Pedzisa mutsara unotevera: Chibvumirano chepachena uye kuongorora hurongwa umo nyika dzinoita zvirongwa zvadzo zvekuderedza kusvibiswa kwakatangwa muna 1991, asi yakasiyiwa pamberi pechibvumirano cheKyoto cha1997, apo pfungwa yacho yakanga iri pakuwana chibvumirano che "kumusoro pasi" zvinangwa zvekubvisa. Nzira iyi yakadzoswa kuCopenhagen, uye yakawana kumwe kuzivikanwa neChibvumirano cheParis cha2015, kunyangwe zvivimbiso zvakazonzi mipiro yenyika (NDCs). Idzi dzinofanira kuiswazve muchimiro chakawedzerwa makore mashanu oga oga. Kuti nzira iyi ichashanda sei zvichiri kufanira kuonekwa. Kugoverwa kwokutanga kwenyika dzakakwidziridzwa NDCs kunofanira kuitika pa2021
Musangano weGlasgow. Pane hurongwa hwekubvumirana hurongwa hwenyika dzese hwekutengeserana kwemutengo wekabhoni, zvakare pamusangano weGlasgow COP wa2021.