Coronavirus ikhoza kukhala dalitso kwa Zachilengedwe

Coronavirus ikhoza kukhala dalitso kwa Zachilengedwe
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Misewu ilibe kanthu, mlengalenga muli bata ndipo m'malo ambiri, mpweya ndiwukhondo kuposa kale. Njira zotsekera chifukwa cha COVID-19 kuzungulira padziko lonse lapansi zakhudza kwambiri kuipitsa mpweya.

Ku United States, NASA idalemba kutsika kwa 30% kwa kuwonongeka kwa mpweya m'mphepete mwa kumpoto chakum'mawa kwa Marichi 2020, poyerekeza ndi ma Marichi kuyambira 2015 mpaka 2019.

nasa air quality nyc 01 | eTurboNews | | eTN

Chithunzi cha US pakati pa 2015 ndi 2019; chithunzi kumanja chikuwonetsa kuchuluka kwa kuipitsa mu Marichi 2020. (GSFC / NASA)

n Europe, zasintha kwambiri. Pogwiritsa ntchito ma satellite a European Space Agency a Copernicus, asayansi ochokera ku Royal Netherlands Meteorological Institute (KNMI) adapeza kuti kuchuluka kwa nitrogen dioxide kunatsika ndi 45% ku Madrid, Milan ndi Roma, poyerekeza ndi zaka za Marichi-Epulo chaka chatha. Pakadali pano Paris idawona kutsika kwa 54% pamiyeso yoyipitsa munthawi yomweyo.

Nitrogen dioxide concentrations over Europe scaled | eTurboNews | | eTN

Pogwiritsa ntchito chidziwitso chochokera ku Kanema wa Copernicus Sentinel-5P, zithunzizi zikuwonetsa kuchuluka kwa nayitrogeni dioxide kuchokera pa Marichi 13 mpaka Epulo 13, 2020, poyerekeza ndi kuchuluka kwa Marichi-Epulo kuchokera ku 2019. Kuchepetsa kwachulukaku kumachokera m'mizinda yosankhidwa ku Europe kusatsimikizika kwa pafupifupi 15% chifukwa cha nyengo kusiyana pakati pa 2019 ndi 2020. (KNMI / ESA)

Ngakhale kuti coronavirus mosakayikira yakhala ndi zotsatira zabwino pakatikati pa mpweya, ena amakhulupirira kuti ndikuphunzira kusintha kwa nyengo komwe kudzapindule kwambiri ndi mliriwu pamapeto pake.

Malinga ndi Prof. Ori Adam, katswiri wofufuza zamanyengo ku Hebrew University of Jerusalem's Institute of Earth Science, kutsekera pansi padziko lonse lapansi kudzathandiza asayansi kuwulula kukula kwa umunthu padziko lapansi.

"Uwu ndi mwayi wapadera kwambiri woti tiyankhe limodzi mwa mafunso ofunikira kwambiri omwe ndi akuti: Kodi gawo lathu pakusintha kwanyengo ndi lotani?" Adam adauza The Media Line. "Titha kupeza mayankho ofunikira kuchokera pamenepo ndipo ngati titero, zitha kukhala chothandizira kusintha mfundo."

Adam adatcha kufalikira kwa COVID-19 pa kuyenda kwa anthu ndi kupanga mafakitale "kuyesera kwapadera komwe sitinathe kuchita pazaka makumi angapo zapitazi." Ochita kafukufuku athe kuyeza kulumikizana komwe kulipo pakati pa ma aerosol opangidwa ndi anthu ndi mpweya wa CO2 pa kutentha kwanyengo ndi kusintha kwa nyengo m'miyezi ingapo yotsatira.

