People are buying EVs, installing solar panels, cycling and walking more, all to help reduce their energy footprint and reduce their carbon emissions. But what about developers and architects and the systems we design and build. How can we rethink how we design, build and deploy our applications so that we can reduce our carbon footprint? In this session I will share how moving to the cloud and modernising your applications are two great ways of helping you to increase the efficiency of the resources your applications need, and help you reduce your carbon footprint.