marine habitats are being squeezed
- Written by Mark John Costello, Professor in Marine Biology, Nord University
Getty ImagesIn the deepest parts of the ocean, below 4,000 metres, the combination of high pressure and low temperature creates conditions that dissolve calcium carbonate, the material marine animals use to make their shells.
This zone is known as the carbonate compensation depth – and it is expanding.
This contrasts with the widely...





