Bristol is a far better airport geographically makes perfect sense .

I'm sure if we tried to develop Cardiff Airport the environmental outpouring will be deafening as it was for the M4 relief

https://www.bbc.co.uk/news/uk-wales-48512697

"" The Welsh Government will not build the £1.6bn M4 relief road, First Minister Mark Drakeford has decided.

He axed the scheme because of its cost and impact on the environment. ""