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EVIDENCE FOR ISOSTATIC AND EUSTATIC SEA LEVEL CHANGES. What does isostatic mean? What does eustatic mean? Which is changing in these photos – land level or sea level?. Aerial view of the raised beach on the west coast of Arran.
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EVIDENCE FOR ISOSTATIC AND EUSTATIC SEA LEVEL CHANGES What does isostatic mean? What does eustatic mean? Which is changing in these photos – land level or sea level?
Aerial view of the raised beach on the west coast of Arran. Diagram from Arrran and the Clyde Islands, Scottish Natural Heritage Old cliff line Raised beach covered with coarse shingle. Old stacks
Raised beaches http://www.bbc.co.uk/scotland/education/geog/coastline/standard/physical/features/sea_level/
Raised beach, Newton Point, Arran wave-cut platform old cliff line
King’s Cave, from the Drumadoon sill wave-cut platform old cliff line
King’s Cave All the caves are full of very rounded pebbles , which have the same texture as beach pebbles. The caves also contain many marine shells, which are encrusted with lichens. They are not part of the present marine deposits.
Raised sea stack, Bute. Raised beach Diagram from Arrran and the Clyde Islands, Scottish Natural Heritage
Raised beach deposits are usually made of coarse, rounded pebbles. This deposit is cemented with iron. Godrevy Point, Cornwall
Island above old sea level Marine platforms
Penberth, Cornwall Marine platform
Drowned coast-lines West coast of Norway Fjord Drowned glacial trough
Drowned coast-lines South coast of Devon ria Drowned river valley
Atlantic Old cliff line Raised coastlines SkogarfossIceland
The End River Skoga, falling over the post-glacial cliff THE END