Michael Crick: Green taxes could see more flights

Michael is in  Dalston for the manifesto launch this morning, he sends this update:

Green Party Brian Heatley adviser admitted to me after today’s manifesto launch that their tax on aviation fuel, which is designed to raise an extra, and very ambitious £16 billion a year by 2019, might actually encourage more flying as airlines got out of their way to obtain aviation fuel outside the UK.