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Until now I had a vague idea of the 'theory' about the barrier.
However, with the following link (which I hope will work for ALL), the working is explained.
http://www.bbc.co.uk/news/magazine-26133660
I wonder if the current flooding in other parts of our 'isles' will receive similar protection... I doubt it.
Ranald
However, with the following link (which I hope will work for ALL), the working is explained.
http://www.bbc.co.uk/news/magazine-26133660
I wonder if the current flooding in other parts of our 'isles' will receive similar protection... I doubt it.
Ranald