A Abu Dhabi, babu wani yanki da babu komai sai hamadar iska. Amma shekaru 10 daga yanzu, idan komai ya tafi daidai da tsari, wani birni mai fadin murabba'in kilomita 6 zai tashi a Hadaddiyar Daular Larabawa - kuma zai kasance ba tare da watsi da carbon ba.

Aikin, mai suna Masdar City, ba zai kona iskar gas ko mai ba, don haka gudunmawar da yake bayarwa ga iskar gas ba zai yi kadan ba. Masdar shi ne jigon shirin masarautar Abu Dhabi na shiga kasuwar makamashi mai sabuntawa, shingen da ke fuskantar ranar da rijiyoyin mai ta ke bushewa.

Hoton zanen na'ura mai kwakwalwa yana nuna kunkuntar tituna masu inuwar gine-gine wadanda, ko da yake na zamani, sun dauki dadin tsohon birnin Larabci. Ya bayyana cewa yin kwafin waɗannan ƙirar tarihi zai taimaka wa masu tsarawa su cimma burin makamashi, in ji su.

Manufar Kare Amfani da Makamashi

Bidiyo na rukunin yanar gizo na gaba yana gano maƙasudai da yawa.

Buri ɗaya: "Masdar zai zama birni na farko da hayaƙin carbon ya zama sifili."

Ƙananan tituna da tafiye-tafiye masu inuwa zai rage buƙatar kwandishan. Birnin zai fuskanci arewa maso gabas don rage yawan hasken rana kai tsaye a gefen gine-gine da tagogi. Masu amfani da hasken rana da masu tara hasken rana a kan rufin rufin da sauran wurare za su samar da isasshen wutar lantarki don biyan mafi yawan bukatun birnin Masdar.

Wani burin kuma shi ne a hana motoci a cikin birni, wanda ba zai zama ƙanƙanta da mutane za su iya zagayawa kawai ta hanyar tafiya ba. Masu zanen kaya suna hango wani abu da ake kira tsarin saurin wucewa na sirri (PRT).

"Hakika, duk mota ce," in ji Scott McGuigan na CH2M Hill, kamfanin gine-gine da ke gina Masdar City. “Mota ce mai sauƙi [ga] fasinjoji shida. An kera ta kamar mota, amma a fili yake ana amfani da ita ta hanyar hasken rana tare da batura.”

Wadannan motoci masu amfani da hasken rana za su rika tafiya a karkashin birnin kamar tsarin jirgin karkashin kasa. Amma McGuigan ya ce motocin ba za su yi tafiya a kan tsayayyen hanyoyi ba. Ainihin, za su kai ka duk inda kake son zuwa.

McGuigan ya ce PRTs suna wakiltar hanya mai inganci don motsa mutane tsakanin kusan tashoshi 1,500.

"Kuna tsara tashar da kuke son zuwa, kuma [motar] za ta kai ku kai tsaye zuwa tashar," in ji shi. "Idan kuka kalli abubuwa kamar Blade Runner, da sauransu, waɗanda muke da su shekaru 15 da suka gabata, da gaske yana kawo hakan a gaba yanzu."

Hanyar Gyaran Ruwa

Masu tsara biranen kuma sun ce "za a sake yin amfani da kashi 80 na ruwa."

Wannan na bukatar canji a tunani, in ji Peter Sharratt, wanda ke aiki da kamfanin ba da shawara kan makamashi na Burtaniya WSP.

"Muna da tsari daidai gwargwado," in ji shi. “Muna shigar da ruwa ta famfo. Muna amfani da shi, sa'an nan kuma ya tafi kai tsaye a cikin magudanar ruwa. Don haka ana amfani da shi sau ɗaya."

Amma shirin birnin Masdar shine sake amfani da ruwa sau da yawa. Misali, wani ra'ayi ya ƙunshi ɗaukar ragowar shayarwa, wanda ake kira dawo da ban ruwa.

Yana aiki kamar haka: Bayan ruwan ban ruwa ya ratsa saman ƙafa 2 ko 3 na ƙasa kuma ya biya bukatun shuke-shuke, tsarin tattarawar ƙasa yana dawo da duk abin da ya rage. Ana iya amfani da wannan ruwan don ban ruwa a wata rana ko kuma a kai shi zuwa wata manufa.

Ma'amala da Gudanar da Sharar gida

Wani babban makasudin shi ne "zama birni na farko da sharar gida ke jujjuyawa zuwa makamashi kuma a rage zuwa sifili," a cewar bidiyon masu tsarawa.

