Back to category: Science

Limited version - please login or register to view the entire paper.

Tombolos island

TOMBOLOS. an island or reef situated just offshore has a dramatic effect on the wave conditions along a beach. As consequence, material is swept into the sheltered area behind it forming either a salient in the beach plan shape into the beach plan shape or sometimes allowing a neck of sediments to deposit, connecting the island to the beach. This feature is referred to as a Tombolo, after a particularly impressive example on the Tuscany coast of Italy, (Tombolo di Orbello). In general, tombolos form in areas of very low tidal range, where the complicating effects of tidal currents and changes in the water level are small.

INTRODUCTION
Island is of Jurassic limestone extends into English Channel and is Dorsets southernmost point. Joined to the mainland by the geological phenomenon known as Chesil Beach, the beach is said to have been formed approximatety 10,000 years ago and its formation is known as a tombolo which can be briefly described as, a strech of sediment deposit forming ...

Posted by: Leonard Herriman

Limited version - please login or register to view the entire paper.