In the latter war, incendiary bombs were used by Axis and Allies alike, notably on Tokyo, Rotterdam, London, Hamburg and, notoriously, at Dresden, in the latter two cases firestorms were deliberately caused in which a ring of fire surrounding each city was drawn inward by an updraft caused by a central cluster of…

They provide a greater variety of environments, which encourages game
and plant diversity. For humans, they make dense, impassable forests
traversable. Another human use for fire in regards to landscape
management is its use to clear land for agriculture.