Many wage adjustments mean trouble (6)

I believe the answer is:

crises

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'many wage adjustments' is the definition.
The answer and definition can be both related to natural events as well as being plural nouns.
Maybe you can see an association between them that I don't see?

I cannot understand how the remainder of the clue works.

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(Other definitions for crises that I've seen before include "serious problems" , "desperate times" , "Crucial stages or unstable situations of difficulty" , "desperate situations" , "difficult moments" .)

I've seen this clue in the Evening Standard.

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