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Oct 19, 2023 · A sea can be more than 2.6 million square kilometers (1 million square miles) in area, such as the Caribbean Sea. Or, it can be as tiny as the Sea of Marmara, which is less than 12,950 square kilometers (5,000 square miles) in area. This tiny Turkish sea connects the Aegean Sea and the Black Sea. A sea can also be very warm for most of the year.
Oct 19, 2023 · The ocean is a huge body of saltwater that covers about 71 percent of Earth’s surface. The planet has one global ocean, though oceanographers and the countries of the world have traditionally divided it into four distinct regions: the Pacific, Atlantic, Indian, and Arctic oceans.
Explore the Marine Life Encyclopedia to learn fun facts and more about your favorite marine animals. From sharks and sea turtles to ecosystems and corals, you’re in the right place to take a deep dive into life under the sea.
Deep Sea; Coasts & Shallow Water; Poles; Census of Marine Life; Planet Ocean. Tides & Currents; Waves, Storms & Tsunamis; The Seafloor; Temperature & Chemistry; Through Time. Ancient Seas; Extinctions; Evolution; The Anthropocene; Conservation. Fishing; Pollution; Habitat Destruction; Invasive Species; Acidification; Climate Change; Gulf Oil ...
The words “ocean” and “sea” are often used to mean the same thing. A sea, however, is a small area of an ocean, usually with land on several sides. The Mediterranean, nestled between Africa and Europe, the Baltic in northern and central Europe, and the Caribbean between North, Central, and South America are all seas.
Oceanographers divide the majority of the ocean midwater into five broad zones. The very deepest depth of the ocean is roughly 2,000 meters deeper than Mount Everest is tall—36,070 feet deep (10,994 m)! Each zone has a different mix of species adapted to its specific light level, pressure, temperature, and community.
What is an ocean? What are the five oceans of Earth? Which is the largest ocean on the Earth? How much of the water found on Earth exists in the oceans? Should bottled water be banned to lower plastic pollution in the ocean? ocean, continuous body of salt water that is contained in enormous basins on Earth’s surface. ocean zonation.
