The word needs more infrastructure, particularly in developing countries. But not just any infrastructure. To achieve the economic, social and environmental objectives embodied by the Paris Agreement and the Sustainable Development Goals (SGDs), this infrastructure must be sustainable, low-carbon and climate resilient. At the same time, investor's interest in and allocations to infrastructure are gradually increasing, driven by a combination of factors. Together, these, should be positively reinforcing developments. However, current allocations and volumens of investments still fall short of the estimated US$6 trillion per year required to support economic development.