Closed ecological system

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

Closed ecological systems or contained ecological systems (CES) are ecosystems that do not rely on matter exchange with any part outside the system in order to help maintain life.

Excerpt from the Wikipedia article “Closed ecological system”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Gleam at Japanese Wikipedia, CC BY-SA 3.0, via Wikimedia Commons.