| English | eng-000 |
| ecology | |
| Afrikaans | afr-000 | ekologie |
| Afrikaans | afr-000 | ekologië |
| toskërishte | als-000 | ekologji |
| toskërishte | als-000 | ekologjia |
| toskërishte | als-000 | Ökologie |
| አማርኛ | amh-000 | ስነ ምህደር |
| العربية | arb-000 | إيكولوجية |
| العربية | arb-000 | بيئة |
| العربية | arb-000 | علم البيئة |
| العربية | arb-000 | عِلم إلبيئه |
| العربية | arb-000 | عِلْم البيئة |
| العربية | arb-000 | عِلْم اَلْبِيئَة |
| luenga aragonesa | arg-000 | ecolochía |
| Vuhlkansu | art-009 | Malat-tal |
| Vuhlkansu | art-009 | malat-tal |
| Romániço | art-013 | ecologhío |
| Universal Networking Language | art-253 | ecology |
| Universal Networking Language | art-253 | ecology(icl>biology>thing) |
| Universal Networking Language | art-253 | ecology(icl>environment>thing) |
| Lingwa de Planeta | art-287 | ekologia |
| Sambahsa-mundialect | art-288 | ecologia |
| asturianu | ast-000 | ecoloxía |
| azərbaycanca | azj-000 | ekologiya |
| беларуская | bel-000 | экалогія |
| বাংলা | ben-000 | ̃বিদ্যা |
| বাংলা | ben-000 | পরিবেশ বিজ্ঞান |
| বাংলা | ben-000 | পরিবেশবিজ্ঞান |
| bosanski | bos-000 | ekologija |
| brezhoneg | bre-000 | ekoloji |
| български | bul-000 | Екология |
| български | bul-000 | Наука за околната среда |
| български | bul-000 | екология |
| български | bul-000 | наука за околната среда |
| català | cat-000 | ecologia |
| binisayang Sinugboanon | ceb-000 | ekolohiya |
| čeština | ces-000 | biologie prostředí |
| čeština | ces-000 | bionomie |
| čeština | ces-000 | ekologická výchova |
| čeština | ces-000 | ekologické vědy |
| čeština | ces-000 | ekologie |
| čeština | ces-000 | environmentalistika |
| čeština | ces-000 | environmentální výchova |
| čeština | ces-000 | nauka o prostředí životním |
| čeština | ces-000 | nauka o životním prostředí |
| čeština | ces-000 | výchova k ochraně životního prostředí |
| čeština | ces-000 | životní prostředí |
| чӑваш | chv-000 | экологи |
| سۆرانی | ckb-000 | ژینگهزانی |
| سۆرانی | ckb-000 | ژینگهناسی |
| 普通话 | cmn-000 | 均衡系统 |
| 普通话 | cmn-000 | 环保科学 |
| 普通话 | cmn-000 | 环境保护学 |
| 普通话 | cmn-000 | 环境生物学 |
| 普通话 | cmn-000 | 环境适应学 |
| 普通话 | cmn-000 | 生态 |
| 普通话 | cmn-000 | 生态学 |
| 普通话 | cmn-000 | 生态科学 |
| 普通话 | cmn-000 | 生活史学 |
| 國語 | cmn-001 | 均衡系統 |
| 國語 | cmn-001 | 環保科學 |
| 國語 | cmn-001 | 環境適應學 |
| 國語 | cmn-001 | 生態 |
| 國語 | cmn-001 | 生態學 |
| Hànyǔ | cmn-003 | huán bǎo kē xue |
| Middle Cornish | cnx-000 | ekologieth |
| Kernowek | cor-000 | ekologieth |
| lingua corsa | cos-000 | ecologia |
| lingua corsa | cos-000 | eculugia |
| lingua corsa | cos-000 | ekologia |
| Cymraeg | cym-000 | ecoleg |
| dansk | dan-000 | miljøkundskab |
| dansk | dan-000 | økologi |
