There are now some 50 Marine Conservation Zones (MCZ) in England and Wales. Amy Hall reports on how campaigners fighting the re-opening of a Cornish quarry in one of the zones are effectively testing what the designation really means and how much protection it guarantees.
The Government says it realises our oceans are at risk from pollution and overfishing, says Dr Haris Livas-Dawes, so why won't it produce a marine bill with more teeth?
