Records drawn from coral samples also showed a pronounced recurring pattern of variable ocean-atmosphere climatic conditions – known as decadal oscillation – indicating that periods of enhanced ...

The coral, with a circumference of about 600 feet, consists of a network of coral polyps. It is an independent structure that has grown continuously for hundreds of years.

Not only are they diverse communities, but the coral skeletons - like trees - contain potentially long term records of climate. Aa Aa Aa Corals reefs are communities of organisms in which corals ...