Geography Coastal Management Essay

Some landlocked places have achieved port status by building canals.The coast is a frontier that nations have typically defended against military invaders, smugglers and illegal migrants.Fixed coastal defenses have long been erected in many nations and coastal countries typically have a navy and some form of coast guard.

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In these areas the wave energy breaking against the cliffs is higher, and air and water are compressed into cracks in the rock, forcing the rock apart, breaking it down.

Sediment deposited by waves comes from eroded cliff faces and is moved along the coastline by the waves. Sediment deposited by rivers is the dominant influence on the amount of sediment located on a coastline.

The accretion-erosion cycle is caused by destructive and constructive waves.

Beaches undergo submersion as a result of destructive waves, and accretion as a result of constructive waves.

Both the terms coast and coastal are often used to describe a geographic location or region (e.g., New Zealand's West Coast, or the East and West Coasts of the United States).

Edinburgh is an example city on the coast of Great Britain.While many scientific experts might agree on a common definition of the term coast, the delineation of the extents of a coast differ according to jurisdiction, with many scientific and government authorities in various countries differing for economic and social policy reasons.According to the UN atlas, 44% of people live within 150 km (93 mi) of the sea.The term pelagic coast refers to a coast that fronts the open ocean, as opposed to a more sheltered coast in a gulf or bay.A shore, on the other hand, can refer to parts of land adjoining any large body of water, including oceans (seashore) and lakes (lake shore).Today riverine deposition at the coast is often blocked by dams and other human regulatory devices, which remove the sediment from the stream by causing it to be deposited inland.Like the ocean which shapes them, coasts are a dynamic environment with constant change.Observe that the sand and rocks have been darkened by oil slick up to the high-water line.Many major cities are on or near good harbors and have port facilities. Google(); req('single_work'); $('.js-splash-single-step-signup-download-button').one('click', function(e){ req_and_ready('single_work', function() ); new c. �The coastline is a major part of an Australian's life.


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