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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* f2 |8 _0 B. Y6 r2 @$ R9 r, h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。8 x& k. l1 F/ M/ ^
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! x1 u2 H# m3 J2 W7 _) v2 eAn aerial view of the latest chalk slip at the White Cliffs of Dover5.39.217.77- _. _" N S* R7 h
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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
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( y5 G( y5 r/ P5 ^* Ttvb now,tvbnow,bttvbWhen the cliffs tumble, locals have described it as 'like a lorry going down the hill'
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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
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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+ o" v2 D7 {3 Y+ Y9 R
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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 Friday0 V$ [9 \2 b' k0 s) ]4 H P! {8 O
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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
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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 Dover5.39.217.77 a# |/ b8 u: G; r* ?3 u5 p1 h8 C3 n
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d- }) c' d. x8 j% {! L/ X% F ptvb now,tvbnow,bttvbFamous 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 2012-3-19 07:18 AM
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發表於 2012-4-6 10:34 PM
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