Meetane
{{WD Kishtey Fys Co-vunstoo
|jallooagyn_GHS= [[Coadan:GHS-pictogram-flamme.svg|45px|Aileagh]]
|formley_kemmigagh = CH<sub>4</sub>
}}
Ta '''meetane''', ny '''mettane''' keayrtyn, çheet er y [[co-vunstoo|cho-vunstoo]] lesh y [[formley kemmigagh]] CH<sub>4</sub> (un vreneen jeh'n [[carboan|charboan]] ta kianglt rish kiare breneenyn jeh'n [[hiddragien]]). She [[hiddreed phossan 14|hiddreed jeh possan 14]] t'eh, yn [[alkane]] s'oney, as y co-olt smoo jeh'n [[gas najooragh|ghas najooragh]]. Kyndagh rish palçhys y veetane er y Dowan, t'eh coontit myr [[conney]] feer hayrnyssagh. Ansherbee, ta taartyn as stoyral y veetane çheet lesh doolaneyn çhaghnoil kyndagh rish e stayd [[gas]]sagh fo [[tempreilys as broo cadjin]].

Ta'n meetane najooragh ry-gheddyn fo'n thalloo as fo [[thoyn ny marrey]] as t'eh jeant liorish obbraghyn creg-oaylleeagh as bea-oaylleeagh. Ta'n stoyr meetane smoo ry-gheddyn fo thoyn ny marrey 'sy chummey [[clatraid veetane]]. Tra ta meetane roshtyn yn eaghtyr as yn [[aeraght ny Cruinney|aeraght]], t'eh enmyssit [[meetane aeraghtagh]].<ref name="Khalil-1999">{{Cite journal|last1=Khalil|first1=M. A. K.|year=1999|title=Non-Co2 Greenhouse Gases in the Atmosphere|journal=[[Annual Review of Energy and the Environment]]|volume=24|pages=645–661|doi=10.1146/annurev.energy.24.1.645|doi-access=}}</ref>

Ta co-ghlooaghey meetane aeraghtagh y Dowan er [[cur magh meetane|ny vishaghey]] er mysh 160& veih'n vlein 1750, as she lesh jannooyn deiney yn freggyrtys jeh'n chooid smoo jeh'n vishaghey shen.<ref name="UNEP_2022">{{cite web |url=https://wedocs.unep.org/bitstream/handle/20.500.11822/41108/methane_2030_SPM.pdf |title=Global Methane Assessment |date=2022 |location=Nairobi |pages=12 |accessdate=15 Mayrnt 2023 |work=United Nations Environment Programme and Climate and Clean Air Coalition}}</ref> T'eh jannoo seose 20% jeh [[eginaghey emshyraght]] voish dagh fer jeh ny [[gas ribbey çhiass|gassyn ribbey çhiass]] foddey beayn as down-vestit, rere tuarastyl [[Panel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght|Phanel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght]].<ref name="Technical summary2">{{cite web|title=Climate Change 2021. The Physical Science Basis. Summary for Policymakers. Working Group I contribution to the WGI Sixth Assessment Report of the Intergovernmental Panel on Climate Change|url=https://www.ipcc.ch/assessment-report/ar6/|url-status=dead|archiveurl=https://web.archive.org/web/20210822165901/https://www.ipcc.ch/assessment-report/ar6/|archivedate=22 Luanistyn 2021|website=IPCC|publisher=Panel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght|accessdate=22 Luanistyn 2021}}</ref> Foddee injillaghyn lajer, tappee as beayn ayns cur magh y veetane cur caghliagh er y çhiow giare-hiarrymagh as cur rish shareaghey foays yn aer rere leodaghey yn osoan eaghtyragh dowanagh.<ref>[https://www.ipcc.ch/report/ar6/syr/downloads/report/IPCC_AR6_SYR_SPM.pdf IPCC, 2023: Summary for Policymakers]. Ayns: Climate Change 2023: Synthesis Report. A Report of the Intergovernmental Panel on Climate Change. Contribution of Working Groups I, II and III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change [Fwirran Screeuee, H. Lee as J. Romero (lgn.)]. IPCC, Geneva, yn Elveeish, duillag 26, rheynn C.2.3</ref>