| Deutsch | deu-000 | Bionomie |
| Deutsch | deu-000 | Umweltbildung |
| Deutsch | deu-000 | Umweltbiologie |
| Deutsch | deu-000 | Umwelterziehung |
| Deutsch | deu-000 | Umweltforschung |
| Deutsch | deu-000 | Umweltlehre |
| Deutsch | deu-000 | Umweltschutzerziehung |
| Deutsch | deu-000 | Umweltwissenschaft |
| Deutsch | deu-000 | Ökologie |
| Deutsch | deu-000 | ökologische Wissenschaft |
| ދިވެހިބަސް | div-000 | އިކޮލޮޖީ |
| eesti | ekk-000 | keskkonnaharidus |
| eesti | ekk-000 | keskkonnateadus |
| eesti | ekk-000 | ökoloogia |
| ελληνικά | ell-000 | ekologia |
| ελληνικά | ell-000 | βιονική |
| ελληνικά | ell-000 | επιστήμη του περιβάλλοντος |
| ελληνικά | ell-000 | οικολογία |
| ελληνικά | ell-000 | οικολογια |
| Ellinika | ell-003 | ikología |
| English | eng-000 | bionomics |
| English | eng-000 | eco- |
| English | eng-000 | ecol |
| English | eng-000 | ecological sciences |
| English | eng-000 | education for a sustainable environment |
| English | eng-000 | environmental biology |
| English | eng-000 | environmental education |
| English | eng-000 | environmental science |
| English | eng-000 | environmental study |
| English | eng-000 | ethology |
| English | eng-000 | lifestyle |
| English | eng-000 | mode of life |
| Esperanto | epo-000 | ekologio |
| Esperanto | epo-000 | hommedio |
| euskara | eus-000 | ekologia |
| euskara | eus-000 | ingurugiro-zientziak |
| suomi | fin-000 | ekologia |
| suomi | fin-000 | ympäristökasvatus |
| suomi | fin-000 | ympäristökoulutus |
| suomi | fin-000 | ympäristötiede |
| Budinos | fiu-001 | ekologia |
| français | fra-000 | biologie de l’environnement |
| français | fra-000 | mode de vie |
| français | fra-000 | science écologique |
| français | fra-000 | sciences de l’environnement |
| français | fra-000 | écolo |
| français | fra-000 | écologie |
| français | fra-000 | écologie végétale |
| français | fra-000 | éducation à l’environnement |
| français | fra-000 | études du milieu |
| français | fra-000 | études environnementales |
| Pulaar | fuc-000 | ekoloosi |
| lenghe furlane | fur-000 | ecologjie |
| Gàidhlig | gla-000 | eag-eòlas |
| Gàidhlig | gla-000 | eigeòlas |
| Gaeilge | gle-000 | éiceolaíocht |
| Gaeilge | gle-000 | éiceoloaíocht |
| Gaeilge | gle-000 | éireolaíocht |
| galego | glg-000 | ecoloxía |
| yn Ghaelg | glv-000 | eggoaylleeaght |
| Schwizerdütsch | gsw-000 | Ökologie |
| Schwizerdütsch | gsw-000 | ökologie |
| ગુજરાતી | guj-000 | પરિસ્થિતિ વિજ્ઞાન |
| kreyòl ayisyen | hat-000 | ekoloji |
| ʻōlelo Hawaiʻi | haw-000 | kālaikaiaola |
| Српскохрватски | hbs-000 | екологија |
| Srpskohrvatski | hbs-001 | ekologija |
| עברית | heb-000 | אקולוגיה |
| हिन्दी | hin-000 | जीव परिस्थितिकी |
