Moisture availability refers to the amount of water that is accessible to plants and soil in a given area, which is crucial for sustaining vegetation and influencing various Earth surface processes. It plays a significant role in weathering, erosion, and sediment transport, as it directly affects soil moisture levels and the physical state of rocks and minerals. When moisture is plentiful, it can lead to increased weathering rates and soil development, while limited moisture availability may slow down these processes.
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