Ta meetane er ny ve feddynit magh er planaidyn elley, goaill stiagh [[Mart (planaid)|Mart]].<ref name="Etiope-2013">{{Cite journal|last1=Etiope|first1=Giuseppe|last2=Lollar|first2=Barbara Sherwood|date=2013|title=Abiotic Methane on Earth|journal=Reviews of Geophysics|volume=51|issue=2|pages=276–299|doi=10.1002/rog.20011|bibcode=2013RvGeo..51..276E| s2cid=56457317 }}</ref>
[[Coadan:Methane.Structural_formula.V1.svg|thumb|left|150px|Meetane]]

==Imraaghyn==
{{rolleyimraaghyn}}
{{Gurneil eaghtyrys}}
{{bun}}

[[Ronney:Meetane| ]]
[[Ronney:Gailley neuaeroabagh]]
[[Ronney:Gas conney]]
[[Ronney:Conney]]
[[Ronney:Co-vreneenyn cowree gassagh]]
[[Ronney:Gassyn ribbey çhiass]]
[[Ronney:Gassyn çhynskylagh]]
Ta meetane, ny mettane keayrtyn, çheet er y cho-vunstoo lesh y formley kemmigagh CH4 (un vreneen jeh'n charboan ta kianglt rish kiare breneenyn jeh'n hiddragien). She hiddreed jeh possan 14 t'eh, yn alkane s'oney, as y co-olt smoo jeh'n ghas najooragh. Kyndagh rish palçhys y veetane er y Dowan, t'eh coontit myr conney feer hayrnyssagh. Ansherbee, ta taartyn as stoyral y veetane çheet lesh doolaneyn çhaghnoil kyndagh rish e stayd gassagh fo tempreilys as broo cadjin.

Ta'n meetane najooragh ry-gheddyn fo'n thalloo as fo thoyn ny marrey as t'eh jeant liorish obbraghyn creg-oaylleeagh as bea-oaylleeagh. Ta'n stoyr meetane smoo ry-gheddyn fo thoyn ny marrey 'sy chummey clatraid veetane. Tra ta meetane roshtyn yn eaghtyr as yn aeraght, t'eh enmyssit meetane aeraghtagh.

Ta co-ghlooaghey meetane aeraghtagh y Dowan er ny vishaghey er mysh 160& veih'n vlein 1750, as she lesh jannooyn deiney yn freggyrtys jeh'n chooid smoo jeh'n vishaghey shen. T'eh jannoo seose 20% jeh eginaghey emshyraght voish dagh fer jeh ny gassyn ribbey çhiass foddey beayn as down-vestit, rere tuarastyl Phanel Eddyr-reiltyssagh bentyn da Caghlaa Emshyraght. Foddee injillaghyn lajer, tappee as beayn ayns cur magh y veetane cur caghliagh er y çhiow giare-hiarrymagh as cur rish shareaghey foays yn aer rere leodaghey yn osoan eaghtyragh dowanagh.IPCC, 2023: Summary for Policymakers. Ayns: Climate Change 2023: Synthesis Report. A Report of the Intergovernmental Panel on Climate Change. Contribution of Working Groups I, II and III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change [Fwirran Screeuee, H. Lee as J. Romero (lgn.)]. IPCC, Geneva, yn Elveeish, duillag 26, rheynn C.2.3

Ta meetane er ny ve feddynit magh er planaidyn elley, goaill stiagh Mart.
thumb|left|150px|Meetane

Imraaghyn

 
Ronney:Gailley neuaeroabagh
Ronney:Gas conney
Ronney:Conney
Ronney:Co-vreneenyn cowree gassagh
Ronney:Gassyn ribbey çhiass
Ronney:Gassyn çhynskylagh