Question

What should the world brace………if the ash clouds wash over European skies?

Answer 1

Answer:

After days of facing hardships at airports, or otherwise being deprived of the advantage of flight, by an ash-spewing volcano, scientists are warning of more dire news.

Even as Europe's dormant airports sputter back to life, prudent travelers and business people should ask: what if it happens again?

Because it might. Over and over again, for weeks, perhaps months, scientists say.

The last eruption from Iceland's Eyjafjallajoekull, in 1821, lasted off-and-on for 13 months - but back then there were no jet engines to get clogged up from volcanic residue.

Explanation: