The road to decarbonisation is not a clear one, but the reality of climate change is already making itself known, and the time to act is now. There are many hurdles still to be overcome in determining how the industry will meet the challenge of reducing its environmental impact, and tomorrow's technology remains a wild card. Our industry has not unilaterally determined what the ships, ports and energy supplies of the future will look like, making it difficult to know exactly where significant investments should be made now.