Whakakī i te rerenga e whai ake nei: I te tau 2015 ka mutu ngā whāinga whanaketanga o te Mileniuma (MDGs) me te tukanga o te tautuhi i tētahi kaupapa whanaketanga o te ao hei whakakapi i a rātou, ka mutu i te whakaaetanga o te 2030 Agenda for Sustainable Development, e whakauru ana i ngā whāinga whanaketanga tauwhiro e 17. Ko te
Ko te Hui a te United Nations Climate Change Conference COP21, e whai ana ki te whakatutuki i te whakaaetanga o te ao mo te mahi āhuarangi, ka tū hoki i te mutunga o te tau 2015.