Aeromad:
in 50 years time with a shortage of fossil fuels I should doubt very much that we will need asphalt runways in their present form and therefore concreteing up the Thames is demonstrating a considerable lack of foresight
It's clear that only people of your vintage
have that foresight. Pleasing, then, to know that the number of 90-year-olds is steadily increasing. Maybe when the Transport Secretary is 90 we'll get some sense.
NS