The Scottish Government is committed to tackling climate change with an ambitious target of 2045 for Scotland to reach net zero emissions for all greenhouse gases. As part of this transition new uses need to be found for sites such as the Grangemouth refinery to secure a just transition for the local and wider Scottish population. Project Willow: Grangemouth investment opportunities has identified a set of preferred projects including a proposed biorefinery project for aviation fuel. The aviation sector is currently a significant greenhouse gas emitter through its use