Kennedy Ricci, president of 4Air is a man on a mission to help deliver net zero carbon emissions ahead of the 2050 deadline. It’s a huge task, he concedes. But part of the solution lies in the organisation’s 4Air Ratings system. Plus, how piloting his own plane reinforced his determination to boost aviation sustainability.

The second generation of sustainable aviation fuels offer lower costs, greater flexibility and much wider availability than first generation renewables, according to the nine experts we consulted. But how much cheaper and when will they arrive?

Business aviation needs to beware ‘the echo chamber effect’ when seeking to share progress on sustainability topics. Here’s how aviation can win more friends with the help of people like teenage student Juan Nuñez, from Thermal, California.