Acknowledgements

Coordinators of the brochure project: for IGU Marcela Martínez Serret, Senior Advisor; for ISC Mark Blacklock, Consulting Editor

Art and Design Director: Michael Morey

Printed by: Buxton Press Ltd

Picture credits IGU except: front cover Las Ramblas, Barcelona Oh Barcelona (CC By 2.0); back cover Barcelona port with LNG receiving terminal Enagás S.A. and Park Güell, Barcelona iStock; Naturgy (6 & 7 middle); NTT Urban Development Group (24).