nearshore plain

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• abyssal plain — Flat seafloor area at a depth of 10,000–20,000 ft (3,000–6,000 m), generally adjacent to a continent. The larger plains are hundreds of miles wide and thousands of miles long. The plains are largest and most common in the Atlantic Ocean, less… …   Universalium

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• coastal landforms — ▪ geology Introduction       any of the relief features present along any coast, the result of a combination of processes, sediments, and the geology of the coast itself.       The coastal environment of the world is made up of a wide variety of… …   Universalium

• Kotelny/Faddeyevsky Island — Kotelny Island ( ru. Остров Котельный) and Faddeyevsky Island (О. Фаддеевский) are part of the Anzhu Islands subgroup of the New Siberian Islands located between the Laptev Sea and the East Siberian Sea in the Russian Arctic. They are usually… …   Wikipedia

• Marine transgression — A marine transgression is a geologic event during which sea level rises relative to the land and the shoreline moves toward higher ground, resulting in flooding. Transgressions can be caused either by the land sinking or the ocean basins filling… …   Wikipedia

• Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… …   Universalium

• river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… …   Universalium

• Mexico — /mek si koh /, n. 1. a republic in S North America. 97,563,374; 761,530 sq. mi. (1,972,363 sq. km). Cap.: Mexico City. 2. a state in central Mexico. 6,245,000; 8268 sq. mi. (21,415 sq. km). Cap.: Toluca. 3. Gulf of, Mexican, Golfo de México /gawl …   Universalium

• Modern recession of beaches — Main article: beach evolution Important segments of low coasts are receding, losing sand and reducing the beaches dimensions. This loss could occur very rapidly. From more to less natural causes (degree of anthropization downwards): Contents 1… …   Wikipedia

• Coldwater Sandstone — Stratigraphic range: Middle and upper Eocene Coldwater Sandstone, Santa Ynez Mountains, north of Santa Barbara, California Type sedimentary …   Wikipedia

• Bengal, Bay of — Part of the Indian Ocean. Occupying about 839,000 sq mi (2,172,000 sq km), it is bordered by Sri Lanka, India, Bangladesh, Myanmar, and the northern Malay Peninsula. It is about 1,000 mi (1,600 km) wide, with an average depth of more than 8,500… …   Universalium