Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...
The US president wants to unwind decades of economic integration. The risk of a 1930s-style global trade war is causing ...
最近,全球最大的冰山A23a于英国南乔治亚岛附近的浅水区搁浅,引发了广泛关注与讨论。这座高达300米、面积约3234平方米的冰山,形状庞大,几乎是大伦敦的两倍,让人不禁感叹大自然的威力。A23a的历史可追溯至1986年,当时它是南极洲菲尔希纳冰架崩解 ...
近日,世界上最大的冰山A23a在英国南乔治亚岛附近的浅水区搁浅,冰山高300米,面积约3234平方公里,相当于大伦敦的两倍。该冰山源自1986年南极洲菲尔希纳冰架的崩解,经过超过30年的静滞,2020年开始随着洋流漂移。2024年底,A23a遭到海底山脉的阻碍,被困数月并绕其旋转,导致其北漂速度显著减缓。英国南极调查局的安德鲁·梅杰斯教授表示,冰山可能在此地停留,直到其彻底崩裂。 这种搁浅现象会使 ...
Southwest of South Georgia and stretching further than the eye can see, Iceberg A23a is 40 miles wide and a total of 3,100 Sq ...
Rising sea levels as a result of the rapid melting of the world’s largest iceberg is putting Thailand's coastline at risk of ...
Researchers were working off the coast of Antarctica when it happened: A gigantic iceberg about 19 miles longcracked off the ice sheet on Jan. 13, ...
Experts have identified that the spinning motion of A23a is caused due to a column of whirling water called a “Taylor Column”, said to be caused by currents interacting with a bump on the sea floor.
The massive A23a iceberg, weighing a trillion tons, is heading toward South Georgia Island. Originating in 1986 from Antarctica's Ronne-Filchner Ice Shelf, it began drifting in 2020 and now moves at ...
The mega iceberg will have local effects and concerns have been raised about its potential impact on the region's marine life. A23a was born when it calved off the Ronne-Filchner ice shelf in 1986.
After the world's biggest iceberg ran aground on a rocky shelf at an overseas British territory, wildlife in the area could face disastrous consequences. Iceberg A23a ran aground on the British ...
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