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  • Deflation: Understanding Wind Erosion and Its Impact
    The type of wind erosion that leaves pebbles and boulders behind is called deflation.

    Here's how it works:

    * Wind picks up smaller particles: Wind is powerful enough to lift and carry away small particles like sand, silt, and clay.

    * Larger particles are left behind: Pebbles, boulders, and other heavier materials are too heavy for the wind to carry. These are left behind as the wind removes the finer particles.

    This process is similar to how a sieve works: you shake a container with a mixture of sand and rocks. The sand falls through the holes, leaving the rocks behind.

    Other important points about deflation:

    * Creates depressions: As wind removes the smaller particles, it can create depressions in the ground, called deflation hollows.

    * Can lead to desert pavement: Over time, deflation can leave behind a layer of closely packed pebbles and boulders, forming a surface called desert pavement. This pavement acts as a barrier, preventing further erosion.

    Let me know if you have any other questions!

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