<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.tunahitaji kufaulu haraka kupunguza uzalishaji wa hewa chafu zaidi iwezekanavyo katika mwaka wa 2020 ikifuatiwa na kuimarisha juhudi kupitia michango inayobainishwa na taifa ili kuanza mageuzi makuu kwa uchumi na kwa jamii.  <response>: we need quick wins to reduce emissions as much as possible in 2020, then stronger nationally determined contributions to kick-start the major transformations of economies and societies. 