How do earthworm burrows help soil?

They improve aeration and drainage.

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  1. They block all water
  2. They make soil harder
  3. They improve aeration and drainage ✔

Why: Burrows create channels that improve air and water movement in soil.

Huh, didn't know that: Burrows create channels that improve air and water movement in soil.

The dad joke
Worms dig soil aeration, literally.
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References

Answer: They improve aeration and drainage. Burrows create channels that improve air and water movement in soil.

  1. Soil conservation en.wikipedia.org/wiki/Soil_conservation
    By burrowing, the earthworm improves soil porosity, creating channels that enhance the processes of aeration and drainage.
    Checked 2026-11-07.

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