27th May 2021 Article by Malcolm Wilkinson FIChemE, Richard Darton FIChemE, Colin Pritchard FIChemE, Tim Mays CEng FIChemE, Emma Knowles CEng MIChemE, Ana Montoro CEng MIChemE, Camille Petit CEng MIChemE and Aidong Yang AMIChemE Malcolm Wilkinson and members of the Sustainability Special Interest Group discuss the technologies available for decarbonisation ICHEME’s Sustainability Special Interest Group (SSIG) has prepared a series of thought pieces on achieving zero-carbon, a challenge and an opportunity for the engineering community in general, and chemical engineers in particular. Chemical engineers will play a crucial role in the design of pathways for the decarbonisation process in specific energy-intensive sectors, notably power, heavy industry and transport and to a lesser extent in buildings and agriculture. This is the second thought piece, the first entitled