Two recently published papers (McGlade & Ekins (2015) and McGlade et al. (2014)) examine possible futures for fossil fuels, with a particular focus on the ‘bridging’ role that natural gas may be able to play during a transition to a global low-carbon energy system. Drawing on the findings of these papers, we have commented that the UK may be able to develop some of its potential shale gas resources within the context of a global effort to keep average global warming below 2 ^oC with a reasonable likelihood. This note aims to discuss the conditions that we consider are necessary for this to be the case. (more…)