In message , at
21:01:47 on Thu, 3 Jan 2008, Richard J.
remarked:
I can think of few places in the UK less suitable for building a huge
airport than an estuary that is liable to tidal surges that threaten to
inundate the capital city, and where the land and sea-bed are sinking.

This sounds like a good candidate for "if the Dutch can do it..."
--
Roland Perry