Think20 (T20) ita ce cibiyar sadarwa ta bincike da shawarwarin manufofi don G20 - wani dandalin hadin gwiwar tattalin arziki na kasa da kasa wanda ya kunshi 19 na manyan kasashe masu karfin tattalin arziki na duniya da Tarayyar Turai. Tare, manyan mashahuran masana na duniya suna yin gyare-gyaren manufofi don taimakawa shugabannin G20 don magance matsalolin matsalolin duniya da kuma neman al'umma mai dorewa, mai haɗaka, mai juriya.

A kan dugadugan G20's Uku Muhalli da Climate Dorewa Working Working Group, shugaban mu Mark J. Spalding marubuci ne a cikin wani taƙaitaccen bayanin manufofin T20 na baya-bayan nan mai taken "Samar da Kudi don Canjin Tattalin Arziki na Blue". Takaitaccen bayanin yana ba da shawarwari kan yadda G20 zai iya ba da gudummawar kuɗaɗe don canjin Tattalin Arziki na Blue.