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Sudden Freeze
A rapid drop in temperature to below freezing, often with little warning, causing potential damage to the environment and agriculture.
Primary Succession
Ecological succession that occurs in an area where no biotic community previously existed, starting from bare rock or a completely uninhabited area.
Secondary Succession
The ecological process of recovery and change in an ecosystem that occurs after a disturbance has partially or completely removed the previous community but left the soil intact.
Soil Horizons
Layers in the soil, each with its own distinct characteristics such as composition, texture, and color, developed over time.
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