Coronavirus na iya zama albarka ga Mahalli

Coronavirus na iya zama albarka ga Mahalli
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Tituna babu komai a ciki, sararin samaniya sun yi tsit kuma a wurare da yawa, iska ta fi tsafta fiye da yadda take a shekaru. Matakan kullewa saboda COVID-19 a duk duniya ya zuwa yanzu yana da babban tasiri ga gurɓataccen iska.

A Amurka, NASA sun sami raguwar kashi 30% na gurbatar iska a gabar arewa maso gabas a watan Maris na 2020, idan aka kwatanta da matsakaita na Maris daga 2015 zuwa 2019.

nasa air quality nyc 01 | eTurboNews | eTN

Hoton Amurka tsakanin 2015 da 2019; hoto a hannun dama yana nuna matakan gurɓata a cikin Maris 2020. (GSFC / NASA)

n Turai, har ma an sami rahoton canje-canje masu ban mamaki. Ta hanyar amfani da cibiyar sadarwa ta tauraron dan adam ta Turai ta Copernicus na tauraron dan adam, masana kimiyya daga Cibiyar Nazarin Yankin Sama ta Netherlands (KNMI) sun gano cewa adadin nitrogen dioxide ya ragu da kashi 45% a Madrid, Milan da Rome, idan aka kwatanta da matsakaita na Maris-Afrilu na shekarar bara. A halin yanzu Paris ta ga digo na 54% a cikin matakan gurɓata a daidai wannan lokacin.

Yawan Nitrogen dioxide akan Turai ya ƙaru | eTurboNews | eTN

Amfani da bayanai daga tauraron dan adam na Copernicus Sentinel-5P, waɗannan hotunan suna nuna matsakaicin ƙimar nitrogen dioxide daga 13 ga Maris zuwa 13 ga Afrilu, 2020, idan aka kwatanta da ƙididdigar matsakaicin Maris zuwa Afrilu daga 2019. An sami raguwar kashi bisa biranen da aka zaɓa a cikin Turai kuma yana da rashin tabbas na kusan kashi 15% saboda bambancin yanayi tsakanin 2019 da 2020. (KNMI / ESA)

Yayinda babu shakka kwayar cutar ta coronavirus ta sami sakamako mai kyau nan da nan kan ingancin iska, wasu sun gaskata cewa a gaskiya binciken canjin yanayi ne zai sami fa'ida mafi girma daga cutar a cikin dogon lokaci.

A cewar Farfesa Ori Adam, masani kan binciken yanayi a jami'ar Ibrananci ta Cibiyar Kimiyya ta Duniya a Urushalima, kulle kulle a fadin duniya zai taimaka wa masana kimiyya wajen bayyana hakikanin tasirin dan Adam a duniya.

"Wannan wata dama ce ta musamman don amsa ɗaya daga cikin tambayoyin gaggawa wanda shine: Menene matsayinmu game da canjin yanayi?" Adam ya fadawa kafar watsa labarai. "Muna iya samun wasu mahimman amsoshi daga wannan kuma idan muka samu, zai iya zama babbar hanyar kawo canjin manufofin."

Adam ya kira tasirin COVID-19 da ya yadu a kan motsin dan adam da samar da masana'antu "wani gwaji ne na musamman da ba mu iya yi ba a cikin 'yan shekarun da suka gabata." Masu bincike za su iya auna madaidaiciyar alakar da ke tsakanin iska da iska da iska da iska ke fitarwa a kan 'yan watanni masu zuwa.

"A wani bangare, muna gurɓatawa ta hanyar sanya iskar gas a cikin sararin samaniya, amma kuma muna gurɓata yanayi tare da waɗannan ƙananan ƙwayoyin [aerosols] kuma hakika suna da sakamako mai daidaitawa," in ji shi. “Wasu mutane suna zaton cewa saboda wannan raguwar gurbatar yanayi, za mu dakatar da canjin yanayi amma ba a bayyane yake cewa haka za ta kasance ba. … Ba za mu iya cewa da gaske ko wannan (annoba) zai yi sanyi ko kuma ya haifar da yanayi mai kyau ba. ”

Aerosols shine ƙura da ƙwayoyin da sakamakon burbushin halittu da sauran ayyukan ɗan adam. An yi imanin za su rage adadin hasken rana da ke riskar saman duniya, don haka haifar da tasirin sanyaya. Abinda aka sani da dushewar duniya, lamarin shine yanki na bincike ga masana kimiyyar yanayi.

“Ba mu san menene tasirin tasirin iska ba,” in ji Adam. "Da zarar mun fahimci cewa za mu iya rage rashin tabbas a hasashen canjin yanayi sosai."

A cikin ilimin kimiyyar yanayi, in ji shi, akwai ja-in-ja tsakanin wasu hanyoyin gasa daban-daban - wadanda dukkansu ke da tasiri kan canjin yanayi baki daya. Amma saboda manyan tambayoyin da yawa ba a amsa ba, ikon masu bincike ya shafi masu tsara manufofi da 'yan siyasa ya sami mummunan tasiri.

"A bayyane yake cewa mutane suna taka muhimmiyar rawa [wajen canjin yanayi]," in ji Adam. “Matsalar ita ce ba za mu iya sanya lamba a ciki ba kuma sandar kuskuren tana da girma da gaske. Akwai wasu tasirin, alal misali, sauyin yanayi, [wanda shi ne matsakaicin yanayin zafin duniya da zai canza ko da kuwa ba mu fitar da wani abu zuwa sararin samaniya ba. ”

Duk da haka, Adam yayi imanin cewa yayin da masana kimiyya basu mallaki cikakkun bayanai don tantance ainihin rawar da mutane ke takawa a canjin yanayi ba, COVID-19 na iya canza wannan duka.