"Kumbali imodzi, timaipitsa poyika mpweya wowonjezera kutentha m'mlengalenga, koma timaipitsanso mpweya ndi tinthu tating'onoting'ono tomwe timakhala ndi mpweya ndipo zimathandizanadi," adalongosola. "Anthu ena akuganiza kuti chifukwa cha kuchepa kwa chilengedwe, tiletsa kusintha kwa nyengo koma sizowonekeratu kuti izi zikhala choncho. … Sitinganene kuti [mliri ]wu uzizirako kapena kutentha kwa nyengo. ”

Aerosols ndi fumbi ndi tinthu tomwe timayambitsa mafuta ndi zinthu zina zomwe anthu amachita. Amakhulupirira kuti amachepetsa kutentha kwa dzuwa kufika padziko lapansi, potero kumapangitsa kuziziritsa. Zomwe zimadziwika kuti kuzimiririka padziko lonse lapansi, chodabwitsachi ndi gawo logwirira ntchito kwa asayansi azanyengo.

"Sitikudziwa kuti zotsatira za ma aerosol ndi zotani," Adam adatsimikiza. "Tikazindikira kuti tidzatha kuchepetsa kusatsimikizika kwa kulosera zakusintha kwanyengo kwambiri."

Mu sayansi ya nyengo, adati, pali kukangana pakati pa njira zingapo zopikisana - zomwe zonse zimakhudza kusintha kwanyengo kwathunthu. Koma chifukwa mafunso ambiri akulu sanayankhidwe, kuthekera kwa ochita kafukufuku kukhudza opanga mfundo ndi andale zakhudzidwa.

"Zikuwonekeratu kuti anthu amatenga gawo lalikulu [pakusintha kwanyengo]," adatero Adam. “Vuto ndiloti sitingathe kuyika nambala pamenepo ndipo cholakwikacho ndichachikulu kwenikweni. Palinso zisonkhezero zina, mwachitsanzo, kusiyanasiyana kwachilengedwe, [ndiko] kutentha kwapadziko lonse komwe kungasinthe ngakhale sititulutsa chilichonse mumlengalenga. ”

Komabe, Adam amakhulupirira kuti ngakhale asayansi alibe zambiri zokwanira zowunikira momwe anthu amagwirira ntchito pakusintha kwanyengo, COVID-19 itha kusintha zonsezi.

"Mwina coronavirus itipatsa [mwayi] wapadera wotithandizira kuti tisamvetsetse momwe timakhudzira nyengo," adatero, ndikuwonjezeranso kuti akukhulupiriranso kuti mliriwu ungalimbikitse mayiko ambiri kusiya mafuta ndikuyenda mwachangu kukatsuka magwero a mphamvu monga mphepo ndi mphamvu ya dzuwa.

M'malo mwake, zikuwoneka kuti kuipitsa komwe kumapangidwa ndi anthu ndi komwe kumayambitsa imfa zina zokhudzana ndi ma coronavirus.

Kafukufuku waku Harvard yemwe adatulutsidwa koyambirira kwa mwezi uno adawonetsa kuti anthu omwe ali ndi kachilombo ka COVID-19 amatha kufa ndi kachilomboka ngati amakhala m'malo omwe ali ndi mpweya wabwino. Yoyendetsedwa ndi Harvard TH Chan School of Public Health, ofufuza adasanthula deta kuchokera kumaboma 3,080 ku US ndikuyerekeza kuchuluka kwa PM2.5 (kapena zinthu zomwe zimapangidwa ndikuwotcha mafuta) ndi kuchuluka kwa anthu omwe amafa ndi coronavirus m'malo aliwonse.

Kafukufukuyu adawona kuti iwo omwe adakumana ndi PM2.5 kwanthawi yayitali ali pachiwopsezo chachikulu cha 15% chomwalira ndi kachilombo koyambitsa matendawa kuposa omwe amakhala kumadera opanda kuipitsidwa kotereku.

