Primary Succession on a Rock. 1  Obviously, on bare rock, no develop soil exists. The niche of the lichen (mutualistic relationship between algae and fungi) is to live on the rock where it releases carbon dioxide, which when mixed in rainwater, makes a weak acid (carbonic acid).
To dream of chaos, is a sign that you will go into a difficult period filled with change, uncertainty and unknowns. [Other similar dream interpretations]
The dream can represent your bodies natural mechanism for self healing in terms of dealing with a past decision that you might have regretted. If you are dreaming that someone else in the dream is having an abortion it could represent the relationship between that person being stale or stagnant.