Green alley

Koren titin koren titin lungu ne da aka juyar da shi don ƙara ciyayi da rage jimillar shimfidar wuri. Masu ba da shawara na korayen lungu suna da'awar cewa suna rage ambaliya, rage tasirin tsibiri na zafi na birni, haɓaka nau'ikan halittu, da ba da gudummawa ga fahimtar al'umma.  Tun lokacin da aka ƙaddamar da layin farko na kore a cikin gundumar Plateau Mont-Royal na Montreal a cikin 1997, manufar ta yadu zuwa wasu biranen Arewacin Amurka, ciki har da Chicago, Los Angeles , Washington DC , da Baltimore, inda aka fi sani da "Shirin Blue Alley". 

 Tarihi 
Kokarin farko na aikin green alleyway ya samo asali ne a Montreal a shekarar 1968. Mazauna unguwar Mile-End sun yi ƙoƙari su gyara rue Demers, wanda Hukumar Fim ta Kasa ta kama a cikin shirin Les fleurs c'est pour Rosemont . Kodayake aikin ya gaza, ra'ayin ya ci gaba, kuma yankin a yau yana cikin shirin Green Alleys na Montreal. Tunanin ya dawo a karkashin magajin gari Jean Drapeau a cikin 1980s tare da aiki Place au Soleil ("wuri a cikin rana"), kuma a cikin 1995, za a aiwatar da hanyar kore ta farko a Montreal, tare da kafa kungiyoyin Éco-Quartier. A shekara ta 2001, birnin Chicago ya fara duba hanyoyin kore don sauƙaƙa matsin lamba a kan tsarin datti na gari. An ba da tallafin matukan jirgi guda huɗu a cikin shekara ta 2001, kuma a cikin shekara de 2006, Chicago ta kafa Shirin Green Alleys .  Daga Chicago, ra'ayin ya bazu da sauri zuwa wasu biranen Amurka: Baltimore ta kafa nata shirin a 2007, Los Angeles a 2008, Seattle a 2010, da Washington DC a 2011. 

 Hanyoyi da manufofi 
Ana iya gina hanyoyin kore don yin amfani da dalilai daban-daban. A cikin biranen da ke fuskantar ambaliyar ruwa, ana iya shigar da hanyoyi masu iya shiga don sarrafa ruwan guguwa. Hanyar da ke da albedo ko tsire-tsire masu kewaye na iya taimakawa wajen rage Tasirin tsibirin zafi na birane, da kuma inganta ingancin iska. Hakanan ana iya gyara Alleys don biyan wasu manufofi, kamar rage sharar gida ko gurɓataccen haske. Cibiyar sadarwa ta hanyoyin kore na iya samar da "gidan kore", inganta haɗin wuraren kore na birane da aka ware sabili da haka kara yawan halittu. Rage gurɓataccen amo da kuma taka rawa a cikin kyawawan birane wasu fa'idodi ne da ake da'awar hanyoyin kore. Wasu hanyoyin kore za a iya rufe su gaba ɗaya ga motoci, wanda ke inganta ingancin iska na gida kuma yana ba da sarari ga yara suyi wasa a cikin birane masu yawa, kodayake wannan ba sananne ba ne.

 Misalan 

 Montreal 
alt=|thumb|An yi wa hanyoyi da yawa a Montreal ado da murals.
Aiwatar da Shirin Green Alleys na Montreal (Faransanci: Shirin Ruelles Vertes) ya dogara ne akan ka'idar shiga cikin al'umma. Dole ne mazauna su ba da shawarar wuri don hanyar kore zuwa birni, kuma suna da alhakin kula da shi. Wannan ya haifar da rarraba sararin samaniya mara daidaituwa na hanyoyin kore a duk faɗin birnin. Masanin ilimin ƙasa Emma Ezvan ta yi zargin karfafa masu neman "mai kyau" - wadanda ke da mafi girma, matakan ilimi mafi girma, yara ƙanana, kuma waɗanda zasu iya zama masu iya magana da harshen hukuma. Wannan ya haifar da wani abu mai ban mamaki na Green gentrification, inda ingantaccen muhalli zai iya haifar da ƙaurawar mazauna ta hanyar hauhawar ƙimar dukiya. A cikin hunturu, ana iya canza hanyoyi zuwa sarari don wasan motsa jiki ko wasu ayyukan ta hanyar kirkirar "fararen hanyoyi". Kodayake ainihin manufar hanyoyin kore shine samar da sararin al'umma ga mazauna yankin, an lura da hanyoyi da yawa da aka kirkira a ƙarƙashin shirin saboda kyawawan kyawawan kyaunsu kuma sun zama shahararrun abubuwan jan hankali na yawon bude ido.

 Chicago 
Babban manufar hanyoyin kore shine inganta juriya ta Chicago ga ambaliyar da ta haifar da Canjin yanayi. Birnin Chicago yana da babbar hanyar sadarwa mafi kyau a cikin hanyoyin kore a Amurka, kuma an ambaci littafin da Ma'aikatar Sufuri ta Chicago ta wallafa na Green Alley Handbook a matsayin mai tasiri a cikin ƙirar birane na zamani na Amurka. Ginin Green alley an mayar da hankali ne a cikin unguwanni masu arziki na Chicago wanda ba shi da saukin ambaliyar ruwa, wanda ya haifar da zargi daga aldermen da ke wakiltar unguwanni a cikin Kudancin da Yammacin da suka talauci. Jami'an birni sun ce ana biyan kuɗin aiwatar da hanyoyin kore don rage kulawa da zarar an kafa su, kuma suna ba da fifiko ga shigar da hanyar kore tare da duk wani gyare-gyare.

 Los Angeles 
A Los Angeles, ana gina hanyoyin kore tare da haɗin gwiwar birni da Trust for Public Land. Sashe na California's Proposition 1 a cikin 2014 ya ba da dala biliyan 7.12 don ayyukan da suka shafi samar da ruwa, wanda ke ba da babbar hanyar samun kudade ga ayyukan green alley. Ana kallon hanyoyin kore a matsayin hanyar da za ta inganta ingancin kyawawan halaye da magudanar ruwa na Kudancin Los Angeles na kilomita 300 (483 km) na hanyoyin.

 Manazarta