Matakin da Shugaba Obama ya dauka na sakin Hukumar Kare Muhalli kan hayakin Carbon Dioxide na Amurka sauyin teku ne a manufofin muhalli kuma abin maraba ne ga duk wanda ya damu da duniyar. Amma ainihin mahimmancinta ba ya cikin maƙasudin rage carbon dioxide da Obama ya saita. Waɗannan su ne hanya kuma suna da girman kai. Muhimmancinsa shi ne, Obama na tabbatar da ‘yancin gwamnatin tarayya na daidaita tsarin CO2, wanda zai zo da amfani a lokacin da jama’ar Amurka suka yi da gaske wajen yakar dumamar yanayi.

Abin baƙin ciki, Obama ya ba da gudummawa ga masana'antun mai kuma an gudanar da saita ingantacciyar manufa ta rage kashi 7% na hayakin carbon na shekara nan da 2030, idan aka kwatanta da matakan 1990.

Amma ba haka ya ce ba. Yana mai cewa an samu raguwar kashi 30 cikin 2006 daga matakan 2006. Amma matakan 1990 sun kasance masu girma sosai. Ainihin, a cikin 5 Amurka ta yi alkawarin rage hayaki daga metric ton biliyan 6 a shekara, amma a maimakon haka ta haɓaka har zuwa metric ton biliyan 2006 a shekara na hayaƙin carbon dioxide nan da XNUMX.

Sai kuma faduwar tattalin arziki a shekarar 2008, wanda ya jefa Amurkawa talakawa cikin koma bayan tattalin arziki da ba su samu ba, ko da ma'aikatan banki da suka haddasa rikicin. Sun rasa ayyukansu kuma mafi yawansu har yanzu ba su dawo da su ba. Garuruwa suka koma, ba su iya biyan kuɗaɗen waje ko tafiya. Suka tsaya tuki. Sun rage amfani da man fetur daga ganga miliyan 21 a rana zuwa miliyan 19.5 b/d kuma ba su koma bututun mai tare da abin da ake kira farfadowa ba.

Don haka a fili, hayaƙin carbon na Amurka ya faɗi. A lokaci guda kuma, tsofaffin tsire-tsire na kwal suna ƙara rashin tattalin arziki kuma ana maye gurbinsu da iskar gas ko kuma gurɓataccen iskar gas. Ko ta yaya, hayakin yana raguwa, ko da yake a yanayin iska yana zuwa kusan sifili a kan lokaci, yayin da iskar gas ya kai rabin ƙazanta kamar yadda kwal yake ɗauka cewa ba ya sakin methane mai yawa a cikin iska. Methane shine iskar gas mai ƙarfi mai ƙarfi, yana kama zafin rana akan ƙasa maimakon barin shi ya sake haskakawa cikin sarari. Wasu bincike sun nuna cewa karyewar iskar iskar gas tana fitar da methane fiye da yadda aka yi kiyasin. Don haka ainihin tasirin raguwar hayaƙin CO2 na shekara ta 1 bn. tons na iya a zahiri ba zai yi ban sha'awa sosai da zarar an ƙididdige methane ba.

Tsakanin raguwar ayyukan tattalin arziki, haɓakar iskar makamashi mai ƙarfi a Iowa, Texas da sauran wurare, da kuma juyin juya hali, hayakin C02 na Amurka ya koma tan metric ton 5.2 a shekara, kusa da matakan 1990. Wato, tsakanin 2005 da 2012 EPA ta tabbatar da cewa an sami faɗuwar kashi 16 cikin ɗari a hayakin CO2 na Amurka. Don haka sanarwar da Obama ya bayar a yau ta yi karin kashi 14 cikin 16 a cikin shekaru 4.2. A bayyane yake yana son sauka zuwa metric ton biliyan 02 na C2030 a shekara ta XNUMX.

Shekara guda. Kowace shekara. Domin nan gaba.

A wasu lokuta Amurkawa suna jayayya cewa ba ya amfanar da mu rage fitar da hayaki saboda, Indiya. Amma Indiya, ƙasa mai mutane biliyan 1.3 da ke saurin haɓaka masana'antu kawai tana fitar da metric ton biliyan 2 na CO2 a shekara. Shirin Obama baya kai mu ko'ina kusa da kyawawan dabi'un Indiya.

