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Fire regimes can be over a wide range of temporal and spatial scales, ranging from viewedseveral years to thousands of years and local to broadly regional. Knowledge of historical temporal and spatial patterns of fire is a key to characterizing and understanding fire regimes.
In military science, suppressive fire (commonly called covering fire) is fire that degrades the performance of an enemy force below the level needed to fulfill its mission. Suppression is usually only effective for the duration of the fire. It is one of three types of fire support, which is defined by NATO as the application of fire, coordinated with the manoeuvre of forces, to destroy, neutralize or suppress the enemy..