Brook Hall, Principal Transport Economist at NTRO, outlines why LCA (Life-Cycle Assessment) methodology is such a vital tool for measuring a project’s lifetime resource inputs and outputs, and how this can be used to make recommendations and rankings for alternative options and make decisions. With the transport sector responsible for 17% of Australia’s greenhouse gas emissions, there’s never been a more important time to understand how to maximise the environmental and sustainability potential of new transport projects, policy and planning.