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closed ecological system |
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closed ecological system [¦klōzd ek·ə′läj·ə·kəl ‚sis·təm] (aerospace engineering) A system used in spacecraft that provides for the maintenance of life in an isolated living chamber through complete reutilization of the material available, in particular, by means of a cycle wherein exhaled carbon dioxide, urine, and other waste matter are converted chemically or by photosynthesis into oxygen, water, and food. (ecology) A community into which a new species cannot enter due to crowding and competition. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Volvo and Columbia University's BioSphere 2, the largest closed ecological system in the world, are sponsoring The Drive for a Healthier Planet program. |
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