Christian interviews the Aviation Environment Federation's Tim Johnson about just how green the first trans-Atlantic commercial flight using Sustainable Aviation Fuel really was [2:40].  Mark Walker and Christian discuss the rail, road and aviation measures contained in the UK Government's response to the Union Connectivity Review [24:14].  Our co-presenters also look at what rail patronage numbers in Great Britain say about post-pandemic recovery [36:53].  Finally, Christian asks what a recent legal decision on 'defeat devices' may expose about cheating on vehicle emissions [46:15].