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Concept

Habitat restoration

Habitat restoration tests whether putting habitat back — plants, soils, protection or land cover — actually recovers biodiversity or function.

Conservation in this library is an intervention, not a natural-history description.

Studies

7

Findings

5

7 supporting · 0 challenging · 0 qualifying citations

Open tensions

1

Currently

What we know

  1. This library holds 7 empirical papers on habitat restoration with measured outcomes rather than reviews.
  2. Reintroducing thousands of large wood pieces into a Murray River reach increased Murray cod and golden perch by drawing immigrants from connected source populations.
  3. After ~18 years, constructed tree islands match natural islands in fungal diversity but not composition, and that difference changes tree growth when hydrology is unconstrained.
  4. Across 280 species, annuals can spare only about 2% of seeds each year, while long-lived plants can lose far more without collapsing.
  5. After water, land, and management costs, afforestation’s net ecosystem-service value is 55.9% lower per hectare than natural forest.

Largest unresolved question

A protected-area correlation or a prairie plot is not proof that designation caused the recovery.

Common misconceptions

  • If you restore vegetation, insects and carbon automatically return.

    Land cover, weather and protection status explain only part of site variation.

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