This Copernicus Sentinel-2 picture exhibits a part of one of many world’s pure wonders – the Nice Barrier Reef within the Coral Sea off the east coast of Queensland, Australia.
Zoom in to discover this picture at its full decision or click on on the circles to be taught extra.
The Nice Barrier Reef extends for almost 2300 km and covers an space of greater than 344 000 sq km, roughly the scale of Italy. It’s the largest dwelling organism on Earth and the one dwelling factor the bare eye can see from house.
Regardless of its title, the Nice Barrier Reef isn’t a single reef, however an interlinked system of about 3000 reefs and 900 coral islands, divided by slender passages. An space of biodiversity equal in significance to tropical rainforests, the reef hosts greater than 1500 species of tropical fish, 400 sorts of coral, a whole lot of species of fowl and seaweed and hundreds of marine animals, together with sharks, barracuda and turtles.
In recognition of its significance the reef was made a UNESCO World Heritage Website in 1981.
The part of reef seen right here is the southern half off the coast of the Shire of Livingstone in Central Queensland. A part of the mainland and the islands surrounding the coast are seen within the backside left nook. The tan-coloured sea alongside the coasts is because of sediment within the water.
A series of small coral islands may be seen scattered throughout the centre of the picture. The blue hues of the coral distinction with the darkish waters of the Coral Sea.
A part of the reef is roofed by clouds dominating the higher a part of the picture. The clouds type a surprisingly straight line, additionally seen as a definite shadow forged over the islands under.
Coral reefs worldwide endure common injury on account of local weather change, air pollution, ocean acidification and fishing. Moreover, they’re more and more underneath menace from coral bleaching, which happens when the algae that makes up the coral die, inflicting it to show white. This phenomenon is related to elevated water temperatures, low salinity and excessive daylight ranges.
Whereas these coral reefs are ecologically necessary, they’re tough to map from survey vessels or plane due to their distant and shallow location. From their vantage level in house, Earth-observing satellites resembling Copernicus Sentinel-2, supply the means to watch the well being of reefs throughout the globe.
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