Is 170,303,600,000 square meters as big as The Great Barrier Reef?
It's about half as big as The Great Barrier Reef
The size of The Great Barrier Reef is about 348,000,000,000 square meters.
(a.k.a. Barrier Reef) (Coral Sea, off Queensland, Australia) (approximate)
The Great Barrier Reef, the largest such reef in the world, covers about 348,000,000,000 square meters. Reefs, such as the Great Barrier, grow in diameter at a rate of 1 to 3 cm per year.
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