Nat Keohane

Nathaniel O. Keohane masanin tattalin arzikin muhalli ne na Amurka wanda ke aiki a matsayin shugaban kasa a Cibiyar Kula da Yanayi da Makamashi (C2ES) .

A baya, Keohane ya koyar da tattalin arziki a Jami'ar Yale. Ya auri Georgia Levenson Keohane, Babban Fellow a New America .

 Ilimi da aiki 
Keohane ya sami digiri na biyu a fannin Tattalin Arziki daga Jami'ar Yale a 1993. Ya ci gaba da samun Ph.D. a cikin Tattalin Arziki da Gwamnati daga Jami'ar Harvard a shekara ta 2001. Daga 2001 zuwa 2007, ya kasance Mataimakin Farfesa sannan kuma mataimakin farfesa na tattalin arziki a Makarantar Gudanarwa ta Yale .  Keohane daga nan ya zama Darakta na Manufofin Tattalin Arziki da Bincike sannan kuma Babban Masanin Tattalin Ruwa a Asusun Tsaro na Muhalli. Yayinda yake can ya taka rawar gani wajen taimakawa wajen tsara shawarwarin kungiyar kan manufofin yanayi na cikin gida da na duniya.

A matsayinsa na gwani kan manufofin muhalli, Keohane ya ba da shaida a gaban kwamitoci daban-daban na Majalisar Wakilai ta Amurka. Shaidarsa ta haɗa da bayyanar sau biyu a gaban Kwamitin Makamashi da Kasuwanci, Kwamitin Makamai da Muhalli.Statement of Nat Keohane in "Hearing on Allowance Allocation Policies in Climate Legislation: Assisting Consumers, Investing in a Clean Energy Future, and Adapting to Climate Change" before the United States House Committee on Committee on Energy and Commerce, Subcommittee on Energy and Environment (June 9, 2009),  , pp. 189–98. Ya kuma gabatar da wata sanarwa da aka rubuta ga Kwamitin Ways and Means kan "Zaɓuɓɓukan Manufofin don hana Canjin Yanayi".Statement of Environmental Defense Fund in "Hearing on Policy Options to Prevent Climate Change" before the United States House Committee on Ways and Means (September 18, 2008),  , pp. 208–12.

Daga Janairu 2011 zuwa tsakiyar 2012,  Keohane ya yi aiki a cikin gwamnatin Obama a matsayin Mataimakin Musamman ga Shugaban kasa na Makamashi da Muhalli a Majalisar Tattalin Arziki ta Kasa da Majalisar Manufofin Cikin Gida, inda ya taimaka wajen bunkasa da daidaita manufofin gudanarwa kan batutuwan makamashi da muhalli.  Ya koma EDF a watan Satumbar 2012. 

Keohane "an san shi da kyakkyawan fata game da rawar da kasuwannin zasu iya takawa wajen warware dumamar duniya".  Keohane ya yi imanin cewa yawancin hasashen masana'antar wutar lantarki game da yadda zai kashe don magance dumamar duniya sun yi yawa.  Ya ce kimantawa "ya fi girma fiye da ainihin farashin. Dalilin shi ne ba za su iya la'akari da sababbin fasahohi ba".  Keohane ya kasance mai goyon bayan cap da kasuwanci a lokacin da ya fara aiki a EDF.  Ya bayyana wannan imani a cikin wata kasida ta 2007 inda ya rubuta, "Matsayin shine yin amfani da ikon dakarun kasuwa ta hanyar kafa ƙuƙwalwar kamfanoni akan hayakin gas... Idan gwamnati za ta jagoranci ta hanyar rufe gurɓataccen carbon, babban dalilin canjin yanayi, kasuwa za ta amsa da saka hannun jari da kirkire-kirkire a kan sikelin don magance wannan matsala

A matsayinsa na mataimakin shugaban kasa na musamman, Nat Keohane ya kasance baƙo a kan CNN Tonight,  The Diane Rehm Show  kuma an yi hira da shi a rediyo, Statement of Nat Keohane in "Hearing on Allowance Allocation Policies in Climate Legislation: Assisting Consumers, Investing in a Clean Energy Future, and Adapting to Climate Change" before the United States House Committee on Committee on Energy and Commerce, Subcommittee on Energy and Environment (June 9, 2009),  , pp. 189–98. dangane da lissafin da aka gabatar a shekarar 2012 don tsara iskar gas mai zafi, "wani muhimmin mataki zuwa ga burin shugaban na ninka makamashi mai tsabta ta hanyar 2035, "in Keohane. Statement of Environmental Defense Fund in "Hearing on Policy Options to Prevent Climate Change" before the United States House Committee on Ways and Means (September 18, 2008),  , pp. 208–12.

A cikin 2012, Keohane ya koma Asusun Tsaro na Muhalli a matsayin mataimakin shugaban kasa na Yanayi na Duniya, kuma daga baya ya yi aiki a matsayin Babban Mataimakin Shugaban Yanayi. Ya jagoranci binciken EDF da shawarwarin manufofi game da canjin yanayi a Amurka da duniya har zuwa 2021.  

A watan Yulin 2021, ya shiga Cibiyar Kula da Yanayi da Makamashi (C2ES) a matsayin Shugaban kungiyar bincike kan manufofin muhalli, yana jagorantar kungiyar da ba ta da riba wajen yin shari'ar manufofin yanayi masu tsayi da dorewa. C2ES abokan hulɗa tare da shugabannin kasuwanci - ta hanyar Kwamitin Jagorancin Muhalli na Kasuwanci - don haɓaka mafita waɗanda za su hanzarta sauye-sauyen carbon, rage hayakin gas da haɓaka tattalin arziki mai adalci.  

Wani mai ƙwarewa yayin da yake Yale, ya gudanar da rikodin karatun Club Singles a Shugaban Charles na tsawon shekaru 20 bayan an saita shi a shekarar 1997. 

 Rayuwa ta mutum 
Iyayensa, Nannerl O. Keohane da Robert Keohane duka malaman siyasa ne. Kakan mahaifiyarsa, Geneva Overholser fitacciyar 'yar jarida ce.

 Littafin 
Kasuwanci da Muhalli (Na Biyu), tare da Sheila M. Olmstead (Island Press, 5 Janairu 2016) 

 Manazarta 

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