This is the 4553rd most frequent Russian word.
гибнут
"Гибнут" means "perish" or "die" (plural).
The word 'гибнут' is used here to describe the state of plants failing and dying due to adverse conditions.
Растения гибнут из-за засухи.
Plants are perishing due to drought.
In this context, 'гибнут' metaphorically applies to the failure or extinction of ideas before they can develop fully.
Без должной поддержки, идеи гибнут в зародыше.
Without proper support, ideas perish in their inception.
Here, 'гибнут' refers to the fatality and death of human beings in the context of natural disasters.