Analysis of the sediment in Belize’s Great Blue Hole shows a concerning trend. Blue holes, the name for collapsed limestone ...

Show more Corals build themselves homes of limestone in the warm, clear, shallow seas of the tropics. Their reefs occupy less than one tenth of one per cent of the ocean floor, yet they are home ...

Each lake has its own unique ecosystem, similar to the reefs, but very different in their own respects. The saltwater lakes were formed through a process of erosion in the limestone islands.

The reefs are made of concrete with embedded limestone, to resemble the natural limestone found on the sea floor. This helps to bring in fish and wildlife. Bob Stableton, a local fisherman and ...