"Wataƙila kwayar cutar ta corona zata ba mu wata dama ta musamman da za ta taimaka mana wajen takura fahimtar yadda muke shafar yanayi," in ji shi, ya kara da cewa ya kuma yi imanin cewa cutar za ta ƙarfafa ƙasashe da yawa su juya baya daga mai kuma su hanzarta zuwa mai tsabta tushen makamashi kamar iska da hasken rana.

A zahiri, da alama cewa gurɓataccen gurɓataccen abu ne ke da alhakin aƙalla wasu mutuwar da aka danganta da coronavirus.

Wani binciken Harvard da aka fitar a farkon wannan watan ya nuna cewa mutanen da suka kamu da COVID-19 na iya mutuwa ta wannan kwayar idan suna zaune a yankunan da ke da matsalar gurbatar iska. Wanda Harvard TH Chan na Makarantar Kiwon Lafiyar Jama'a ya jagoranta, masu bincike sun binciko bayanai daga kananan hukumomi 3,080 a duk fadin Amurka kuma sun kwatanta matakan PM2.5 (ko wani abu wanda aka samu ta hanyar kona burbushin mai) tare da yawan mutuwar kwayar cutar kwayar a kowane wuri.

Binciken ya gano cewa wadanda suka kamu da kamuwa da cutar ta PM2.5 a tsawon lokaci sun kasance cikin kasada mafi girma ta kasada ta 15% na kamuwa da cutar ta rigakafin wadanda ke zaune a yankunan da ba su da irin wannan gurbatarwar.

"Mun gano cewa mutanen da ke zaune a cikin kananan hukumomi a Amurka wadanda suka dandana matakan gurbatar iska a cikin shekaru 15-20 da suka gabata suna da matukar yawan mutuwar COVID-19, bayan lissafin bambance-bambance a yawan yawan jama'a," Dr. Francesca Dominici , wani babban marubucin binciken, ya fadawa kafar watsa labarai ta Media Line a cikin sakon email. "Wannan karuwar na samar da kwaskwarima ne ga yanayin yadda ake gudanar da kananan hukumomi."

Dominici ya ce da zarar tattalin arzikin ya sake farawa matakan gurbatar iska zai hanzarta komawa zuwa matakan riga-kafi.

"Bayyanawa ga gurbatar iska yana shafar gabobi guda (huhu da zuciya) wadanda COVID-19 ke kaiwa hari," in ji ta, ta kara da cewa ba abin mamaki ba ne ga sakamakon.

Lagon Venetian Hamada | eTurboNews | eTN

Yunkurin Italiya na takaita yaduwar cutar coronavirus ya haifar da raguwar zirga-zirgar kwale-kwale a cikin shahararrun hanyoyin ruwa na Venice - kamar yadda ofishin Copernicus Sentinel-2 ya kama. Wadannan hotunan suna nuna daya daga cikin illar da aka kulle garin Venice, a arewacin Italiya. Babban hoto, wanda aka ɗauka a ranar 13 ga Afrilu, 2020, ya nuna rashin isassun zirga-zirgar jiragen ruwa idan aka kwatanta da hoton daga Afrilu 19, 2019. (ESA)

Sauran sun yarda cewa fa'idodin muhalli nan da nan na rage gurɓataccen iska da aka rubuta a sassa da yawa na duniya - yayin maraba - ba zai daɗe ba.

David Lehrer, babban darakta a Cibiyar Arava ta Nazarin Muhalli, ya ce "Da zarar abin ya faru, da sauri za ta koma yadda take." “Amma abin da muka nuna shi ne cewa tare da yanke hukunci, za mu iya yin tasiri ga iskar gas da ke sararin samaniya. An tilasta mana muyi ta wannan annoba amma akwai wasu hanyoyin da za a rage yawan burbushin halittu, wanda hakan baya haifar da rufe duk duniya. ”

Cibiyar Arava ta Nazarin Muhalli, wacce ke Kibbutz Ketura a kudancin Isra’ila kusa da kan iyakar Jordan, za ta gabatar da gajeren lacca ta yanar gizo kan tasirin muhalli na coronavirus wannan Laraba mai zuwa a matsayin wani bangare na bikin Ranar Duniya na duniya.

"Mun ga iska mai tsafta a wurare kamar Haifa inda akwai masana'antu da yawa, kuma a Tel Aviv," in ji Lehrer. “Mafi mahimman darussa daga duk wannan shine, na 1, batun kimiyya, kuma idan masana kimiyya suka gaya mana wani abu da ya kamata mu saurara. Abu na biyu, ya bayyana sarai cewa mu mutane muna da ikon tasirin halin. Still Har yanzu muna da lokacin da za mu yi wani abu idan har muka yanke hukunci kuma mafi mahimmanci idan har za mu yi aiki a matsayin dunkulalliyar duniya. ”

Lehrer ya jaddada cewa sauye-sauyen muhalli da aka gani a makonnin da suka gabata sun nuna cewa dan Adam gaba daya yana bukatar yin kasa da kasa, yin aiki daga gida a duk lokacin da zai yiwu kuma ya zama ba shi da sauki ga masu sayayya.

"Muna bukatar komawa ga al'ada, amma [ya kamata] ya zama sabon yanayi wanda zai fahimci bukatar kare kanmu daga cututtukan da ke faruwa a nan gaba kuma a lokaci guda kuma mu yi la’akari da matsakaiciyar barazanar sauyin yanayi,” ya kammala.

Ta MayaMargit, Layin Media

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