As governments worldwide put pressure on companies to decarbonise, it has become clear that aviation is one of the most hard to abate industries. With flight and passenger numbers rising – expected to rise to over 6 billion people flying annually by 2030 – it is critical that the industry find a way to reduce emissions. However, battery-powered or hydrogen-fuel commercial flights still appear a long way off. But will greater investment in battery technology help the sector to make this leap? The aviation sector contributes around 2.4…