 Rudd akazvipira pachake kuita chiito chenyika yose pamusoro pekushanduka kwemamiriro okunze mukutungamirira kuCopenhagen Summitmuna December 2009. Pamberi pemusangano uyu, akashevedza musangano wevatungamiri pamusangano weAPEC wa2009 kuSingapore uyo wakaunza pamwechete vatungamiri veChina, United States, Japan neDenmark kekutanga kuti vakurukure zvinzvimbo zvavo. Rudd akazivisa rubatsiro rwemari kuzvitsuwa zvidiki zvakakanganiswa nekushanduka kwemamiriro ekunze pamusangano weCommonwealth Heads of Government kuTrinidad neTobago muna 2009 uye akashandisa musangano uyu kuunganidza rutsigiro rwemusangano weCopenhagen. Rudd akaita basa rinokosha muCopenhagen mukuita chibvumirano pasinei nokupesana kukuru kwemaonero pakati penyika dzakabudirira nedziri kusimukira. Gordon Brown, aimbova mutungamiriri wehurumende yeUnited Kingdom, akataura nezvaRudd muCopenhagen kuti: Kevin akamira pamberi pevaya vaida kuti kwete pakushanduka kwemamiriro okunze... Chokwadi chokuti tine ziviso yeCopenhagen iyo zvino yakatungamirira kunhanho inotevera... hachisi chinhu chiduku chinofanira kuitwa naye. Zvisinei, utera hunonzwisiswa hwechibvumirano cheCopenhagen mukugadza nharidzano dzinosunga hwakapesvedzera nhamburiko yakananga kunzira yokutengesa miganhu mudzimba. Rudd gare gare akafunga kuti tose takakundikana... kunyange zvazvo kwakanga kusiri nokuda kwokushayiwa nhamburiko kwavazhinji vedu. 