G7 countries (and others around the world) are in the early stages of an energy transition – including, in some areas, a shift away from the production and consumption of fossil fuels. This transition is being driven by decarbonisation objectives and policies, as well as a sharp reduction in the cost of clean technologies.

A new paper from the New Climate Economy shows there is large untapped potential for fuel efficiency gains in both aviation and shipping sectors that would cut costs and reduce emissions.