| हिन्दी | hin-000 | परिस्थिति-विज्ञान |
| हिन्दी | hin-000 | पर्यावरण |
| हिन्दी | hin-000 | पारिस्थितिकी |
| हिन्दी | hin-000 | पारिस्थितिकी विज्ञान |
| हिन्दी | hin-000 | वातावरणीय जीवविज्ञान |
| hrvatski | hrv-000 | bionomija |
| hrvatski | hrv-000 | ekologija |
| hrvatski | hrv-000 | okoliš |
| hrvatski | hrv-000 | zaštita okoliša |
| magyar | hun-000 | környezetbiológia |
| magyar | hun-000 | környezettan |
| magyar | hun-000 | környezettudomány |
| magyar | hun-000 | ökológia |
| magyar | hun-000 | ökológia tudomány |
| արևելահայերեն | hye-000 | բնապահպանություն |
| արևելահայերեն | hye-000 | էկոլոգիա |
| Ido | ido-000 | ekologio |
| ᐃᓄᒃᑎᑐᑦ | iku-000 | ᐆᒪᔪᑦᓇᔪᒐᖃᖃᑎᒌᖕᓂᖏᓐᓂᒃᓯᓚᖃᖃᑎᒌᖕᓂᖏᓐᓂᒡᓗ ᖃᐅᔨᓴᕐᓂᖅ |
| Inuktitut | iku-001 | uumajut najugaqaqatigiingninginnik silaqaqatigiingninginniglu qaujisarniq |
| interlingua | ina-000 | ecologia |
| bahasa Indonesia | ind-000 | ekologi |
| íslenska | isl-000 | vistfræði |
| íslenska | isl-000 | vistifræði |
| italiano | ita-000 | biologia ambientale |
| italiano | ita-000 | bionomia |
| italiano | ita-000 | ecologia |
| italiano | ita-000 | educazione allo sviluppo sostenibile |
| italiano | ita-000 | educazione all’ambiente |
| italiano | ita-000 | educazione ambientale |
| italiano | ita-000 | scienze ambientali |
| italiano | ita-000 | scienze ecologiche |
| italiano | ita-000 | studi ambientali |
| italiano | ita-000 | tutela delle bellezze natural |
| italiano | ita-000 | tutela delle bellezze naturali |
| basa Jawa | jav-000 | ékologi |
| 日本語 | jpn-000 | エコ |
| 日本語 | jpn-000 | エコロジ |
| 日本語 | jpn-000 | エコロジー |
| 日本語 | jpn-000 | 環境 |
| 日本語 | jpn-000 | 環境学 |
| 日本語 | jpn-000 | 環境生物学 |
| 日本語 | jpn-000 | 生態 |
| 日本語 | jpn-000 | 生態学 |
| 日本語 | jpn-000 | 生態科学 |
| 日本語 | jpn-000 | 生活史学 |
| にほんご | jpn-002 | せいたい |
| にほんご | jpn-002 | せいたいがく |
| Taqbaylit | kab-000 | tanessawnest |
| ಕನ್ನಡ | kan-000 | ಹೊಂದಿಕೆಯರಿಮೆ |
| ქართული | kat-000 | ეკოლოგია |
| Kartuli | kat-001 | ekologia |
| қазақ | kaz-000 | экология |
| монгол | khk-000 | орчинзүй |
| монгол | khk-000 | экологи |
| ភាសាខ្មែរ | khm-000 | និវេសនវិទ្យា |
| ភាសាខ្មែរ | khm-000 | បរិស្ថានវិទ្យា |
| кыргыз | kir-000 | экология |
| Kurmancî | kmr-000 | ekolojî |
| 한국어 | kor-000 | 생명학 |
| 한국어 | kor-000 | 생태 |
| 한국어 | kor-000 | 생태학 |
| 한국어 | kor-000 | 환경 과학 |
| 韓國語 | kor-002 | 生態學 |
| Ladino | lad-001 | ekolojia |
| Ladino | lad-001 | ekolojiya |
| ລາວ | lao-000 | ການກໍາເນີດລະບົບນິເວດ |
| ລາວ | lao-000 | ຊີວະວິທະຍາສິ່ງແວດລ້ອມ |
| ລາວ | lao-000 | ວິທະຍາສາດທາງນິເວດ |
| latine | lat-000 | oecologia |
| Lingua Franca Nova | lfn-000 | ecolojia |
| lietuvių | lit-000 | ekologija |
| lengua lumbarda | lmo-000 | eculugia |
| lengua lumbarda | lmo-000 | eculugía |
