Musangano weClimate Summit kuKotwice, Poland, yakaguma nezvakanaka, nenyika 195 dziripo dzichizvipira kupa mari yekushandisa mukutsvaga kuderedza kusvibiswa kwecarbon dioxide uye kuchengetedza kupisa kwepasi kusvika ku1.5 degrees C. (2.7 degrees F.). Tichifunga kuti nyika zhinji dziri kugadzira CO2 yakawanda, chinangwa ichocho chingave chisingashande. Chinhu chinotevera chakanakisisa chingave chokumisa kudziyisa pa2 madhigirii C. (3.6 madhigirii F.)
Zviri pachena kuti chimwe chezvakabudirira zvemusangano uyu chaiva zvibvumirano pamusoro pemipiro nenyika dzakapfuma dzakaita seGermany kumari inozobatsira kupfavisa nyika dzine hurombo dzemaodzanyemba pasi rose mukubvisa marasha akachipa uye kuisa mari muzvivakwa zvezuva nemhepo. (Vachachengetedza mari nekufamba kwenguva nekuita izvi, asi vangave vasina mari yekumberi yekudyara yakarara).
Zvibvumirano zvakasvikwa hazvina kukwana zvachose uye hazviratidzi kukurumidza kwedambudziko remamiriro ekunze atiri. Asi zvinogona kuve nemhedzisiro yakanaka yepfungwa, mukuchengeta zvinangwa zveParis zviri zvipenyu uye kukurudzira hurumende kukurudzira makambani nevatengi kutora matanho.
Kana nyika dzepasi dzikasaita chinhu kuderedza kugadzirwa kwecarbon dioxide, sezvingabvira nyika ichapisa ne3 madhigirii C. zana rino ramakore, kana kuti avhareji ye5 madhigirii F. Aya avhareji anotsausa, nenzira iyoyi. Vesainzi vari kutaura nezveavhareji yetembiricha yepasi, kusanganisira nyanza uye mazaya echando ari pamatanda, ayo pari zvino anenge 60 madhigirii F. Iyoyo yatova inenge dhigirii nehafu F. yakakwirira kupfuura avhareji yezana remakore rechi20. . Kana ikaenda ku65 madhigirii F. mumakore makumi masere anotevera, iro rinogona kutotova dambudziko guru kune budiriro. Chenjere, tembiricha haingokwire 80 degrees F. muPhoenix, AZ - inogona kunge yakaita 5 kana 10 degrees ipapo. Havana gungwa riri pedyo (makungwa anotonhora) uye ari pasi-pasi. Ko Phoenix ichiri kugarika pane tembiricha idzodzo? Zvichida vanozowanzovhara nhandare yendege, nekuti mweya unopisa haupi mhando yekusimudza mapapiro endege inoda kuenda kumhepo.
Pandakanga ndichigara muEgypt mukutanga kwechirimo kamwe chete, ndakaverenga mupepanhau kuti rimwe zuva yakakwira kusvika ku48 degrees C. (118.4 degrees F) muUpper Egypt, uye kuti somugumisiro rubha rwakanyunguduka rwewaya dzemagetsi. . Iyoyo injodzi huru. Mune dzimwe nzvimbo dzeUS, isu tichafanirwa kujaira iyo 118 madhigirii F mumumvuri. Ishe akanaka anoziva zvichaitika kuvanhu vari Upper Egypt kana vakaenda ku130 degrees F. muzhizha.
The 2018 National Climate Assessment nenhambo dzehurumende dzeUS dzakayambira nezvemhedzisiro yakaipa kwazvo kana tikasamira kupisa oiri, gasi nemarasha. The IPCC inoshuma kudonha uku vakagumisa kuti taifanira kupinda mukuita kwakakura panosvika 2030 kuti tibvise kabhoni 50% kana tichida kuchengetedza kupisa kwepasi rose kusvika ku1.5 madhigirii/ C. 2.6 madhigirii F. panguva isati yatanga maindasitiri. Mhedziso iyoyo, inopikiswa, inotyisa nekuti hapana cherudzi urwu chingangoitika.
Uye zvino zvinoratidzika kuti kunonoka kwechangobva kuitika mukuwedzera kwekugadzirwa kwe CO2 kwapera uye kuti nyika ichaisa yakawanda yakawanda yeiyi gasi rinopisa rinopisa mumhepo muna 2018. (Kunyange iyo hiatus yakanga isina kunaka, kubvira zvaingoreva kuti kugadzirwa kwanga kusiri kuwedzera pagore- asi zvinhu izvi zviri kuwanda, saka kungoisa kunze chete mari, toti 33 bhiriyoni metric toni, pagore yatova njodzi).
Mutengo wesimba rezuva nemhepo uri kudzikira, zvekuti mamwe masimba emusika haasi kushanda kuvafarira pamusoro pemafuta efosi. Munzvimbo dzakawanda zvingave zvakachipa chaizvo kuvaka dhizaini rezuva kana purazi remhepo nekurimhanyisa pane kuita ramba uchishanda gwenya remarasha. Zvichireva kuti, zvingave zvakachipa kunyangwe nemutengo wekuvaka iyo nyowani yekuisa. Muchiratidzo chakanakisa, Shell iri kuenda kuhafu pane imwe offshore wind venture kubva kumahombekombe Massachusetts. Vagadziri veShell vanoziva kuti mumakore gumi anotevera huwandu hwemotokari dzemagetsi huchaita howa, zvichiisa mubvunzo nezveramangwana repetroleum sechinhu chemafuta.
Asi pro-green hurumende mutemo wakakosha kutema CO2 emissions nenzira yatinoda kuvatema kana tichida kudzivirira zvakanyanya mhedzisiro yekupisa kwepasirese. Saizvozvo, hurumende dzakaita sedzeRussia, Saudi Arabia neUS dzinogona kusimudza zvinhu kunyangwe kufarira kwemusika. MuUS, mamwe maparamende enyika anoranga kuisirwa solar panel nekubhadharisa mutero wakawedzerwa pamapanera, pachinzvimbo chemakambani emarasha negasi. ( 100 makambani emafuta emafuta kugadzira 73 muzana yezvese zvepasi rose kugadzirwa kweCO2).
IUS ichangobva kuona mafashama makuru muHouston, kudzikama kwePuerto Rico, uye moto wemusango wakakura muCalifornia wakatomanikidza nyeredzi kutiza Malibu. Yako maawa makumi maviri nemana tambo yenhau chirongwa hachikuyeuchidze nezveaya makuru emamiriro ekunze ekunze kana kuti kuwanda kwawo uye kusimba kuri kusimbiswa sei nemagasi anobata-bata kupisa seCO24 ari kuiswa nevanhu mumhepo nekupisa mafuta, gasi nemarasha. . Dambudziko remamiriro ekunze harisi mune ramangwana- rasvika uye tiri kurarama mariri. COP2 ichatongwa kubudirira kana kutadza zvichienderana nekuita kwayo mukubatsira vanhu kubvisa mafuta ezvicherwa. Ndine urombo, Russia neSaudi naTrump, iwe uri wekare (uye benzi), kwete ramangwana.
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