因為大雨和天氣寒冷，英國著名觀光景點“多佛白壁”上月崩塌，約有重達數千噸、面積相當於一個足球場大的巨塊石灰崩塌後掉落海中。
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幾千萬年前在英格蘭南部海藻化石形成的白堊崖，從法國橫越英吉利海峽到英國都會看到這片白壁，一直是英國著名的景觀。不過，由於海藻化石不夠強硬，一碰到大雨就會崩落，因此常有白堊崩塌。
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$ Y |& K4 H- x5 t" Ntvb now,tvbnow,bttvbAn aerial view of the latest chalk slip at the White Cliffs of Dovertvb now,tvbnow,bttvb1 F6 Z4 V' e" l1 V0 ~
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The collapse may have been caused by rain over the winter months being absorbed into the chalk and freezing
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The Kent landmark has suffered large rockfalls before, most significantly in January last year 公仔箱論壇; F# S9 Y3 e/ w) D5 P4 A6 R
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1 S& O: c W9 C( ?5.39.217.77:8898A spokeswoman for the National Trust - which looks after parts of the chalk grassland in the area - said the cliff-fall happened between Langdon Cliffs and South Foreland Lighthouse
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Collapse: Thousands of tons of the White Cliffs of Dover have plunged into the sea in a landfall last Friday, Dover Coastguard said
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Dover Coastguard said no one was injured but that it serves as a reminder that if people are walking along the cliff-top or underneath, that the cliff can crumble away5.39.217.77:8898: Z. U. q4 k: k# K! Z
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Cliff investigation: Dover Coastguard said a full survey has yet to be carried out to determine the exact amount and length of cliff that crumbled on Friday
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& P R* N2 M& ?: K7 wCollapse: Thousands of tons of chalk fell from the white cliffs of Dover in an area known as Crab Bay. Here a woman surveys the damage5.39.217.77:88989 D3 o7 C' y6 ?" e
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Cliff face fall: The collapse may have been caused by rain freezing after being absorbed into the chalk and then expanding, causing it to weaken
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Immortalised: A Spitfire flies over the White Cliffs which were popularised by Dame Vera Lynn's wartime song The White Cliffs of Dover
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* t; e8 |. ~( _& c6 NFamous landmark: The White Cliffs of Dover, with a lighthouse on top, seen from the car ferry port
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發表於 2012-3-17 02:05 AM
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發表於 2012-4-6 10:34 PM
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