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Endangered Waves can empower and incentivize surfers (there are 24 million worldwide) to monitor the health of their coastlines through crowdsourced data. Surfers can use this app to create crowdsourced data to identify and then reduce hazards in their local surf breaks. In the US, tourism and recreation comprise 72% of employment in the ocean economy and 31% of its gross value. Creating apps that cater to this market isn’t indulgent, it’s good business sense. The benthic zones are aphotic and correspond to the three deepest zones of the deep-sea. The bathyal zone covers the continental slope down to about 4,000 meters (13,000 ft). The abyssal zone covers the abyssal plains between 4,000 and 6,000 m. Lastly, the hadal zone corresponds to the hadalpelagic zone, which is found in oceanic trenches. The report says much more knowledge is needed about the ocean. The authors say the world needs a Mission to “Planet Ocean” to mirror the excitement of voyaging to the moon and Mars. “It’s estimated that 95 per cent of the liveable space on our planet is in the ocean,” said Dr Carole Baldwin, curator of fishes at the Smithsonian’s National Museum of Natural History and lead author of the study. It looks like a fish, moves like a fish, but it’s definitely a robot. It’s name is SoFi (short for soft robotic fish), and according to its creators at MIT’s computer science and AI lab CSAIL, it’s the most versatile bot of its kind. And with its built-in cameras, scientists should be able to use SoFi to get close to the ocean’s inhabitants without spooking them — hopefully giving us greater insight into the lives of under-observed sea creatures. Oceanographers divide the ocean into different vertical zones defined by physical and biological conditions. The pelagic zone includes all open ocean regions, and can be divided into further regions categorized by depth and light abundance. The photic zone includes the oceans from the surface to a depth of 200 m; it is the region where photosynthesis can occur and is, therefore, the most biodiverse. Because plants require photosynthesis, life found deeper than the photic zone must either rely on material sinking from above (see marine snow) or find another energy source. Hydrothermal vents are the primary source of energy in what is known as the aphotic zone (depths exceeding 200 m). The pelagic part of the photic zone is known as the epipelagic. OMI serves to enrich and expand the public’s understanding of ocean science and conservation through the collaborative creation, exhibition, and open-distribution of innovative visual media as well as artistic approaches to ocean education. An ocean (from Ancient Greek Ὠκεανός, transc. Okeanós, the sea of classical antiquity[1]) is a body of saline water that composes much of a planet’s hydrosphere.[2] On Earth, an ocean is one of the major conventional divisions of the World Ocean. These are, in descending order by area, the Pacific, Atlantic, Indian, Southern (Antarctic), and Arctic Oceans.[3][4] The word sea is often used interchangeably with “ocean” in American English but, strictly speaking, a sea is a body of saline water (generally a division of the world ocean) partly or fully enclosed by land.[5] 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. Plastic is everywhere – even the deepest parts of the ocean are now awash with it. The deep ocean houses an ecosystem that has learned to thrive without sunlight or warmth. Welcome to the abyss. 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. Ocean (łac. Oceanus, stgr. Ὠκεανός Okeanos – u starożytnych Greków i Rzymian mityczna rzeka oblewająca cały świat, także nazwa jej boga) [1] – wielka część hydrosfery ziemskiej, stanowiąca rozległy obszar słonej wody. Wody słone pokrywają w sumie blisko 3/4 (70,8%) Ziemi. Powierzchnia oceanów wynosi ok. 361 mln km², a ich łączna objętość ok. 1,3•1018 m³. The ocean covers more than two-thirds of our planet, and there’s so much of it left unexplored. How are we humans supposed to blend in to uncover all of its secrets, when our observation tools are hooked to clunky vehicles with fish-scaring propellers and jets? To put into perspective just how deep the oceans go, created the illustration below (click the image for a larger version). ©2018 · 1A, Heienhaff · L-1736 Senningerberg · Luxembourg · Ocean currents greatly affect Earth’s climate by transferring heat from the tropics to the polar regions. Transferring warm or cold air and precipitation to coastal regions, winds may carry them inland. Surface heat and freshwater fluxes create global density gradients that drive the thermohaline circulation part of large-scale ocean circulation. It plays an important role in supplying heat to the polar regions, and thus in sea ice regulation. Changes in the thermohaline circulation are thought to have significant impacts on Earth’s energy budget. In so far as the thermohaline circulation governs the rate at which deep waters reach the surface, it may also significantly influence atmospheric carbon dioxide concentrations. Despite making up more than 70% of the Earth’s surface, there is still much about the oceans that we do not know. JPI Oceans   •   Rue du Trône 130, 1050 Brussels, Belgium Tel. +32 (0)2 626 16 60   •   Fax: +32 (0)2 626 16 61   • Website developed and maintained by VLIZ | Privacy and Cookie policy What is it like to stand on the ocean floor? What do you learn from a lifetime spent in the heart of the sea?  The total mass of the hydrosphere is about 1.4 quintillion metric tons (7018140000000000000♠1.4×1018 long tons or 7018150000000000000♠1.5×1018 short tons), which is about 0.023% of Earth’s total mass. Less than 3% is freshwater; the rest is saltwater, almost all of which is in the ocean. The area of the World Ocean is about 361.9 million square kilometers (139.7 million square miles),[9] which covers about 70.9% of Earth’s surface, and its volume is approximately 1.335 billion cubic kilometers (320.3 million cubic miles).[9] This can be thought of as a cube of water with an edge length of 1,101 kilometers (684 mi). Its average depth is about 3,688 meters (12,100 ft),[9] and its maximum depth is 10,994 meters (6.831 mi) at the Mariana Trench.[29] Nearly half of the world’s marine waters are over 3,000 meters (9,800 ft) deep.[16] The vast expanses of deep ocean (anything below 200 meters or 660 feet) cover about 66% of Earth’s surface.[30] This does not include seas not connected to the World Ocean, such as the Caspian Sea. For adding additional datasets you want listed email or leave a comment in the Comments Thread.  We very much want you on board this wave, with upswells worldwide of people who will inherit the 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”. In 1960, the Trieste successfully reached the bottom of the trench, manned by a crew of two men. New studies show complex effects of carbon dioxide on fish population. Many studies have shown that larvae of various fish species can be negatively affected by ocean acidification. Acidification is caused by large amounts of carbon dioxide (CO2) entering the seawater from the atmosphere. 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