Aggregates, or sand and gravel, are vital to any building project,  large or small. At the moment in Ireland these materials are sourced from a diminishing number of land-based quarries.

That’s expensive and bad for the environment.

There is an alternative, however. Ireland is blessed with large deposits of aggregates at the bottom of the Irish Sea. Mining these would be cheaper and leave no marks on the landscape.

Click here to read item (published, 2nd August ’09, The Sunday Times)