Complex sentence: Fire is not a requirement for rainforest species to germinate or to reproduce, if a fire did occur it would change habitat conditions and have adverse impact on threatened rainforest species like the Nightcap Oak.
Split into simpler sentences: Fire is not a requirement for rainforest species to germinate or to reproduce. If a fire did occur it would change habitat conditions and have an adverse impact on threatened rainforest species like the Nightcap oak.