Examples from literature

• That's why wattle always springs up in profusion after there's been a bush fire. 
• The saplings had been killed by a bush fire, and a hurricane, which must have swept over the country some years ago, had broken and uprooted the larger trees, which lay all to the west and north-west. 
• The sky was covered by a thin haze, occasioned by extensive bush fires. 
• There's been a bush fire here at some period during the last twenty years. 
• There's not enough timber here to have a real bush fire.