how many nature oceans are on earth
Ocean
In the context of Earth , it refers to one or all of the major divisions of the planet's World Ocean – they are, in descending order of area, the Pacific , Atlantic , Indian , Southern (Antarctic) , and Arctic Oceans.
Ocean Sea Earth Ocean acidification Marine biogeochemical cycles Biological pump Effects of climate change on oceans Atlantic Ocean Permian–Triassic extinction event Coral reef Marine sediment Marine life Water on Mars Paleocene–Eocene Thermal Maximum Marine habitat Water Sea level rise Climate change Atlantic meridional overturning circulation African humid period Ocean thermal energy conversion Marine plastic pollution Marine habitats Human impact on marine life Soil Marine coastal ecosystem Carbon sequestration Climate change in Washington Marine microorganisms Kuroshio Current Table Mountain National Park Marine Protected Area Tropical cyclone Mediterranean Sea Marine food web Land Tide Snowball Earth Ecology Moon Abyssal plain Harmful algal bloom History of Earth Physical oceanography Wetland US FWS Charles H. Gilbert Lake metabolism Effects of climate change Climate variability and change Climate change in the United States Climate change mitigation Alkali metal Little Ice Age Paleocene Indian Ocean Environmental issues with coral reefs Maritime history of California False Bay Geography of Japan Oceanic carbon cycle Southern Ocean North Atlantic Aerosols and Marine Ecosystems Study Nuclear winter Future of Earth Oceanic freshwater flux Carbon cycle Diatom Plate tectonics Glossary of baseball terms Desert Light in painting Trace metal stable isotope biogeochemistry Wind Black Sea Abiogenesis Nature Silicon Ozone Carbon dioxide in Earth's atmosphere Arctic Ocean Titan (moon) Carbon dioxide Human impact on the environment Sun Coccolithophore History of Australia Greenland ice sheet Radiation effects from the Fukushima Daiichi nuclear disaster Hadley cell Mars Hydrothermal vent Deep biosphere Climate change in the Arctic 2004 Indian Ocean earthquake and tsunami Development communication Climate of Argentina Blockade of Germany (1939–1945) Climate of Mars Climate change in Australia Seagrass meadow History of life Atmosphere of Jupiter Convection Properties of water North Pacific right whale Economic history of the United States Everglades Life on Mars Chernobyl disaster Thermohaline circulation Ozone depletion Climate of the Arctic Mesopelagic zone Plastic pollution Lake ecosystem Dust astronomy Renewable energy Iron fertilization Iron Beluga whale Underwater environment Coos Bay Physiology of underwater diving Microplastics Ocean deoxygenation Euxinia Oxygen Planetary habitability Cold seep Evidence of common descent Climate change in Norway Rare-earth element Eocene Retreat of glaciers since 1850 Pelagic fish Space colonization Antarctica Effects of climate change on agriculture Aquaculture Atmosphere of Venus Venus Particulates List of US Navy ships sunk or damaged in action during World War II Economic history of the United Kingdom River ecosystem Seawater Challenger Deep Deforestation Ammonia Biodiversity loss Radiocarbon dating Haida Eddies Southern bluefin tuna Tipping points in the climate system Permafrost Lake Environmental policy of the Donald Trump administration 2020 Atlantic hurricane season Dead zone (ecology) Tectonic–climatic interaction Oceania Solar geoengineering Industrial Revolution Lake Erie History of climate change science White-tailed eagle European Union law Desalination Volcanism of Canada Baltic Sea Graphene Impact of the COVID-19 pandemic on the environment Low-nutrient, low-chlorophyll region Cyanobacteria Rain Cretaceous–Paleogene extinction event Coral Weather of 2010 Surfing Holocene extinction First Russian Antarctic Expedition Health effects of electronic cigarettes Coral bleaching Agriculture Enceladus Oil sands Thorium Diving rebreather Energy development Planktivore History of chemistry Environmental governance Lithium-ion battery Pollution in California High-nutrient, low-chlorophyll regions Marine mammal Supercapacitor Late Ordovician mass extinction Climate change in New Zealand Fracking in the United States Decompression theory Gaia hypothesis Europa (moon) Silviculture Wildfire Cathode-ray tube Diamond Carboniferous Climate change feedback Subglacial lake Tenerife Millennials Physiology of decompression Biodiversity Atmosphere of Mars Sedimentary rock Lightning Human nutrition Concrete Chesapeake Bay List of Supernatural and The Winchesters characters Ice core Star Galileo project Metal–organic framework Portugal Marine prokaryotes Shell growth in estuaries Climate system Italy Lead List of Dutch inventions and innovations Petroleum Mercury (planet) International Space Station Nutrient cycling in the