Following a recent UN report on climate change mitigation, which laid out a raft of potential changes to the global energy system, headline writers concentrated on the massive shift to renewable energy outlined in the report. Douglas Westwood points out, however, there was also a notable shift in tone on natural gas. The UN report expressly talks about the potential for clean-burning natural gas to be used as a “bridge fuel”, buying the world precious time to make the difficult shift to even cleaner forms of energy.