Multiple narratives describe pathways for pursuing deliberate transformations . While building on the new 'green economy' framing that emerged with the Rio+20 conference in 2012 , these narratives reflect differing trade-offs among values and differing assumptions about the factors driving system change . The narratives range from 'business-as-usual' scenarios focused on modernisation of sectors such as energy, agriculture and use of natural resources to more transformational propositions such as various green new deal proposals , the new climate economy , and 'doughnut economics' . Some literature suggests significant benefits from such new climate economy proposals, claiming
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report