Columbia River Basin Downwelling Sustainable energy Urban forestry Colorado River Glacier List of Supernatural characters Oceanography Natural gas Uranium mining List of Doctor Who universe creatures and aliens Volcano Snow Phytoplankton Sustainable agriculture Precipitation Cape Town Scuba diving Marine ecosystem Great Lakes Jet stream Primary production Natural scientific research in Canada Lipid pump Nitrogen Mineral Evolutionary history of plants Ocean heat content North Sea Nuclear power Sustainable fashion Rare Earth hypothesis Io (moon) Rebreather diving Ice Respiratory system Atmosphere of Earth Cloud Intraplate volcanism Tartan Marine protected area Organic farming Puerto Rico Niger Delta mangroves History of Eglin Air Force Base Mangrove forest Latin America Tuvalu Shutdown of thermohaline circulation Marine policy of the Barack Obama administration Water vapor Miscanthus × giganteus Economy of China Marine salvage Alpine lake Marine pollution Cooper's hawk Subduction Fertilizer Chiapas James Hansen Dissolved organic carbon History of the nude in art Geology of the Iberian Peninsula Triassic–Jurassic extinction event Norwegian Sea Extinction event Cetacea St. Johns River Ice drilling Planet Underwater diving Spacetime Mangrove Geological history of Earth Ocean temperature Marine primary production Gasoline Neanderthal Submarine communications cable Ecology of the San Francisco Estuary UN offensive into North Korea Solar System Sulfur cycle History of science and technology in Africa Biology Climate change adaptation Iran–Iraq War Offshore wind power Presidency of Donald Trump Jurassic Climate of India Photosynthesis Eutrophication Ocean stratification Periodic table Effects of climate change on ecosystems Climate change in Antarctica Invasive species Luftnachrichten Abteilung 350 Beach Concrete degradation Lithuania Sea surface temperature Sonora Europe Crocodilia Red imported fire ant Limestone Peatland American frontier Extraterrestrial atmosphere Groundwater Deepwater Horizon oil spill Snowy owl Salt marsh Zinc Volcanic ash Chlorine Lascar (volcano) History of Western civilization Cenomanian-Turonian boundary event Lithium Anoxic event Columbia River List of accidents and incidents involving military aircraft (1960–1969) BP Jupiter Bivalvia Chloroplast Helium Magnetic sail Coal Greece Geology of Tasmania Value-form Bird Uranus Nuclear power debate Passive daytime radiative cooling Climate sensitivity Andalusia List of accidents and incidents involving military aircraft (1955–1959) Silver Iceland California River Thames Frog Extinction risk from climate change Mount Everest Formation and evolution of the Solar System Climate change in Puerto Rico Imperial Roman army List of accidents and incidents involving military aircraft (1950–1954) Agulhas Bank Natural environment Air pollution History of Germany Sperm whale Kerala Institutional racism Plankton Logology (science) The Dresden Files characters Sediment Profile Imagery Sulfur Riau Islands Climate of the United Kingdom Aeolis quadrangle Ecosystem Geochemistry Common minke whale Sonar Biodiesel Political positions of Hillary Clinton South African labour law Human physiology of underwater diving Internal combustion engine Steam locomotive Fukushima nuclear accident Networked advocacy Age of Discovery Gold Physiological effects in space New Mexico Environmental impact of wind power Diving cylinder Well-being contributing factors Geology of the United States Geology British Columbia Submarine Texas Electricity sector in India Biodiversity of South Africa Radon Culture of the United Kingdom Brown dwarf Subprime mortgage crisis Climate change in Africa Greenhouse gas emissions Maritime history Venezuela England Zero-point energy Erosion Exergy Bathypelagic zone Great Oxidation Event Renewable energy debate Forests Commission Victoria Greenhouse effect 2011 Tōhoku earthquake and tsunami Water in California Biogeochemical cycle Israel Attribution of recent climate change Earth's magnetic field First Russian circumnavigation Weathering Mullion Cove Pacific Ocean History of broadcasting in Australia Geophysical MASINT Hydraulic fracturing History of France Foreign relations of India China Renewable energy commercialization Papua (province) Seaweed fertiliser Uranium Responses to the COVID-19 pandemic in April 2020 Dry suit Deep-sea community Habitable zone Native Americans in the United States Anaerobic digestion Bitumen Loggerhead sea turtle Anchialine system Arsenic Circumstellar habitable zone Common ostrich Ship Mechanism of diving regulators Saturation diving Carbon Exoplanet Global catastrophe scenarios Environmental effects of mining Photovoltaics American cuisine Ethnomusicology Lidar Surf break Liquefied natural gas Plant nutrition 2021 Atlantic