| Lëtzebuergesch | ltz-000 | ecologie |
| Lëtzebuergesch | ltz-000 | Ökologie |
| Lëtzebuergesch | ltz-000 | ökologie |
| latviešu | lvs-000 | ekologija |
| latviešu | lvs-000 | ekoloģija |
| मराठी | mar-000 | परिस्थितिविज्ञान |
| мокшень кяль | mdf-000 | экология |
| mokshenj kalj | mdf-001 | ekologija |
| олык марий | mhr-000 | экологий |
| македонски | mkd-000 | Екологија |
| македонски | mkd-000 | екологија |
| teny malagasy | mlg-000 | ekolojia |
| Malti | mlt-000 | ekoloġija |
| reo Māori | mri-000 | mātai hauropi |
| reo Māori | mri-000 | mātauranga taupuhi kaiao |
| эрзянь кель | myv-000 | экология |
| 台灣話 | nan-000 | 生態學 |
| Bân-lâm-gú | nan-005 | seng-thài-ha̍k |
| Nederlands | nld-000 | ecologie |
| Nederlands | nld-000 | milieu |
| Nederlands | nld-000 | milieueducatie |
| Nederlands | nld-000 | milieukunde |
| Nederlands | nld-000 | milieuonderwijs |
| Nederlands | nld-000 | natuur- en milieueducatie |
| nynorsk | nno-000 | økologi |
| bokmål | nob-000 | kologi |
| bokmål | nob-000 | miljøfag |
| bokmål | nob-000 | økologi |
| Novial | nov-000 | ekologia |
| occitan | oci-000 | ecologia |
| Old Cornish | oco-000 | ekologieth |
| فارسی | pes-000 | اکولوژی |
| فارسی | pes-000 | بومشناسی |
| فارسی | pes-000 | زيستشناسي محيط زيست |
| فارسی | pes-000 | علوم بومشناختي |
| Norfuk | pih-000 | ekolojii |
| polski | pol-000 | biologia środowiskowa |
| polski | pol-000 | bionomia |
| polski | pol-000 | ekologia |
| polski | pol-000 | nauka o środowisku |
| polski | pol-000 | nauki ekologiczne |
| polski | pol-000 | nauki stosowane z zakresu ochrony środowiska |
| português | por-000 | Ecologia |
| português | por-000 | Educação ecológica |
| português | por-000 | Educação para o desenvolvimento sustentável |
| português | por-000 | Estudo do ambiente |
| português | por-000 | biologia ambiental |
| português | por-000 | bionomia |
| português | por-000 | ciência ecológica |
| português | por-000 | ciências do ambiente |
| português | por-000 | ecologia |
| português | por-000 | educação ambiental |
| Shukllachishka Kichwa | que-001 | causaipacha |
| Chanka rimay | quy-000 | kawsaypacha |
| Qusqu qhichwa simi | quz-000 | Kawsay pacha yachay |
| Qusqu qhichwa simi | quz-000 | kawsaypacha |
| Impapura | qvi-000 | kawsaypacha |
| Romanova | rmv-000 | ecolojiʼa |
| lingua rumantscha | roh-000 | ecologia |
| română | ron-000 | ecologie |
| русский | rus-000 | Экология |
| русский | rus-000 | наука об окружающей среде |
| русский | rus-000 | эколо́гия |
| русский | rus-000 | экологичность |
| русский | rus-000 | экология |
| russkij | rus-001 | ekologia |
| саха тыла | sah-000 | экология |
| lingua siciliana | scn-000 | ecologia |
