A decision can cause unexpected, and/or indirect, repercussions, which are more far-reaching than mere consequences. A consequence can be positive or negative, but a repercussion is always negative. A repercussion is also a reflection of light or sound or a rebounding force after an impact.

What does it mean by ramifications?

1a : branch, offshoot. b : a branched structure. 2a : the act or process of branching. b : arrangement of branches (as on a plant) 3 : consequence, outgrowth the ramifications of the decision.

What's the difference between ramifications and repercussions?

is that repercussion is a consequence or ensuing result of some action while ramification is (botany|anatomy) a branching-out, the act or result of developing branches; specifically the divergence of the stem and limbs of a plant into smaller ones, or of similar developments in blood vessels, anatomical structures etc.