Kuwirirana nekomiti yekuronga pakutanga kwekutaurirana, mhedzisiro inokosha inotarisirwa yaive chibvumirano chekumisikidza chinangwa chekudziya kwepasi rose kusvika "pasi pe2 °C" Celsius zvichienzaniswa nematanho epamberi pemaindasitiri. Chibvumirano chinodaidzira zero net anthropogenic greenhouse gas emissions kuti isvike mukati mehafu yepiri yezana ramakumi maviri nerimwe ramakore. Mune vhezheni yakatenderwa yechibvumirano cheParis, mapato achaitawo "kutsvaga kuedza" kudzikisira kuwedzera kwetembiricha kusvika pa1.5 °C. Chinangwa che 1.5 °C chichada zero zero emissions imwe nguva pakati pa2030 na2050, sekureva kwevamwe vesaenzi.Musangano usati waitwa, mapaneli emamiriro ekunze emunyika zana nemakumi mana nematanhatu akapa pachena magwaro emunyika emamiriro ekunze (anonzi "Anotarisirwa Nyika Dzakatemerwa Mipiro", INDCs). Zvibvumirano izvi zvakatemerwa zvaifungidzirwa kudzikisira kudziya kwepasi kusvika pa2.7 degrees Celsius na2100. Semuenzaniso, chibvumirano
Makore 2100