文章列表

• 1.纪录片《地球劫难日》 第18期 毫无线索
• And the final part of the model shows that lava has filled the crater and flowed beyond the edges of the crater 模拟的最后阶段显示熔岩灌满了陨石坑，甚...
• 2.纪录片《地球劫难日》 第19期 石英晶体
• Greg Retallack was one of those involved in the search. Greg Retallack是其中一位搜寻者。 He concentrated his efforts in Antarctica. 他的工作重点是在南...
• 3.纪录片《地球劫难日》 第20期 金属元素铱
• This quartz had a very strange set of parallel fracture-like fused planes, running through it at several angles. 这种石英中有非常奇怪的平行裂丝状结构...
• 4.纪录片《地球劫难日》 第21期 寻找可信的证据
• No traces of iridium dust and not much shattered quartz. It didn't add up. 既没有铱元素的踪迹，也没有多少破碎石英。这完全说不通。 For a meteor to kill...
• 5.纪录片《地球劫难日》 第22期 探险格陵兰
• It's a country known to contain Permian rock, but always considered too difficult to explore. 那里以富含二叠纪岩石而闻名，但一直被认为是一个探索的艰险...
• 6.纪录片《地球劫难日》 第23期 格陵兰岩层
• We were astounded by just how much, how much cliff there was to examine. 我们都很吃惊竟然要测定这么宽的崖壁。 The whole Permian extinction story seeme...
• 7.纪录片《地球劫难日》 第24期 研究标本
• Wignall now suspected he was onto something big. Wignall希望他能有大的发现。 The expedition spent a month amassing samples. 考察队花了几个月收集标本。...
• 8.纪录片《地球劫难日》 第25期 大灭绝的三个阶段
• There was just a huge range of little tiny fossils in these rocks, 这些岩石中包藏着大量微小的化石， which were telling us in fantastic detail just wha...
• 9.纪录片《地球劫难日》 第26期 同位素碳-12
• Three long, slow phases, sprawled over at least 80,000 years, 3个漫长缓慢的过程总共延续了8万年之久， very different from how the meteor theorists had ...
• 10.纪录片《地球劫难日》 第27期 解谜的密钥
• The key to the puzzle would come from a totally unexpected quarter. 解谜的密钥来自一个出人意料的地方。 Gerry Dickens is a geologist working on new sou...