What are the hypernyms for Carboniferous rainforest collapse?
A hypernym is a word with a broad meaning that encompasses more specific words called hyponyms.
Other hypernyms:
ecological collapse, Biogeochemical cycle disruption, Biogeophysical shift, Biological collapse, Biomass depletion, Carbon cycle imbalance, Deteriorating biodiversity, Disaster collapse, Environmental collapse, Forested collapse, Habitat collapse, Mass extinction event.