hurricane season Upwelling List of Pokémon anime characters Aluminum electrolytic capacitor Thermodynamic temperature History of California (1900–present) Shark Mount Mazama History of the Netherlands Sustainable living Hugo W. Koehler List of modern great powers Sea surface microlayer France Reindeer Sweden Mediterranean tropical-like cyclone Technological and industrial history of 20th-century Canada Great Barrier Reef Coast Black carbon History of ice drilling Tritium Chile Aluminium Agriculture in the United Kingdom Piracy 2019–20 Australian bushfire season Athabasca oil sands Ocean Observatories Initiative Boring Billion Tsunami TRAPPIST-1 Atmospheric entry Albania Fish for finance Saharan dust Aquarium History of electromagnetic theory White wine Taiga Ireland Red-tailed hawk China–Pakistan Economic Corridor Hawaii Metalloid Breathing apparatus South America Diving safety Effects of climate change on the water cycle Nerve guidance conduit Electronic cigarette and e-cigarette liquid marketing German radio intelligence operations during World War II Ganymede (moon) Cattle Heceta Bank Teleost Perovskite solar cell Southeast Asian coral reefs Economic history of Portugal Water purification Schleswig-Holstein Wadden Sea National Park Long-eared owl Amphibian Arctic ecology Magma Water supply and sanitation in the United States Sahara Cambrian explosion Conservation and restoration of shipwreck artifacts Scotland History of science Meteorology Lemur Outer space Climatic regions of Argentina Supernova History of the United States Quebec Russia Sea turtle Lake Tauca Ecosystem of the North Pacific Subtropical Gyre Thin-film solar cell Circular economy Economic growth Betelgeuse United Kingdom labour law Methane emissions Plutonium Tornado Baleen whale Front (oceanography) Younger Dryas Manganese nodule South Africa Alkalinity Houtman Abrolhos Passive solar building design Sydney History of Detroit Environmental threats to the Great Barrier Reef Rocket engine Whale Cretaceous Ethiopia Magnetosphere of Jupiter Solar cell Big Sur US FWS Hugh M. Smith Global dimming Fusion power Methane Diego Garcia Plitvice Lakes National Park Humidity Climate change policy of the United States Siliceous ooze Reflection seismology Acid rain History of Cumbria Pinniped Globalization Netherlands Economy of India Augustin-Jean Fresnel Hummingbird Earth's energy budget Miscegenation Flood geology List of The Great Food Truck Race episodes Quaternary glaciation Fluorine Sabah Bioturbation Geology of solar terrestrial planets Action potential Fish physiology Norway Human factors in diving equipment design Electronic waste World War II by country Chronology of discoveries of water on Mars Coconut Groundwater pollution White dwarf Mosasaurus El Niño History of radar Dinosaur 2017 Atlantic hurricane season Wedge-tailed eagle Natural disasters in Nigeria Planetary boundaries Caspian Sea History of the United Kingdom Alaska United Kingdom constitutional law Salton Sea List of Assassin's Creed characters Sponge Marine biology Missouri River Alps Calcium carbonate Climate change in Indonesia Ocean current Direct deep-sea carbon dioxide injection Hurricane Hugo Prehistory of West Virginia Famine Economy of Egypt Hydrogen economy Homeostasis Extraterrestrial life Cephalopod China–United States relations Slavery in ancient Rome Coriolis force Phoenix (spacecraft) Soil respiration Vietnam Yellowstone National Park Wind stress Comet Florida Conservation biology History of the Southern United States Vacuum tube Louisiana Environmental impacts of animal agriculture Solar energy Tropical cyclones in 2015 Sea of Japan Extreme ultraviolet lithography Dolphin Japanese invasions of Korea (1592–1598) Newfoundland and Labrador Jellyfish Insect morphology Great Salt Lake Environmental impact of the petroleum industry Paleoclimatology Somalia Tree Terraforming Ethanol fuel in Brazil Transmission electron microscopy Nuclear fuel cycle Soil formation Timeline of Opportunity Hydrogen storage Productivity-improving technologies Moldova Yom Kippur War Solubility Economic history of France European debt crisis Landing Craft Assault Sea ice Sacramento River Geochemistry of carbon Seagrass Sierra Leone PH Cold War Sustainable Development Goal 14 Capacitor Mammal Geography of Tuvalu Methane clathrate Armies in the American Civil War River Trent External ballistics Jamaica 1257 Samalas eruption New Orleans Neptunium Agriculture in California Lead poisoning Atom Earth shelter Steppe eagle Fracking Tanzania Actinide Climate change in Greece History of Austria Finland Steady-state economy Geography and ecology of the Everglades Sea otter Next Generation Air Transportation System Cactus Havana Terraforming of Venus Nitrogen cycle Impact event Particulate inorganic carbon