Bits and pieces of information about Corals

-Coral reefs are among the oldest ecosystems on Earth.


-Coral reefs are the largest living structure on the planet.


-Although coral reefs cover less than 1% of the Earth’s surface, they are home to 25% of all marine fish species.


-500 million people rely on coral reefs for their food and livelihoods.


-Coral reefs form natural barriers that protect nearby shorelines from the eroding forces of the sea, thereby protecting coastal dwellings, agricultural land and beaches.


-Without the existence of coral reefs, parts of Florida would be under water.


-Coral reefs have been used in the treatment of cancer, HIV, cardiovascular diseases and ulcers.


-Corals' porous limestone skeletons have been used for human bone grafts.


-It is estimated that coral reefs provide $375 billion per year around the world in goods and services.


-If the present rate of destruction continues, 70% of the world's coral reefs will be destroyed by the year 2050.

source : http://www.nature.org/joinanddonate/rescuereef/explore/facts.html