Secondary succession occurs in areas previously inhabited and disturbed, progressing faster due to the existing soil. Pioneer species such as grasses and trees play a key role in this type of succession.
Secondary succession occurs in a formerly inhabited area that was disturbed, with examples being fire, flood, or human activities like farming or logging. This type of succession is faster due to the already present soil. In secondary succession, plants such as grasses, birch trees, and fire-weed are pioneer species that improve the soil and pave the way for other plants to thrive.
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