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。/ y1 N$ m% q3 S0 J0 {' }
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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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/ |: L7 f) }2 V; V' @4 h4 @+ Z- d2 Q5.39.217.77An aerial view of the latest chalk slip at the White Cliffs of Dover
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The collapse may have been caused by rain over the winter months being absorbed into the chalk and freezing 公仔箱論壇- m# V, N1 b$ a" K R
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5 i! ^* r4 @, ^! v' [! I: b* b! {5.39.217.77The Kent landmark has suffered large rockfalls before, most significantly in January last year 5.39.217.77% V1 B" V. Y; t3 X+ l
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0 I4 X' E# t# j, l' m0 R- M3 FWhen the cliffs tumble, locals have described it as 'like a lorry going down the hill'5.39.217.77 u. J6 j3 M. S, s% J5 N! p
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A 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+ n5 |! q: D2 n! {5 P: y# G
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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 away: }/ c5 `* ^/ \9 S% Y' |: v7 |
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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 Friday5.39.217.777 V" z# _* e) ?% v, G0 g0 q, }
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Collapse: 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( O9 I8 L5 n0 c. o0 y' f W
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7 Q7 M$ S+ E* B公仔箱論壇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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Famous landmark: The White Cliffs of Dover, with a lighthouse on top, seen from the car ferry port
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