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Environment and Public Health > Environment > Environment, Controlled > Ecological Systems, Closed
Biological Phenomena > Ecological and Environmental Phenomena > Environment > Environment, Controlled > Ecological Systems, Closed
Environment and Public Health > Environment > Ecosystem > Ecological Systems, Closed
Biological Phenomena > Ecological and Environmental Phenomena > Environment > Ecosystem > Ecological Systems, Closed

Preferred term

Ecological Systems, Closed  

Type

  • Topical Descriptor

Broader concept

Related concepts

Entry terms

  • Closed Ecological System
  • Closed Ecological Systems
  • Ecological System, Closed
  • System, Closed Ecological
  • Systems, Closed Ecological

Note

  • IM; coord with SPACE FLIGHT (IM) or SUBMARINE MEDICINE (IM), if pertinent

Scope note

  • 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)

History note

  • 95; SEALED CABIN ECOLOGY was heading 1963-94

In other languages

URI

http://www.yso.fi/onto/mesh/D018504

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