a jet engine, it blocks up all of the ventilation holes that bleed in cooling air.
An enormous ash cloud from a remote Icelandic volcano caused the biggest flight disruption since the 2001 terrorist attacks as it drifted over northern Europe and stranded travelers on six continents. […]

The cloud, floating miles (kilometers) above Earth and capable of knocking out jet engines, wrecked travel plans for tens of thousands of people Thursday, from tourists and business travelers to politicians and royals.[…]

Authorities in Ireland, Denmark, Norway, Sweden, Finland and Belgium also closed their air space. France shut down 24 airports, including the main hub of Charles de Gaulle in Paris, Germany's Berlin and Hamburg were shut Thursday evening, and several flights out of the U.S. had to double back. […]

A volcano beneath Iceland's Eyjafjallajokull (ay-yah-FYAH'-plah-yer-kuh-duhl) glacier began erupting Wednesday for the second time in less than a month, triggering floods and shooting smoke and steam miles into the air. […]

The ash plume drifted at between 20,000 feet and 36,000 feet (6,000 meters and 11,000 meters), where it could get sucked into airplane engines and cause them to shut down. The smoke and ash also could affect aircraft visibility.

The Icelandic plume lies above the Atlantic Ocean close to the flight paths for most routes from the U.S. East Coast to Europe, and over northern Europe itself. […]

Explosive volcanic eruptions inject large amounts of highly abrasive ash — essentially very small rock fragments — into the upper atmosphere, the cruising altitude of most jet airliners. It can cause significant damage to both airframes and engines. […]

In 1989, a KLM Royal Dutch Airlines Boeing 747 flew into an ash cloud from Alaska's Redoubt volcano and lost all power, dropping from 25,000 feet to 12,000 feet (7,500 meters to 3,600) before the crew could get the engines restarted. The plane landed safely. […]

Ironically, Iceland's Keflavik airport remained open Thursday. (Associated Press)


Scope of Ash

The Cloud - Boston Picture

The European sky’s pretty quiet: (From Flight Radar )
Not much traffic in the North of Europe

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