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The goal of the Big Ocean Button Challenge is to advance development of and investment in ocean data products and services. Many sectors can benefit from solutions for organizing and standardizing ocean data. Some applications that are in need of ocean services include: A zone of rapid salinity increase with depth is called a halocline. The temperature of maximum density of seawater decreases as its salt content increases. Freezing temperature of water decreases with salinity, and boiling temperature of water increases with salinity. Typical seawater freezes at around −1.9 °C at atmospheric pressure. If precipitation exceeds evaporation, as is the case in polar and temperate regions, salinity will be lower. If evaporation exceeds precipitation, as is the case in tropical regions, salinity will be higher. Thus, oceanic waters in polar regions have lower salinity content than oceanic waters in temperate and tropical regions.[55] Some delegations were already hostile, but Pardo was well prepared and passionate, even lyrical. The dark oceans, he said, “were the womb of life”. He then quoted John Mero’s research into the “astounding” contents of the billions of nodules lying untouched on the seabed – enough aluminium to last 20,000 years, zirconium for 100,000 years and cobalt for 200,000 years. We must know the value of our ocean to ensure conservation has a voice in ocean development. The Nature Conservancy’s Rob Weary explains how the group brokered an innovative financing deal that could serve as a model for ocean protection in island developing nations.13 days ago Nine teams are advancing in the XPRIZE Foundation’s $7 million contest to create technologies that will scale up humanity’s ability to understand and chart the deep ocean.10 days ago As scientists from around the world gathered in San Diego this week at the Sixth International Marine Debris Conference, much of the discussion has been about plastic pollution of the ocean. In particular, synthetic microfibers that clothing sheds in washing machines passing through wastewater treatment plants and into the sea. When you purchase the 4Ocean Signature Blue and Limited Edition Coral Reef Bracelets, we will remove two pounds of trash from the ocean and coastlines and also help to restore and regrow coral reefs through our partnership with the Coral Restoration Foundation*. These bracelets represent your support. A Wave Glider named Europa is slowly crossing the Pacific, listening for whale songs. If the robot finds evidence that humpbacks congregate in the remote open ocean, it could help scientists protect endangered populations of the marine mammal.28 days ago The Mars ocean hypothesis suggests that nearly a third of the surface of Mars was once covered by water, though the water on Mars is no longer oceanic (much of it residing in the ice caps). The possibility continues to be studied along with reasons for their apparent disappearance. Astronomers think that Venus had liquid water and perhaps oceans in its very early history.[citation needed] If they existed, all later vanished via resurfacing. Scientists testing North Atlantic mesopelagic fish eaten by the ocean’s top predators found that nearly 75 percent were contaminated with microplastic fibers. Researchers have also discovered microplastics in the scat of gray seals and in the Atlantic mackerel they eat.23 days ago The Ocean Supercluster recognizes that ocean strengths and capabilities—largely in the Atlantic Provinces—can be leveraged to accelerate the development and benefits of ocean resources for all of Canada. Research ships are vital for advancing marine science but are costly to operate. Oscar Pizarro, a scientist at the University of Sydney’s Australian Centre for Field Robotics and the Schmidt Ocean Institute, thinks automated expeditions are the future of ocean science.about 1 month ago Plastic is everywhere – even the deepest parts of the ocean are now awash with it. The scaly foot snail is another rare creature only known to live in two spots in the ocean, both of which are licensed for mining. Supercritical fluids, although not liquids, do share various properties with liquids. Underneath the thick atmospheres of the planets Uranus and Neptune, it is expected that these planets are composed of oceans of hot high-density fluid mixtures of water, ammonia and other volatiles.[86] The gaseous outer layers of Jupiter and Saturn transition smoothly into oceans of supercritical hydrogen.[87][88] The atmosphere of Venus is 96.5% carbon dioxide, which is a supercritical fluid at its surface. The rariphotic is a sort of “missing link” between medium-light reef zones and the lightless ocean beneath, known as the aphotic zone. 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. He was still chuckling when he spoke, sage from much experience of ocean travel. Do głównych form ukształtowania dna oceanicznego zalicza się: We very much want you on board this wave, with upswells worldwide of people who will inherit the oceans.   Beaked whales can dive 2,000 metres below the ocean’s surface. Why and how do they do it? W wodzie oceanicznej znajduje się od 33 do 38 promili (licząc wagowo) różnych soli nieorganicznych. Stężenie to jest różne w różnych miejscach, lecz proporcje jonów są stałe. W kilogramie wody o stężeniu 35 promili znajduje się: First, there were the fish. Then (about 400 million years later) there was a lot of fishing. That’s when we came along. An eclectic bunch of design thinkers, business consultants, journalists, and scientists, we believe in the power of entrepreneurship and collaboration as potent forces for positive change in the world—including in the oceans. The fish themselves may be different species each year, brought from a different part of the ocean. The gas giants, Jupiter and Saturn, are thought to lack surfaces and instead have a stratum of liquid hydrogen, however their planetary geology is not well understood. The possibility of the ice giants Uranus and Neptune having hot, highly compressed, supercritical water under their thick atmospheres has been hypothesised. Although their composition is still not fully understood, a 2006 study by Wiktorowicz and Ingersall ruled out the possibility of such a water “ocean” existing on Neptune,[60] though some studies have suggested that exotic oceans of liquid diamond are possible.[61] Dolphin Days is a festive celebration of our natural world starring the ocean’s most playful ambassador, the Atlantic Bottlenose Dolphin. Reef ecosystems just below the mesophotic zone – the maximum depth at which tropical reef-building corals can survive – have been largely ignored by ocean explorers. Then join UNESCO’s IOC to design the UN Decade of Ocean Science and have your say about the next 10 years of ocean science development! Scientists surveying an ocean area targeted for deep-sea mining have shown how much is left to discover about the biodiversity of the Clarion-Clipperton Zone, a five-million-square-kilometre region in the central Pacific Ocean. Five men were floating about in a boat in the Southern ocean. He told BBC News: “There’s a continuous process of exploring for new things to exploit in the oceans, and that’s happening faster than we scientists can keep up with. My suspicion is legislation is also struggling to keep up – and obviously there are risks in that.” Seychelles has announced two new Marine Protected Areas covering 210,000 square kilometers of biodiverse ocean waters. Plastic is everywhere – even the deepest parts of the ocean are now awash with it. A PR campaign conveyed a determined effort to find manganese nodules. These potato-sized rocks lie scattered in the abyss, the great plains of the deep ocean. According to a scientific meeting at the Museum this week, mining the deep ocean for minerals could cause wide-ranging, decades-long disturbances to the seafloor’s diverse ecosystems. The Sustainable Ocean Alliance (SOA) is a global organization that advances the impact of start-ups, social enterprises and youth-centered initiatives that are developing solutions to protect and sustain our ocean. 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