| Scots leid | sco-000 | ecologie |
| Žemaitiu | sgs-000 | ekuoluogėjė |
| slovenčina | slk-000 | biológia prostredia |
| slovenčina | slk-000 | bionómia |
| slovenčina | slk-000 | ekologické vedy |
| slovenčina | slk-000 | ekológia |
| slovenčina | slk-000 | environmentalistika |
| slovenščina | slv-000 | bionomija |
| slovenščina | slv-000 | ekologija |
| slovenščina | slv-000 | okoljska znanost |
| davvisámegiella | sme-000 | ekologiija |
| سنڌي | snd-000 | سَهِجِياڀياس |
| español | spa-000 | biología ambiental |
| español | spa-000 | ciencia ambiental |
| español | spa-000 | ciencia ecológica |
| español | spa-000 | ecologia |
| español | spa-000 | ecología |
| español | spa-000 | educación ambiental |
| español | spa-000 | educación medioambiental |
| español | spa-000 | fitoecología |
| español | spa-000 | zooecologia |
| shqip | sqi-000 | ekologji |
| shqip | sqi-000 | ekologjia |
| sardu | srd-000 | ecologia |
| српски | srp-000 | екологија |
| srpski | srp-001 | ekologija |
| basa Sunda | sun-000 | ékologi |
| svenska | swe-000 | ekologi |
| svenska | swe-000 | miljöforskning |
| svenska | swe-000 | miljövetenskap |
| Kiswahili | swh-000 | ekolojia |
| தமிழ் | tam-000 | இயந்கை இயல் |
| தமிழ் | tam-000 | சூழலியல் |
| தமிழ் | tam-000 | சூழ்நிலையியல் |
| tatar tele | tat-000 | tabiği möhitne saqlaw |
| తెలుగు | tel-000 | ఆవరణశాస్త్రం |
| తెలుగు | tel-000 | జీవావరణశాస్త్రం |
| тоҷикӣ | tgk-000 | экология |
| Tagalog | tgl-000 | ekolohia |
| Tagalog | tgl-000 | ekolohiya |
| ภาษาไทย | tha-000 | การศึกษาความสัมพันธ์ระหว่างสิ่งมีชีวิตกับสิ่งแวดล้อม |
| ภาษาไทย | tha-000 | ความสัมพันธ์ระหว่างสิ่งมีชีวิตในระบบนิเวศน์ |
| ภาษาไทย | tha-000 | ชีวนิเวศ |
| ภาษาไทย | tha-000 | ชีววิทยาทางสิ่งแวดล้อม |
| ภาษาไทย | tha-000 | นิเวศวิทยา |
| ภาษาไทย | tha-000 | ระบบนิเวศ |
| ภาษาไทย | tha-000 | ระบบนิเวศน์ |
| ภาษาไทย | tha-000 | วิทยาศาสตร์ทางนิเวศ |
| ภาษาไทย | tha-000 | สภาพนิเวศวิทยา |
| phasa thai | tha-001 | rá-bòp-ní-wêt |
| türkmençe | tuk-000 | ekologiýa |
| Türkçe | tur-000 | ekologi |
| Türkçe | tur-000 | ekoloji |
| Türkçe | tur-000 | çevre bilim |
| Türkçe | tur-000 | çevre bilimi |
| Türkçe | tur-000 | çevrebilim |
| Talossan | tzl-000 | ecoloxhà |
| удмурт кыл | udm-000 | экология |
| ئۇيغۇرچە | uig-000 | ئېكولوگىيە |
| українська | ukr-000 | екологія |
| اردو | urd-000 | بيئيات |
| اردو | urd-000 | ماحولیات |
| tiếng Việt | vie-000 | sinh thái học |
| 𡨸儒 | vie-001 | 生態學 |
| Volapük | vol-000 | köolog |
| èdè Yorùbá | yor-000 | ẹ̀kọ́ nípa ọ̀gbọgbà ayé |
| 廣東話 | yue-000 | 生態 |
| Bahasa Malaysia | zsm-000 | ekologi |
| Bahasa Malaysia | zsm-000 | kaji alam hayat |
| Bahasa Malaysia | zsm-000 | ايکولوݢي |
| Bahasa Malaysia | zsm-000 | کاجي عالم حيات |