According to the Expected Effects Matrix, Devastating Events Having a Low

question 2

Multiple Choice

According to the expected effects matrix, devastating events having a low likelihood of occurrence:

• A) must be dealt with immediately.
• B) are alert variables that must be watched closely.
• C) can be safely ignored.
• D) are control variables that require contingency planning and tracking.

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Definitions:

Pyroclastic Column

A dense, vertical cloud of hot volcanic ash, gas, and debris that rises from a volcanic eruption, capable of causing widespread destruction.

Volcanic Ash

Fine particles of rock and glass created by volcanic eruptions.

Laki Eruption

A major volcanic event in 1783-1784 from the Laki fissure and the Grímsvötn volcano in Iceland, which released large amounts of sulfur dioxide, causing significant environmental and health impacts in Europe.

Aerosols

Very small solid particles or drops of liquid dispersed in the atmosphere.