Ban burge ni da yanke ton biliyan CO2 na kowace shekara ba. Har yanzu muna samar da metrik ton biliyan 5 na carbon dioxide a shekara! Ton biliyan 50 kenan kowace shekara goma! Wannan zai dafa ƙasa. Yana buƙatar zama sifili kuma tout de suite - shekarar burin ba 2050 ba, 2025 ce.

Ka yi tunanin mai kisan gilla wanda ke goge mutane 5 a shekara. Ya sha alwashin yankewa, amma ba zai iya taimakon kansa ba ya fara kashe 6 a shekara. Ya ji rauni a idon sawun, ko da yake, kuma ba zai iya zama kamar yadda aiki, sa'an nan ya yi da kawai 5. Sannan ya yi alkawarin cewa a cikin kawai 16 shekaru zai sake yanke baya, zuwa kawai 4 kisan kai a shekara.

Idan kai dan sanda ne, ko kuma mutum ne kawai, kana son ya yanke hukuncin kisa a shekara. Yanzu. A cikin shekaru 16, a wannan ƙimar zai share ƙarin mutane 80 (a cikin wannan misalin, yana nufin metric ton 80 na CO2). Kamun kai na mai kisan kai ba ya burge ka wajen yanke baya kadan.

Na daina ko da kokarin fahimtar gwamnatin Amurka. Ba ni da masaniyar abin da ke motsa mutum mai haske kamar Barack Obama don ba da rabin matakan a cikin rikicin duniya. Ya yi ƙoƙari ya inganta masana'antar mai da "dukkan abubuwan da ke sama." Shin wannan hanya ce ta tafiya cikin sauri don gamsar da masu muhalli a cikin Jam'iyyar Demokuradiyya da kuma ba su kuzari don kada kuri'a a watan Nuwamba, amma ba a yi saurin fushi da Big Carbon ba har ta kai ga bayar da gudummawa ga 'yan takarar Demokradiyya sun fadi?

Duk da haka, ba kome. Duniya na iya zuwa haɓakar zazzabi 9 ko 10 F. Zai zama wurare masu zafi a ko'ina kuma ba za a sami kankara na teku ba. Fiye da shekaru dubu kaɗan, kusan kashi ɗaya bisa uku na yawan ƙasar duniya za su shiga ƙarƙashin ruwa. A cikin wannan karni za mu rasa yankin Delta na Masar da yawancin Bangladesh. Ko da yake wannan canjin zai iya tsira, amma kuma yana iya yiwuwa yanayin ya rikice saboda tsananin zafi. A wannan yanayin, tsarin guguwa [watau guguwa] na iya zama tashin hankali, dadewa kuma akai-akai don sanya rayuwar ɗan adam wahala. Waɗannan ba kawai tsinkayar kwamfuta ba ce ta tsohuwar Club of Rome. Duniya ta sami wannan CO2 da yawa a cikin yanayi a baya, saboda ayyukan volcanic, kuma masana ilimin ƙasa sun yi nazarin sakamakon. Tare da tsinkayar da aka bincika game da abubuwan da suka faru na zahiri na duniyar da suka gabata, za mu iya amincewa da ƙarshe.

Don haka, ta kowane hali. Rufe kaɗan daga cikin tsire-tsire na kwal na Amurka 600 don gurbatar CO2. Tura mutane su daina kona kwal. Sake horar da masu hakar gawayi su yi abin da ba zai halaka duniya ba. Amma wannan matakin aiki ba shi da mahimmanci ga matsalar.

Babban fata guda daya don gyarawa shine makamashin hasken rana ya fadi cikin farashi kuma yana tashi cikin sauri da sauri ta yadda kowa zai fara amfani da su saboda zai zama wauta ta tattalin arziki rashin. Bayyanar hasken rana yana yiwuwa kuma mai yiwuwa ya dogara da gwamnati da kasuwanci don samar da kudade mai araha ga masu gida da kasuwanci fiye da ƙarin sabbin fasahohi.

