JOHN CRAVEN
Jun 30, 2022
2 minutes
They have been called the silent workers of the seas, who clean-up polluted waters at no cost to the polluters. But just when we need them most, they are in great peril, with 85% wiped out globally. So who can these endangered eco-engineers be? Oysters.
These bivalve molluscs were hard at work around the British coastline for thousands
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