A zahiri, yana iya kusantar sifili, tunda wasu abubuwa ba za a iya canza su zuwa makamashi ko sake yin fa'ida ba. Amma idan aka zo batun sharar mutane, Sharratt ya ce duk za a “sake”.

Da kyau, za a dawo da abubuwan gina jiki kuma a yi amfani da su "don ƙirƙirar ƙasa [wanda] za a iya amfani da shi azaman wani ɓangare na buƙatun shimfidar ƙasa," in ji shi. "Haka kuma wani bangare na sludge na magudanar ruwa zai sake komawa ga tsarin sharar gida."

Wannan dabarar sake amfani da ita ko sake yin fa'ida gwargwadon iyawa tana shiga cikin shirin.

McGuigan, manajan ginin, ya ce koyaushe yana neman kayan da za a iya sake amfani da su.

"Muna duban robobin da za a sake yin amfani da su don ginin shingen wurin," in ji shi. Daga baya, za a iya siyar da shingen ga maƙerin, kuma “zai iya sake sarrafa wancan ko sake siyar da waccan… kuma. Don haka tana da rayuwa mai amfani a ƙarshe.”

Masu tsarawa har ma sun fara tunanin yadda za a sake sarrafa simintin da aka yi amfani da shi don gina birnin Masdar don yin amfani da su kamar yadda ake gina hanyoyi a lokacin da birnin ya rushe.

Fitowar da ke da alaƙa da Ginawa

Manufar ita ce gina birni wanda ba zai sami sawun carbon ba. Amma saboda yawancin kayan aikin gine-gine suna amfani da iskar gas, za a saki wasu CO2 a cikin yanayi yayin wannan lokacin. Dole ne a yi watsi da hakan ta hanyar dasa bishiyoyi ko kuma mayar da rarar makamashin hasken rana cikin tashar wutar lantarki ta Abu Dhabi.

Amma yin lissafin sawun carbon yana da wayo fiye da haka, in ji Liz Darley, wanda ke aiki tare da kamfanin Biritaniya Bioregional, wanda zai tantance lissafin carbon carbon na Masdar City.

"Abin da suke yi a halin yanzu shine yanke shawarar inda aka ja iyakar," in ji Darley. "Wato, a cikin kanta, abu ne mai wuyar gaske don yanke shawara a matsayin ƙungiyar aikin… saboda yana iya haɗawa da duk abubuwan da ake kashewa na carbon da ake kashewa tsakanin Turai da Gabas ta Tsakiya ƙungiyar ƙirar ke faruwa. Zai iya kaiwa har ku mutanen da kuke zuwa nan don yin hira da mu. Da zarar kin fara bawon albasar, sai ta ci gaba da tafiya har abada.

Don haka cimma burin zama birni mai sifili zai iya zama da wahala, ya danganta da inda kuka zana muku iyakoki.

Samun Gaskiya

Masu shakka sun ce rage jimillar sawun carbon da ke birnin Masdar zuwa sifili zai yi wahala, idan ba zai yiwu ba. Ban da haka, sun ce, Masdar ba zai kebanta da miliyoyin sauran da ke ta kwararar iskar gas a Hadaddiyar Daular Larabawa ba.

Khaled Awad wanda shi ne mai kula da mayar da tsare-tsare ya ce ya ji masu shakka. Ku kawo, ya ce musu. Ya gayyaci shawarwarin su game da inda suke tunanin za a iya ingantawa.

"Duba, mun damu da wannan," in ji shi. "Za mu sanya albarkatu da yawa don yin daidai. Kuma wannan shine kyakkyawan wuri inda zaku iya nuna abin da kuka yi imani da shi - a… ma'auni mai ma'ana. "

Shirin shine gina Masdar City a cikin rikodin lokaci. An tsara gine-ginen farko a ƙarshen bazara mai zuwa.

Ko birnin zai cimma burinsa na makamashin da babu tabbas. Amma ko da masu shakka sun yarda cewa yana da daraja a gwada.

ABUBUWAN DA ZA KU GUDU DAGA WANNAN LABARI:

But 10 years from now, if all goes according to plan, a city of 6 square kilometers housing 50,000 people will rise in the United Arab Emirates — and it will be carbon neutral.
Masdar is the centerpiece of emirate Abu Dhabi’s plans to get into the renewable energy market, a hedge against the day its oil wells run dry.
Planners even have begun to think about how the concrete used to build Masdar City could be recycled for purposes such as road construction when the city is ultimately torn….