Following recommendations from the Committee on Climate Change that the Government develop a strategy for hydrogen use and should aim for largescale hydrogen trials to begin in the early 2020s, the Committee seeks to ensure that the Government's intended plan will be suitable and effective. Read the University of Southampton's response by Charlie McKinlay; Professor Damon Teagle; Professor Dominic Hudson; Professor Stephen Turnock; Dr Richard Wills; Dr Yikun Wang and Dr Wassim Dbouk.