Fire is an important symbol in Aboriginal culture and was traditionally used for environmental practices to help preserve the land. Fire management was a way in which Aboriginal Australians protected country and is often called cultural burning.

(Aboriginal symbol for smoke, water flow, lightning or bush fire)
Cultural burns are low-intensity and self-extinguishing fires that hold multiple benefits, including saving flora and fauna. Animals and insects have time to avoid these fires and low temperature keeps grass seeds intact for regrowth.
To read more, visit
https://www.creativespirits.info/aboriginalculture/land/aboriginal-fire-management