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August 1 2013

Damaging volcanic ash stays well beyond welcome


Volcanic ash can become a multimillion-dollar nightmare, lingering in the skies, getting into engines and damaging aircraft.

Volcanic ash is known to present hazards to aviation, infrastructure, agriculture, and human and animal health. With the emergence of aviation in the last 50 years as a key component of global travel and transport, the importance of understanding how long ash is suspended in the atmosphere, and how far it is transported has taken on greater importance.

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