The Paradox of the Pesticide
Updated 2026-08-15
INTRODUCTION
English translation pending.
CORE DEFINITION
An ecological and managerial pattern in which a forceful intervention removes not only the target but also the checks that kept the target in bounds. Pesticides kill predators and parasites along with pests; pests recover faster because they reproduce quickly, and survivors pass on resistance, so the rebound overshoots the original level. The same logic applies to antibiotics wiping out competing flora and to corporate crackdowns that destroy trust while leaving the most resilient offenders in place. The general lesson is that removing a regulator is not the same as removing a problem.
SCAFFOLDING EFFECT
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- Collateral check: ask which balancing forces the intervention will destroy along with the target. - Intervention calibration: prefer narrow, minimal action over blanket removal. - Rebound monitoring: track resistance and resurgence after the intervention, not just the initial drop, since the second wave is usually worse.
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Two asymmetries produce the rebound. First, the intervention is indiscriminate, so it removes slow-breeding predators and fast-breeding pests at once, and the pests refill the space before their enemies can. Second, survivors of the target species carry resistance and pass it on, so each round of spraying selects for a harder population. The system loses its own regulator while the target gets stronger.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- astqb.orghttps://astqb.org/istqb-foundation-level-seven-testing-principles/verified
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