🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ68139· pop 31· linked from 200 articlesBiosphere 2artificial closed ecological systemWikidata factsOfficial websitebiosphere2.orgImageBiosphere2 Inside big.jpgSources (6)wikidata.orgnytimes.comen.wikipedia.orgen.wikipedia.orggithub.comde.wikipedia.orgvia Wikidata · CC0On the mapAvailable in 30 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBahasa IndonesiaBasqueConnectionsUniversity of ArizonaEntityArizonaEntityCategories1991 establishments in ArizonaAgricultural buildings and structures in ArizonaArtificial ecosystemsBiosphereBuildings and structures in Pinal County, ArizonaColumbia UniversityControlled ecological life support systemsEcological experimentsGreenhouses in the United StatesHuman analog missionsSanta Catalina MountainsSpace farming