â Delivered more than 300 walking and cycling schemes. Point 6: Jet Zero and Green Ships, including: â A Jet Zero Council â Â£15 million to support production of Sustainable Aviation Fuels â Â£20 million for the Clean Maritime Demonstration Programme â Consulted on our proposals for reaching net zero aviation by 2050 and following a consultation on a UK Sustainable Aviation Fuels (SAF) mandate, confirmed our ambition for it to enable delivery of 10% SAF by 2030 , and we will make Â£180 million available to support the development of the UK SAF industry. â Announced the shortlist for the Â£15 million Green Fuels, Green Skies competition, to support UK pioneers in Sustainable Aviation Fuels.