Before revision: In the context of wildland fire, the fire triangle can be scaled up to apply to understand fire spread over landscapes (scales of days and several kilometres) and recurrence of fire over time (scales of decades and hundreds of kilometres).
After revision: In the context of wildland fire, the fire triangle can be scaled up to apply to fire spread over landscapes (scales of days and several kilometres) and recurrence of fire over time (scales of decades and hundreds of kilometres).