... plants will grow on an area that had previously been vegetated. If humans create fires in vegetation dominated areas it can have a devastating affect. It can occur in grasslands, moorlands, forests and heaths. The climate plays a big part on how bad the fire can be. If it is windy then the fires will move much move quickly and will burn faster. Also the type of vegetation plays a part in the extent of the fire. Fires are strongest in forests that are dense and are very dry. This again disrupts the succession in the same way as deforestation does by wiping out lots of vegetation leaving the soil exposed. This can also lead to soil erosion, as there is no cover for the soil from vegetation. This will also then lead to secondary succession. Overgrazing and ploughing also have a negative affect on plant succession. Overgrazing is where ...

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