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。% _% _5 H' ^& ]7 d( k, q
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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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' o4 _' k4 a. i! N公仔箱論壇An 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 . X# N4 S7 \/ M, [0 Q- F
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$ ^/ }2 _/ T( @/ s1 g6 B9 c公仔箱論壇The Kent landmark has suffered large rockfalls before, most significantly in January last year TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。2 j+ P0 X/ G7 A% W: w
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& h4 |( o8 ?# S: A5.39.217.77When the cliffs tumble, locals have described it as 'like a lorry going down the hill'
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7 X9 P% B4 b. T2 D- f9 g% Y) lA 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 W/ V/ l1 S& F9 X# w3 o
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1 c. H& p% r b0 @* i4 ~Collapse: Thousands of tons of the White Cliffs of Dover have plunged into the sea in a landfall last Friday, Dover Coastguard said# W9 J7 R O- M! U% n: t+ d8 }9 Y
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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
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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 Fridaytvb now,tvbnow,bttvb! Y$ R6 t, M- r: U/ c$ u7 u9 V6 R
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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 damage公仔箱論壇. [5 Z$ Z) ]2 M3 S# k/ e/ R' r* {8 j
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6 R- z) k! y1 m& X2 mCliff 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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6 B- E4 `, j5 K* pImmortalised: 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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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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