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李·霍兹：南极洲的时间机器
661,659 plays
|
Robert Lee Hotz
|
TEDGlobal 2010
• July 2010
Read transcript
科学专栏作家李·霍兹介绍了目前在南极洲西部冰原区进行的庞大计划，在那里有一支队伍通过钻探具有一万年历史的冰块以获取关于气候变化的关键数据。
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