Tag Archives: Reef

Environment News: Coral Reefs

Coral Reefs

A coral reef is a ridge of living coral, coral skeletons, and calcium carbonate deposits from organisms such as calcareous algae, mollusks, and protozoans. The resulting structure provides a critical habitat for a wide variety of fish and marine invertebrates. Coral reefs also protect shores against erosion by causing large waves to break and lose some of their force before reaching land. More than 90% of the estimated 109,800 sq mi (284,300 sq km) of reefs in the world are in what region? More… Discuss

Caribbean Coral Reefs Suffering Dramatic Decline

Caribbean Coral Reefs Suffering Dramatic Decline

If scuba diving in the Caribbean is on your bucket list, you may want to make it happen sooner rather than later. The International Union for the Conservation of Nature (IUCN) says many of the Caribbean’s coral reefs are in decline and could vanish in the next 20 years. Data suggest that Caribbean coral habitats have declined by more than 50 percent since the 1970s and that this trend will continue if action is not taken to protect these beautiful marine ecosystems. More… Discuss

NEWS: UNESCO Worries Great Barrier Reef “in Danger”

UNESCO Worries Great Barrier Reef “in Danger”

The Great Barrier Reef is the largest coral reef in the world and a UNESCO World Heritage Site—and a dumping ground for dredged sediment if reef authorities have anything to say about it. A plan has been approved to dispose sediment there in January as part of a project to expand the Abbot Point port and make it one of the world’s biggest coal ports, and this has UNESCO worried. The reef is already facing decline as a result of climate change, pollution, and other human activities, and the dumping could do further damage. UNESCO is now considering listing the natural wonder as a World Heritage in Danger site. More… Discuss

Enhanced by Zemanta