Fasaha mai tsabta

Fasaha mai tsafta, a taƙaice tsaftatacciyar fasaha, shi ne kowane tsari, samfur, ko sabis wanda ke rage mummunan tasirin muhalli ta hanyar ingantaccen ingantaccen makamashi, dorewar amfani da albarkatu, ko ayyukan kare muhalli. Fasaha mai tsafta ta ƙunshi fasahohi da yawa da suka danganci sake yin amfani da su, makamashi mai sabuntawa, fasahar bayanai, sufurin kore, injinan lantarki, sinadarai koren, haske, ruwan toka, da ƙari. Kuɗin mahalli hanya ce da sabbin ayyukan fasaha masu tsafta za su iya samun kuɗi ta hanyar samar da kuɗin carbon . Aikin da aka haɓaka tare da damuwa don rage sauyin yanayi kuma ana kiransa da aikin carbon .

Clean Edge, Kamfanin bincike na fasaha mai tsabta, ya bayyana fasaha mai tsabta "kayayyakin samfurori, ayyuka, da matakai daban-daban waɗanda ke yin amfani da kuma kayan da ake sabuntawa da makamashi, da rage yawan amfani da albarkatun ƙasa, da yanke ko kawar da hayaki da sharar gida." Clean Edge ya lura cewa, "Tsaftataccen fasahohin suna yin gasa tare da, idan ba su fi ta takwarorinsu na al'ada ba. Da yawa kuma suna ba da ƙarin fa'idodi masu mahimmanci, musamman ikonsu na inganta rayuwar waɗanda ke cikin ƙasashe masu tasowa da masu tasowa. "
Zuba jari a fasaha mai tsafta ya karu sosai tun lokacin da aka fara hasashe a kusa da shekarar 2000. A cewar Hukumar Kula da Muhalli ta Majalisar Dinkin Duniya, kamfanonin iska, da hasken rana, da na biofuel sun sami rikodi na dala biliyan 148 a cikin sabbin kudade a cikin 2007 yayin da hauhawar farashin mai da manufofin sauyin yanayi suka karfafa saka hannun jari a makamashin da ake sabuntawa . Dala biliyan 50 na wannan tallafin ya tafi wutar lantarki . Gabaɗaya, saka hannun jari a masana'antun makamashi mai tsabta da ingantaccen makamashi ya karu da kashi 60 cikin ɗari daga 2006 zuwa 2007.  A cikin 2009, Clean Edge ya yi hasashen cewa manyan manyan fasahohin fasaha guda uku, hasken rana photovoltaics, wutar lantarki, da makamashin halittu, za su sami kudaden shiga na dala biliyan 325.1 ta 2018. 

A cewar takardar Aiki Initiative Energy Initiative MIT da aka buga a watan Yuli 2016, kusan rabin sama da dala biliyan 25 kudade da aka bayar ta hannun jari don tsabtace fasaha daga 2006 zuwa 2011 ba a taɓa dawowa ba. Rahoton ya yi nuni da ɓoyayyiyar ɓoyayyiyar haɗari/dawowa na Cleantech da rashin iyawar kamfanoni masu haɓaka sabbin kayayyaki, sinadarai, ko matakai don cimma ma'aunin masana'anta a matsayin abubuwan da ke ba da gudummawa ga flop ɗin sa. 

Fasaha mai tsafta kuma ta fito a matsayin muhimmin batu a tsakanin kasuwanci da kamfanoni. Zai iya rage gurɓataccen mai da ƙazantaccen man fetur ga kowane kamfani, ba tare da la'akari da irin masana'antar da suke ciki ba, kuma amfani da fasaha mai tsabta ya zama fa'ida mai fa'ida. Ta hanyar gina Manufofin Ayyukan Jama'a (CSR), suna shiga yin amfani da fasaha mai tsabta da sauran hanyoyi ta inganta Dorewa.Kamfanonin Fortune Global 500 suna kashe kusan dala biliyan 20 a shekara kan ayyukan CSR a cikin 2018. 

 Duba kuma 

 Kimiyyar muhalli
 Fasahar muhalli
 Green sunadarai
 Greentech
 Kasuwancin makamashi mai sabuntawa
 Injiniya mai dorewa
 Farashin WIPO GREEN

 Manazarta 

 Hanyoyin haɗi na waje 

 Zuba Jari: Fasahar kore tana da babban yuwuwar girma, Los Angeles Times, 2011
 The Global Cleantech Innovation Index 2014, ta Cleantech Group da WWF