Methane

Methane (US: /ˈmɛθeɪn/, UK: /ˈmiːθeɪn/ shine kemikal kompound tare da wani kemikal formula (daya carbon atom bonded zuwa ga hudu hydrogen atoms). Yana da group-14 hydride, mafi sauki alkane, kuma babban abun ciki na natural gas. Dangantakar yawan methane akan Duniya ya sa ya zama mai kyan tattalin arziki man fetur, kodayake kamawa da adana shi yana haifar da kalubale na fasaha saboda gas eous yanayi a ƙ Karkashin al'ada yanayi. don zafin jiki da matsa lamba.

Methane da ke faruwa a zahiri ana samun su a kasa da kasa da karkashin palin teku kuma ana samun su ta hanyar tsarin ilimin kasa da na halitta. Mafi girma takwalwa na methane yana karkashin belin teku a cikin sigar methane clathrate s. Lokacin da methane ya isa saman da kuma atmosphere ana kiransa da atmospheric methane.^[1] Matsalolin methane na duniya ya karu da kusan kashi dari da sittin 160 tun daga shekara ta dubu daya da dari bakwai da hamsin 1750, tare da kaso mai tsoka daga ayyukan dan adam.^[2] Ya kai kashi 20% na jimlar radiative force daga duk tsawon rayuwa da kuma na duniya baki daya. hade greenhouse gas es, bisa ga rahoton 2021 Intergovernmental Panel on Climate Change.^[3] karfi, mai sauri kuma mai dorewa ragewa a cikin iskar methane zai iya iyakance dumamar yanayi na kusa da inganta ingancin iska ta hanyar rage sararin samaniyar ozone.^[4]An kuma gano methane a sauran duniyoyi, ciki har da [Mars], wanda ke da tasiri ga binciken astrobiology.^[5]

Babban halayen sinadarai na methane su ne konewa, mai gyara tururi zuwa syngas, da halogenation. Gabadaya, halayen methane suna da wahalar sarrafawa.

Ana amfani da Methane azaman fuel don tanda, gidaje, injinan ruwa, kilns, motoci,^[6]<ref name="Cornell-2008">{{cite news|quote=Tsarin iskar gas ana daukarsa a matsayin 'mafi tsafta. Tona ma'adadin man fetur da ake samu, tunda saukin kwayar methane yana rage fitar da hayakin wutsiya na gurbata daban-daban da kashi talatin da biyar 35 zuwa kashi cassa'in da bakwai 97%. Ba kamar yadda yake da ban mamaki ba shine raguwar gurbataccen iskar gas, wanda kusan daidai yake da ethanol na masara a kusan kashi ashirin 20% akan mai.