Frequent oil spills, municipal sewage pollution, industrial pollution, bycatch during irresponsible and outdated fishing activities all threaten the marine life in the Atlantic Ocean. Historically there are four ocean basins that include the three major oceans and the Arctic Ocean. Technically, there is only a single ocean: the world ocean. Dictionary Ocean : The whole body of salt water that covers nearly three fourths of the surface of the earth. The maximum recorded depth is found to be 18,456 feet. How Many Countries Are There In The World? The area occupied by the ocean is about 15,558,000 square km, and its coastline extends for 45,389 km. This is the second largest ocean in the World. The Pacific Ocean covers  28% of the global surface which is roughly equivalent to all of the landmasses combined. It supplies us with food and many other resources. This ocean extends from the shores of Antarctica to the line of latitude at 60 degrees South. How many oceans are there See answer ayuuda ayuuda Answer: There is only one global ocean. The Pacific Ocean is also home to the Mariana Trench, which is the deepest part of the ocean. • What is the Hydrologic Cycle? The Southern Ocean is home to unique species specially adapted to survive the frigid weather conditions. Coriolis Effect: Air Circulation in the Atmosphere. The warm tropical waters of the ocean support a great diversity of life. Though the Southern Ocean does not have a landmass bordering it to the north, it is treated as a separate oceanic division due to the difference in water properties of the ocean south of the 60° S latitude. Why It's Like the Glue for Rock and Soil, Earth’s Crust: Oceanic Crust vs Continental Crust, about 80% of all oceans in the world are unexplored, Great Oxygenation Event: How Oxygen Filled the Atmosphere. Overfishing in the Pacific has also depleted its marine wealth greatly. While there is only one global ocean, the vast body of water that covers 71 percent of the Earth is geographically divided into distinct named regions. This part of the Earth’s systems is known as the hydrosphere. Very often they are named with the 5 oceans of the world. All Rights Reserved. The Arctic Ocean has a roughly circular basin that is nearly completely enclosed by the continental landmasses of North America, Eurasia, Greenland, and several smaller islands. Green? There are 5 oceans: Historically, there are four oceans: Atlantic, Pacific, Arctic, and Indian. It is the standard classification that is held by National Geographic. WWF Report: Wildlife Has Declined 68% Since 1970, The Speaking Style of Some Languages May Help Spread COVID-19, This Island is the Westernmost Point of the United States. For elementary and primary students throughout the 20th century, learning about the oceans was one of the earliest concepts in geography. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Like regular oceans and frozen oceans, its floor is made up of gravel, although there are scarce patches of dirt, sand and clay on underwater peaks. Recently, giant digital platforms such as Alibaba have engaged […], There are now important opportunities for academia and certain industries to harness the potential of large volumes of routinely collected […], Forests need water. Approximately, 80% of the ocean hasn't been mapped or explored. The Indian Ocean is the third largest ocean. Depending on the designation, there are 3, 4, or 5 oceans in the world. In the U.S., where over half of us live along the coast and more than 78 percent of our overseas trade by volume comes and goes along our marine highways, the health of our coasts is intricately connected to the health of our nation's economy. Despite the ice and cold, humans have managed to live there and even explore. All maps, graphics, flags, photos and original descriptions © 2020 worldatlas.com. Last updated: 04/09/20 This results in the release of natural gases, organisms, and nutrients that were all trapped in the ice. 4 For Others. Historically there are four ocean basins that include the three major oceans and the Arctic Ocean. Plant life in the Arctic Ocean is scarce except for abundant volumes of phytoplanktons. The Arctic Ocean is located in a polar climatic zone characterized by frigid year-round temperatures. As per estimates, 97% of the water on our planet is found in the ocean. Want more Science Trends? By Antonia Čirjak on August 19 2020 in Geography. The abundance of phytoplanktons and aquatic flora supports a complex food chain. The number of oceans in the world depends on the perspective. Sail the 5 oceans. The ocean remains one of the most unexplored places on Earth. Salmon, cod, squid and drowned are able to spawn in cold ocean biomes, alongside all the other common hostile mobs. There are also many small land masses which we call as islands, but continents are very large in size compared to these islands. This ocean is also the coldest of the world’s oceans. 2).Arctic ocean. The boundaries between these regions have evolved over time for a variety of historical, cultural, geographical, and scientific reasons. The International Hydrographic Organization (IHO), which first convened in 1919 (and was originally referred to as the International Hydrographic Bureau (IHB)), is the inter-governmental organization that creates the international agreement of ocean borders and names. However, today we recognize 5 oceans in the world, with the Southern Ocean added to the list. The Bering Strait connects the Arctic Ocean to the Pacific Ocean. Since the Atlantic Ocean is vast, its climate varies widely from the north to the south. The area of the Atlantic Ocean is about 106,460,000 square km (41,100,000 sq mi). However, most countries - including the United States - now recognize the Southern (Antarctic) as the fifth ocean basin. 3).Atlantic ocean . It is estimated that by 2040, the majority of the ice (if not all) will be melted because of global warming. The Southern Ocean is a proposed ocean surrounding Antarctica with a northern limit of 60°S. However, there is only one Global Ocean. Petroleum deposits on the Atlantic’s floor, precious stones, placer deposits, and polymetallic nodules are abundant. The Arctic Ocean includes Baffin Bay, Barents Sea, Beaufort Sea, Chukchi Sea, East Siberian Sea, Greenland Sea, Hudson Bay, Hudson Strait, Kara Sea, Laptev Sea, Northwest Passage, and other tributary water bodies.

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