12 months on from the last sustainable financing event, the global cleaner energy picture, as it pertains to aviation, has moved on with a growing number of governments and regulators outside of Europe and the US taking a closer look at the impact of aviation on emissions. Aviation is a global business and keeping abreast of major markets' approach to decarbonisations is vital to operators and their financial partners to ensure continued growth. We take a quick trip round the world to see what's happening.