National contributions for decarbonizing the world economy in line with the G7 agreement
Yann Robiou du Pont, M Louise Jeffery, Johannes Guetschow, Peter Christoff, Malte Meinshausen
ENVIRONMENTAL RESEARCH LETTERS | IOP PUBLISHING LTD | Published : 2016
In June 2015, the G7 agreed to two global mitigation goals: 'a decarbonization of the global economy over the course of this century' and 'the upper end of the latest Intergovernmental Panel on Climate Change (IPCC) recommendation of 40%-70% reductions by 2050 compared to 2010'. These IPCC recommendations aim to preserve a likely (>66%) chance of limiting global warming to 2 °C but are not necessarily consistent with the stronger ambition of the subsequent Paris Agreement of 'holding the increase in the global average temperature to well below 2 °C above pre-industrial levels and to pursue efforts to limit the temperature increase to 1.5 °C above pre-industrial levels'. The G7 did not specif..View full abstract
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Awarded by Australian Research Council (ARC)
All authors contributed to discussing the results and writing the manuscript. YRdP led the study and performed the calculations. MLJ modelled the GDR approach. JG downscaled to the national level global RCP8.5 emissions scenarios using SSP data. MM suggested the study. JG, MLJ and MM updated and managed the composite PRIMAP database (see SI). MM is supported by the Australian Research Council (ARC) Future Fellowship (grant number FT130100809). All authors contributed to writing the study.