This is the 5752nd most frequent Korean word.
변경에
"변경에" translates to "at the border" or "in the frontier" in English.
In this sentence, '변경에' is combined with '따른' to indicate the effects or consequences of changes—in this case, environmental changes.
환경 변경에 따른 적응 과정이 필요합니다.
An adaptation process is necessary due to changes in the environment.
Here, '변경에' is part of the structure '변경에 관해,' where '관해' conveys 'regarding' or 'concerning.' It signifies the object of the discussion—changes to the schedule.
시간표 변경에 관해 논의할 시간이 필요합니다.
We need time to discuss changes to the timetable.
Here, '변경에' is used to indicate the subject related to a change—specifically, changes to personal information. The '-에 대해' structure expresses 'about' or 'in regard to.'