Climate change in Nigeria Fuel cell Metal Xenon monochloride Silica cycle Ceres (dwarf planet) Climate of Australia Potential applications of carbon nanotubes History of agriculture in China Ocean acidification in the Arctic Ocean Coastal management Israeli occupation of the West Bank Soil mechanics Particulate organic matter Environmental policy of the Joe Biden administration Economy of Morocco Posidonia Shale Sixth Labour Government of New Zealand History of the Philippines Aurora Economic impact of the COVID-19 pandemic 2003 invasion of Iraq Potential applications of graphene Avalanche Mekong Brazil Oligocene Neptune Health effects of Bisphenol A Fish Soil erosion Hurricane Katrina Geophysics Border control Energy policy of Canada Late Roman army Socialism Duluth, Minnesota Radar in World War II Long Island Sound Sardinia Dominican Republic Walter Munk South African Border War Salmon Earthquake prediction Genetically modified food controversies Malaria Field electron emission South African criminal law Mexico Heart Puget Sound faults Wake Island Role of Christianity in civilization Asteroid Aeroplankton United Kingdom Cornish Bronze Age Kiribati History of Missouri Climate change in Europe New Spain Australia Naval mine Greenhouse gas Titanic Cocaine History of Guatemala Colonization of Mars Biscayne National Park Flood Rocky Mountain National Park Water scarcity Miocene Second law of thermodynamics Pressure measurement Milky Way Chronology of the universe Climate change in Tuvalu Universe Next Generation EU Recycling Woody plant encroachment History of slavery Deep-sea fish Mauna Loa Grand Canyon 2022 Atlantic hurricane season European Union Heat transfer Gas exchange Vermont Lake Tahoe North Korea Dead Sea Banded iron formation Oyster reef restoration Last Glacial Maximum Climate change and Indigenous peoples Marine conservation The Spirit of the Age Peak oil Whaling in Japan Phosphorus Underwater acoustics Marine viruses Refrigeration Seabed Decompression practice Virginia History of cartography Economy of the United States Thunderstorm Soviet Union Snake River Copper Electrochemistry Economy of North Korea Gulf of Mexico Endangered Species Act of 1973 Temperature Contract Galaxy Espoo Sea of Azov List of My Hero Academia characters Nanoparticle Effects of climate change on human health San Francisco Bay Area United States Marine Corps Amphibious Reconnaissance Battalion Confederate States of America International sanctions during the Russian invasion of Ukraine Ocean world Welding History of Mexican Americans Hurricane Sandy Malnutrition Argentina Ultrapure water Fishkeeping Climate change in South Korea New Deal 20th century in science Earthquake New York City Estonia Discworld (world) Maritime history of the United Kingdom 2015 Pacific hurricane season Pakistan Beach nourishment Montana Mixed layer Generation Z in the United States Fin whale History of socialism Kinetic isotope effect Nepal Esopus Creek Manganese Lakes on Mars Geology of Venus Diel vertical migration Hydrogen Green sea turtle Morocco Nuclear weapon design Sewage treatment Serbia Air pollution in the United States Health effects of radon Domestication of the dog Embanking of the tidal Thames List of accidents and incidents involving military aircraft (1945–1949) Open energy system models Agricultural pollution Wind wave Chromium Archaea Cement kiln Lichen Eurasian goshawk Geology of the Pyrenees Effects of Hurricane Irma in Florida History of Poland (1945–1989) Forage fish Thermoelectric materials Climate change in Canada History of Lisbon Vilnius General der Nachrichtenaufklärung Adolescence Planck's law Timeline of the Fukushima Daiichi nuclear disaster List of Fables characters Greenhouse gas emissions by Turkey Environmental impact of nuclear power Women in Islam Kardashev scale Greenhouse and icehouse Earth United Kingdom enterprise law List of Garo characters Kyoto Protocol Surface-supplied diving History of Tunisia Hurricane Irma Speed of sound Extraterrestrial liquid water Dugong Eddy diffusion Copper in architecture WASH 2007–2008 financial crisis Nigeria Urban ecology Denmark Heavy water Starfish Public opinion on climate change 2018 Pacific hurricane season Apocalyptic and post-apocalyptic fiction Wind turbine design Pahang Cambodia Environmental impact of concrete Grid energy storage Economic policy of the Donald Trump administration Hydroponics Environmental impact of fracking in the United States List of unusual units of measurement 3D printing Bangladesh South Korea 2022 Hunga Tonga–Hunga Haʻapai eruption and tsunami Saudi Arabia Nonmetal Hubble Space Telescope Inuit culture Urbanization Organic solar cell Cement Turkey History of Poles in the United States Hudson River ASEAN Biomass (energy) Haber process Botany