After being "stonewalled" by his bosses over concerns about decarbonisation claims, Finlay Asher quit his job as a senior aviation engineer at Rolls Royce to found Safe Landing, an organisation that campaigns against growing the aviation sector.

Alasdair spoke to him about this journey, the reasons technological and market-based solutions to aviation emissions are not going to get us to net-zero, and what the sector should be doing instead.

Further reading: 

• Check out Finlay's Youtube channel
• Stay Grounded’s greenwashing fact sheet series
• T&E’s EU Aviation 2050 roadmap
• ICCT’s ‘Aligning Aviation with the Paris Agreement'

Click here to read our investigation into the UK biomass supply chain, or watch a clip from the BBC Newsnight documentary.