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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& ^" u; ^$ t& M2 J+ h* z0 _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。公仔箱論壇1 |3 {( {4 m& f+ w5 i, Q" @- B) C/ |
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& C4 L" d0 G0 L) ?" P [$ ^8 k' ]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 tvb now,tvbnow,bttvb, g! G4 `# O* r" @& e
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The Kent landmark has suffered large rockfalls before, most significantly in January last year 5.39.217.77+ K# V* D9 X. w2 }+ M/ p
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When the cliffs tumble, locals have described it as 'like a lorry going down the hill'tvb now,tvbnow,bttvb3 ~0 I( E' p7 g0 S, V. y
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9 T E) p- `7 e$ 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 Lighthousetvb now,tvbnow,bttvb7 Z$ V- y8 C: ?& l" W6 [% y
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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
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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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' j' l ]* F4 e' W5.39.217.77Collapse: 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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1 z d( N# C( v9 O9 U: eCliff 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 Dover3 }1 O6 H. q% {- G4 V0 \; c
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Famous landmark: The White Cliffs of Dover, with a lighthouse on top, seen from the car ferry port6 I E# [4 @1 n5 [7 `! B+ x
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發表於 2012-4-6 10:34 PM
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