Department of Climate, Energy and the Environment The report carried out by McKinsey and Company Inc. Ireland, commissioned by the Department of the Environment, Climate and Communications, to examine (i) a Marginal Abatement Cost Curves to identify least cost 2050 decarbonisation pathways for Ireland, including net zero greenhouse gas emissions by 2050; (ii) a Marginal Abatement Cost Curve to identify the abatement potential of circular economy (including bio-economy) activities; and assistance in the development of a pilot aggregated retrofitting model for Ireland.”