BBC 'Blue Planet - Deep Trouble' team explain the environmental dangers facing the world's shallow waters. With high demands for rare species of fish, coral...
One of the most amazing habitats on earth is found in warm, clear, shallow waters of tropical oceans worldwide. Tiny cup-shaped animals, called polyps, live...
This video is part of a story at climatexchange.aspacnet.org Corals get up to 90% of their energy supply from the zooxanthellae that live within them....
