1- Where anxiety regarding the external world is experienced, the dreamer may need to be aware that the end of a particular way of life is imminent in an especially dramatic fashion. Often there is a sense of an explosion of destructive energy before everything must be rebuilt.
2- There is a fear of irrationality and of power which could be used wrongly.
An atom bomb is a deliberately engineered explosion designed to be destructive.
The dreamer may feel that someone else may destroy and nullify his carefully constructed life.
3- We have become aware of the uncontrollable forces of life and the unconscious. [1]
The end of a particular world for the dreamer, i.e. the end of school life, divorce, loss of spouse. Also: fear of the irrational forces of life and the unconscious which may destroy all we have built—our conscious self. [2]
An atom bomb is a deliberately engineered explosion designed to be destructive. We may feel that someone else may destroy and nullify our carefully constructed life. [3]