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A coral reef is an underwater ecosystem characterized by reef-building corals. Reefs are formed of colonies of coral polyps held together by calcium carbonate. [1] Most coral reefs are built from stony corals, whose polyps cluster in groups. Coral belongs to the class Anthozoa in the animal phylum Cnidaria, which includes sea anemones and ...
She also serves as one of three co-chairs for the coral reef Census of Marine Life. She is the author of the book Citizens of the Sea which was published by National Geographic in 2010 [4] to celebrate the end of the Census of Marine Life. In 2011, Knowlton received the 17th Annual Heinz Award with special focus on the environment. [5]
On Thursday, as a National Geographic expedition was exploring the waters around the Solomon Islands, its members spotted something that looked like a shipwreck underwater. “Just when we think ...
The coral was discovered at the southeastern tip of the Solomon Islands, in an area known as the Three Sisters. It was spotted by a National Geographic team embarking on a scientific expedition in ...
Canton Island typifies the isolated coral atolls dotting the Pacific Ocean. The Structure and Distribution of Coral Reefs, Being the first part of the geology of the voyage of the Beagle, under the command of Capt. Fitzroy, R.N. during the years 1832 to 1836, was published in 1842 as Charles Darwin's first monograph, and set out his theory of the formation of coral reefs and atolls.
The mega coral was spotted during a scientific expedition launched by the National Geographic Pristine Seas program in October to study ocean health in the Solomon Islands.
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