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Oceans Deeply is designed to help you understand the complex web of environmental, social and economic issues facing the world’s oceans. Our editors and expert contributors work to bring you greater clarity and comprehensive coverage of ocean health. One reason fish are so diverse is that 70 percent of the planet is covered in water. The animals in this group live in a variety of habitats ranging from coral reefs and kelp forests to rivers, streams, and the open ocean. Another is that fish are very old on the evolutionary scale. According to fossil records, they have been on Earth for more than 500 million years! The total number of living fish species—about 32,000— is greater than the total of all other vertebrate species (amphibians, reptiles, birds, and mammals) combined. The first inkling that the ocean floor might hold a treasure trove of minerals came in the late 19th Century when a Royal Navy ship, HMS Challenger, was sent on a pioneering expedition. Instead of exploring the coasts of new lands, the ship was to investigate the oceans themselves. This acceleration of the current takes place in the direction of waves and dominant wind. Accordingly, when the sea depth increases, the rotation of the earth changes the direction of currents, in proportion with the increase of depth while friction lowers their speed. At a certain sea depth, the current changes direction and is seen inverted in the opposite direction with speed current becoming nul: known as the Ekman spiral. The influence of these currents is mainly experienced at the mixed layer of the ocean surface, often from 400 to 800 meters of maximum depth. These currents can considerably alter, change and are dependent on the various yearly seasons. If the mixed layer is less thick (10 to 20 meters), the quasi permanent current at the surface adopts an extreme oblique direction in relation to the direction of the wind, becoming virtually homogeneous, until the Thermocline.[38] “One Ocean” takes viewers on a journey from the intense heat of the tropics to the planet’s frozen poles. Life has spread to almost every part of the ocean, but there are many different worlds within it, and each presents unique challenges. Theoretical models have been used to predict with high probability that GJ 1214 b, detected by transit, is composed of exotic form of ice VII, making up 75% of its mass,[70] making it an ocean planet. Agitated Ocean – ciemny turkus przytłumiony błękitem, z którym odkryjesz ocean możliwości. Wyrazista barwa stworzy świetne połączenie z każdym kolorem palety i nie pozwoli Ci pozostać w cieniu. But his instrument was never used on the ocean lines, and, indeed, it was not adapted for them. Each bracelet purchased removes one pound of trash from the ocean. It’s always been there, but a layer of the ocean is so distinct from the waters above and below it that it needed its own category. hello@oceanobservations.com The Ocean Cleanup is pleased to announce Lonneke Holierhoek has joined the organization as Chief Operations Officer, taking on the challenge of managing the development of The Ocean Cleanup’s technology towards execution.  In 2018 The Ocean Cleanup is set to deploy its very first ocean cleanup system in the North Pacific… The Antarctic Circumpolar Current encircles that continent, influencing the area’s climate and connecting currents in several oceans. The word « ocean » comes from the figure in classical antiquity, Oceanus (/oʊˈsiːənəs/; Greek: Ὠκεανός Ōkeanós,[13] pronounced [ɔːkeanós]), the elder of the Titans in classical Greek mythology, believed by the ancient Greeks and Romans to be the divine personification of the sea, an enormous river encircling the world. Time series observations at critical or representative locations are one essential element of a global ocean observing system to complement a range of other approaches. They can provide: a unique view of the full temporal behavior of a system; accurate reference and long-time baseline data; and the maximum possible range of interlinked variables from the seafloor to the atmosphere while enabling shared resources. The Big Ocean Button Challenge is a $100,000 app development competition to turn ocean data, into the products and services we need. Scientists designed SoFi to solve several problems that bedevil oceanic robotics. Problem one: communication. Underwater vehicles are typically tethered to a boat because radio waves don’t do well in water. What SoFi’s inventors have opted for instead is sound. When you purchase the 4Ocean Limited Edition Coral Reef Bracelet, we will remove one pound of trash from the ocean and coastlines and also help to restore and regrow coral reefs through our partnership with the Coral Restoration Foundation*. This bracelet represents your support. The motions of the ocean surface, known as undulations or waves, are the partial and alternate rising and falling of the ocean surface. The series of mechanical waves that propagate along the interface between water and air is called swell.[citation needed] But today, Pardo’s vision is becoming reality as the UN’s International Seabed Authority has drawn up maps dividing the ocean into blocks. Vast and wondrous, our ocean covers more than 70% of our planet. It controls the weather and climate. It provides life, food and medicine. It is key to a thriving global economy and has inspired art, poetry and tales of adventures for centuries. Yet through neglect and a startling lack of access it has lingered as an afterthought in our conservation and exploration efforts. Viking introduces the definitive way to explore the world in comfort. We call them Ocean & River Voyages, an innovative marriage of our award-winning river and ocean cruises. Designed for those who want to get the most from our rivers and oceans itineraries, these enriching journeys highlight the historic treasures, colorful cultures and seldom-seen sights of both inland and coastal destinations, so you’ll enjoy the full Viking experience on one seamless itinerary. These are epic voyages that only Viking can provide. WWF is working collaboratively on the brightest conservation ideas that focus on building a more resilient ocean through sustainable fishing practices and protecting important regions, like the Arctic and threatened mangrove forests. Deep-sea mining plans need a better grasp of ocean floor ecosystems He was still chuckling when he spoke, sage from much experience of ocean travel. Adrian Glover, a marine biologist at the NHM, has an analogy. Imagine trying to survey a rainforest while hovering in a hot air balloon. Making the task harder is a thick fog. And all you can do is lower a bucket at a few random points to drag up the odd branch and lump of soil. “Think of all the things you’d miss,” he says. “That’s what it’s like investigating the deep ocean.” Odkrycie umożliwiły pomiary prowadzone przez sondę Cassini. Badania prowadzone przez Luciano Iessa z Uniwersytetu La Sapienza w Rzymie, opublikowane w czasopiśmie “Science”, pokazują, że w ciągu trzech przelotów w pobliżu Enceladusa między 2010 i 2012 rokiem, prędkość sondy Cassini nieznacznie zmieniała się w odpowiedzi na wahania w polu grawitacyjnym księżyca. Właśnie to naukowcy tłumaczą obecnością dużego zbiornika ciekłej wody w okolicach bieguna południowego księżyca. Istnienie podziemnego oceanu może być także źródłem gwałtownych wybuchów pary, obserwowanych na powierzchni księżyca. Another of the authors, the chief scientist for the UK government’s environment department Ian Boyd, agreed: “The ocean is out of sight, out of mind,” he said. Oceana Canada, an ocean research charity, is hoping citizen scientists in Halifax armed with DNA kits will help them sniff out seafood fraud. (Elaine Thompson/Associated Press) Ocean resources are one of Canada’s most significant potential advantages, with the longest coastline and the fourth largest ocean territory in the world. The Ocean Supercluster will foster new partnerships with industry, post-secondary, government, and other partners, including indigenous communities, to accelerate innovation and commercialization and to drive increased sustainable economic growth from our oceans. The deepest point in the ocean is the Mariana Trench, located in the Pacific Ocean near the Northern Mariana Islands. Its maximum depth has been estimated to be 10,971 meters (35,994 ft) (plus or minus 11 meters; see the Mariana Trench article for discussion of the various estimates of the maximum depth.) The British naval vessel Challenger II surveyed the trench in 1951 and named the deepest part of the trench the “Challenger Deep”. 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