Wato, dokokin EPA bazai zama babbar gudunmawar Obama ga makamashin kore ba. Watakila kudin da ya kashe ne kan bincike da bunkasa makamashin hasken rana.


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Bada Tallafi
Bada Tallafi

Juan RI Cole shi ne Richard P. Mitchell Collegiate Farfesa na Tarihi a Jami'ar Michigan. Tsawon shekaru uku da rabi ya yi ta kokarin sanya alakar kasashen yammaci da na kasashen musulmi a cikin tarihi, ya kuma yi rubuce-rubuce da yawa game da Masar, Iran, Iraki, da Kudancin Asiya. Littattafansa sun hada da Muhammadu: Annabin Aminci A tsakiyar rikicin dauloli; Sabbin Larabawa: Yadda Zamanin Shekara Dubu ke Canza Gabas Ta Tsakiya; Shagaltar da Al'ummar Musulmi; da Napoleon ta Masar: mamaye Gabas ta Tsakiya.

1 Comment

  1. Wani labarin CO2 - kamar rage CO2 ba makawa zai haifar da sarrafawa [zuwa digiri] na sauyin yanayi. Me yasa wannan damuwa tare da rage CO2 . Turin ruwa shine babban iskar gas -
    “Ruwa? Ruwa?! Ruwa! Ee, bisa ga IPCC, asusun tururi na kashi 36-70 na tasirin greenhouse. Hazo, hazo da gajimare duk tururin ruwa ne, kuma tururi shine babban abin da ke haifar da konewar kasusuwa. Mafi muni, zafi yana haifar da madaidaicin ra'ayi mai kyau yayin da yanayin zafi ya haifar da ƙarin tururin ruwa, wanda ke haifar da yanayin zafi, da sauransu da sauransu. Yanzu lokacin da wani ya tambaye ku game da sawun carbon ɗin ku, zaku iya tambayar su game da sawun tururi, ku ga ko wannan hippie mai ƙamshi ya san babban dalilin da ke haifar da tasirin greenhouse.
    http://www.popsci.com/environment/gallery/2009-03/top-ten-greenhouse-gases/?image=9&dom=PSC&loc=recent&lnk=1&con=previous .
    Also Methane is high on the list – but govts cant tax cattle for breaking wind – so its the ” CO2 Industry /Religion .
    Anyway let us suppose CO levels are reduced . CO2 plays a vital part in Photosynthesis[ food manufacture by green plants – on which most of life on Earth is based ]- and if CO2 levels are reduced Photosynthesis levels are reduced – so food production is reduced – and this in an overpopulated planet .
    There is experimental work to back this up carried out in Holland by Naaldwijk research station on Glasshouse crops .- but the results can be extrapolated to outdoor crops with some confidence .
    On Tomatoes reducing CO2 by 100ppm resulted in a 20% reduction in yield – . Increasing CO2 levels to 750ppm gave a 30 % increase in yield ..
    Sakamakon ya ma fi alama akan kokwamba da sauran criops ..
    It is common practise in EU for growers to add CO2 to their glasshouses to increase yield – that is just normal practise to optimise yield . Going over 1,000 ppm – gave crop damage .
    So what does all this tell us – . Decreasing CO2 levels will lead to lower yields in crops worldwide . the extent in outdoor crops is not known exactly – but there will be significant decreases .
    That is just fact . Photosynthesis is a simple but basic equation – so if we want lower crop yields worldwide – ok decrease CO 2 levels – but that will drive up food prices and increase starvation.
    me yasa ba a tattauna wannan bangare na rage CO2 ba. Mutane suna magana kamar rage CO2 sihiri ne kuma dole ne elixir - ba su ambaci manyan matsalolin da zai haifar da shi ba - me yasa.
    Also please note this research was govt funded – not by any oil companies – and these facts have been known for many years – yet no mention .
    So take your choice – reducing CO2 is no guarantee of lowering Temperatures ie GW – or as it is now called climate change – but it will reduce the food supply globally .
    I have no connection with any company etc – but it is irritating to see just one side of an argument again and again.
    Don haka ɗauki zaɓinku - amma bari mu sami daidaito a cikin wannan tattaunawar.

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