♻️ap environmental science review

Positive Feedback Loop

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

A positive feedback loop is a self-reinforcing cycle in which an initial change leads to additional changes in the same direction. This amplifies the original change and can result in exponential growth or decline.

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