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Ecological Systems, Closed

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Definition: Systems that provide for the maintenance of life in an isolated living chamber through 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. (NASA Thesaurus, 1988)  IM; coord with SPACE FLIGHT (IM) or SUBMARINE MEDICINE (IM), if pertinent   
See Also Confined Spaces; Waste Management 		Other names Sealed Cabin Ecology; Life Support Systems, Regenerative; Closed Ecologic Life Support Systems; CELSS; Systems, Closed Ecological; System, Closed Ecological; Sealed Cabin Ecologies; Projects, Breadboard; Project, Breadboard; Ecology, Sealed Cabin; Ecologies, Sealed Cabin; Ecological System, Closed; Closed Ecological System; Cabin Ecology, Sealed; Cabin Ecologies, Sealed; Breadboard Projects; Closed Ecological Systems; Breadboard Project

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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