"Tidapeza kuti anthu okhala m'maboma ku United States omwe akumanapo ndi kuwonongeka kwa mpweya pazaka 15-20 zapitazi ali ndi chiwerewere chokwera kwambiri cha COVID-19, atatha kuwerengera zakusiyana kwa kuchuluka kwa anthu," Dr. Francesca Dominici , wolemba wamkulu pa kafukufukuyu, adauza The Media Line mu imelo. "Kuwonjezeka kumeneku kumapangitsa kusintha kwamitundu yamagawo."

A Dominici anena kuti chuma chikangoyambiranso kuwonongera mpweya zibwerera msanga ku miliri.

"Kuwonetsedwa ndi kuwonongeka kwa mpweya kumakhudza ziwalo zomwezo (mapapo ndi mtima) zomwe zimakhudzidwa ndi COVID-19," adalongosola, ndikuwonjezera kuti sanadabwe ndi zotsatirazi.

Deserted Venetian lagoon | eTurboNews | | eTN

Kuyesera kwa Italy kuletsa kufalikira kwa matenda a coronavirus kwadzetsa kuchepa kwa magalimoto mumabwato odziwika ku Venice - monga adagwidwa ndi mishoni ya Copernicus Sentinel-2. Zithunzi izi zikuwonetsa chimodzi mwazomwe zotsatira za mzinda watsekedwa wa Venice, kumpoto kwa Italy. Chithunzi chapamwamba, chomwe chinajambulidwa pa Epulo 13, 2020, chikuwonetsa kusowa kwamayendedwe amabwato poyerekeza ndi chithunzi kuyambira Epulo 19, 2019. (ESA)

Ena adavomereza kuti maubwino apazachilengedwe obwera chifukwa cha kutsika kwa mpweya kojambulidwa m'malo ambiri padziko lapansi - ngakhale ali olandilidwa - sangakhale kwakanthawi.

"Mwachangu momwe zidachitikira, zibwerera mwachangu momwe zidalili," a David Lehrer, director director ku Arava Institute for Environmental Study, adauza The Media Line. “Koma zomwe tawonetsa ndizoti ndikachitapo kanthu mwachangu, titha kukhudza mpweya wowonjezera kutentha womwe uli mumlengalenga. Takakamizidwa ndi mliriwu koma pali njira zina zochepetsera mafuta, zomwe sizikutanthauza kuti dziko lonse lapansi lizimitseke. ”

Arava Institute for Environmental Study, yomwe ili ku Kibbutz Ketura kumwera kwa Israel kufupi ndi malire a Jordan, ipereka nkhani yayifupi pa intaneti yokhudza zovuta zaku coronavirus Lachitatu likubwerali ngati gawo la zikondwerero zapadziko lonse lapansi lapansi.

"Tawona mpweya wabwino m'malo ngati Haifa komwe kuli mafakitale ambiri, komanso ku Tel Aviv," adatero Lehrer. “Maphunziro ofunikira kwambiri pazonsezi ndi akuti, nambala 1, sayansi ndiyofunika, ndipo akatswiri a sayansi akatiuza zinazake zomwe tiyenera kumvera. Chachiwiri, zikuwonekeratu kuti anthufe timatha kuthana ndi vutoli. … Tidakali ndi nthawi yochita kena kake ngati tichitapo kanthu mwachangu komanso chofunikira kwambiri ngati tingakhale ngati gulu lapadziko lonse lapansi. ”

Lehrer adatsimikiza kuti zosintha zachilengedwe zomwe zakhala zikuchitika m'masabata apitawa zikuwonetsa kuti anthu onse akuyenera kuyenda pang'ono, kugwira ntchito kuchokera kunyumba ngati kuli kotheka ndikukhala osakonda ogula.

"Tiyenera kubwerera kuzizolowezi, koma [zikuyenera kukhala zachilendo zomwe zimazindikira kufunikira kodziteteza ku miliri yamtsogolo komanso nthawi yomweyo imalingalira zoopsa zapakatikati pakusintha kwanyengo," adamaliza.

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