In this episode RedMonk talks to Red Hat's Holly Cummins about sustainability, the imperatives for greener software, and how to achieve it with modern Java architectures. What is the relationship between workload and hosting choice - is the cloud always greener, and will all workloads move there? Red Hat is doing some engineering to make it easier to run Java workloads more sustainably, and in this conversation we outline why and how. This RedMonk Conversation was originally published in video form on December 15, 2022.