A Midlands North West MEP is warning that the cost of flying is set to soar.
Colm Markey says the price will go up unless there's a massive scale-up in producing sustainable aviation fuel.
He's hosting a conference with airline executives including Ryanair's Michael O'Leary in County Meath today.
The Fine Gael MEP says there's a long way to go for Ireland to meet its sustainable aviation fuel targets: