Illolin canjin yanayi na iya canzawa matsakaita yanayin duniya. Ana iya hango sakamako da kuma tasirin tasirin canjin yanayin da ba na al'ada ba har zuwa wani lokaci.
San yanayin zafin da zai kasance a shekarar 2017 yana iya zama muhimmiyar mahimmanci ga ayyuka na gaba akan yanayin duniya. Shin za mu iya sanin irin yanayin zafi da ke jiranmu a wannan shekara?
Bayanin yanayin zafi
Ba a kammala bayanan zafin jiki na shekarar 2016 ba. Koyaya, ana iya lura da abubuwanda zasu iya hango yadda shekarar mu zata kasance. Yayin da muke nazarin yanayin yanayin zafin jiki na shekarar 2016, zamu iya tabbatarwa, wanda zai zama shekara mafi zafi tun lokacin da mutane suka sami yanayin zafi. Har zuwa kwanan nan, shekara ta 2014 ana ɗaukarta shekara mafi zafi a tarihi. Shekarar 2015 ta kasance ta ɗan daidaita, amma daga abin da ake iya gani a ma'aunin zafin shekarar 2016, zai zama shekara mafi zafi da aka sani zuwa yau.
An fara aiwatar da ma'aunin zafin jiki na duniya tare da daidaitaccen dangantaka 135 shekaru da suka wuce kuma babu wanda zaiyi tsammanin yanayin yanayin yanayin duniya zai bi hanya madaidaiciya zuwa ƙaruwa ba hawa da sauka ba kamar yadda ya saba koyaushe.
Dubunnan masana kimiyya a duniya suna nazarin bayanan da aka tara kuma suna amfani da misalai daban-daban don samun damar yi kintace game da canjin yanayi da yanayin yanayin yanayi ban da sauran alamomin canjin yanayi.
A yanzu, gwargwadon bayanan da ke akwai, ana iya tsammanin cewa shekarar 2017 za ta kasance wata shekara mai ɗumi sosai a duk duniya, kodayake ba mai yiwuwa bane Mayu ya sake zama shekarar da ta cimma nasarar matsayin duniya a mafi girman yanayin zafi saboda ƙarin tasirin da abin ya faru na El Niño tunda ana tsammanin sakamako kan rage fitar hayaki mai gurbata yanayi daga kasashen da suka amince da yarjejeniyar ta Paris.
Source: Aemet
Ana tsammanin matsakaicin yanayin duniya na shekara ta 2017 yana tsakanin 0,63 ° C da 0,87 ° C sama da matsakaita don lokacin yanayi (1961-1990), tare da tsakiyar kimanin 0,75 ° C, masana kimiyya sun ce.
Inara yawan matsakaicin yanayin duniya ya hanzarta tun daga farkon ƙarni na XNUMX kuma abin godiya ne ga kwamfutocin Ƙare Ofishin Da wanne ne zaka iya yin hasashe mai inganci da tabbaci kuma tare da mafi daidaito.
Hakanan shekara ta 2017 ana tsammanin zata kasance mai zafi sosai kamar a cikin yan shekarun nan, amma saboda rashin tasirin tasirin yanayin yanayin El Niño, ana sa ran ƙara ƙarancin bayyana. A lokutan baya, hasashen da kwamfutocin Met Office suka kirkira suna kusa da ainihin yanayin zafin da ya faru a shekarar. Hasashen Ofishin Met kimanta tashin zafin jiki tsakanin 0,72 ° C da 0,96 ° C da kuma tsakiyar kimmiyya na 0,84 ° C (dangane da matsakaicin 961-1990). Idan babu bayanai daga Disambar da ta gabata, an kiyasta cewa matsakaicin yanayin duniya ya karu da 0,86 ° C a shekarar da ta gabata, ma’ana, kawai 0,02 ° C ya bambanta da kimar tsakiyar Met Office).
Dalilan da yasa zafin duniya ya tashi
Yanayin duniya yana tashi da sauri kuma dole ne a rage shi ta wata hanya. Amma mun san dalilin da ya sa yanayin zafi ke ƙaruwa?
To, daya daga cikin dalilan da yasa 2016 ya kasance mafi dumi a tarihi shineIllar sabon abu na El Niño wanda ya ba da gudummawa ga ƙaruwar yanayin zafi da kimanin 0,2 ° C.
Ragowar dumamar yanayi ya kamata karuwar yawan iskar gas a cikin yanayi, sanadiyar hayaki daga masana'antu da sufuri. Kodayake lamarin na El Niño ba zai yi tasiri ba kuma zai yi tasiri a yanayin duniya a shekarar 2017, wannan shekarar ma za ta kasance ɗaya daga cikin mafiya zafi a cikin tarihin Duniya na kwanan nan.
A wannan zangon farko na shekarar 2017, Aemet ya nuna ta hanya daya cewa “akwai yuwuwar mafi girma cewa zafin jiki ya kai ƙima fiye da yadda yake a duk Spain ”. Game da ruwan sama da dusar ƙanƙara, Aemet ya nuna cewa “akwai yiwuwar cewa ruwan sama ya fi yadda yake a gabashin gabashin yankin tsibirin Iberian da tsibirin Balearic; a cikin sauran Sifen babu manyan bambance-bambance dangane da matsakaicin yanayi na 1981-2000 ”.