What do the rise and fall of the Roman Empire, the Thirty Years’ War and the Renaissance have in common? For one, they were all starkly affected by extreme weather conditions. Indeed, if we take a fresh look at human history in the light of Earth’s volatile climate, we can expose hidden parallels, draw surprising conclusions and explain bizarre historical conundrums. This two-parter combines natural sciences and history, a journey from the Big Bang to Iceland’s volcanoes – a gripping narrative that explores little-known connections between the Earth’s climate and major historical events. Are these extremes of weather really a 21st-century phenomenon? Or has climate determined the fate of humanity ever since amphibians took their first steps on terra firma?
一男一女两位生存专家醒来惊讶地发现自己处在一个偏远而荒凉的地方。毫无装备、浑身赤裸的他们需要在此生存21天。
近年来，英国的超市大战愈演愈烈。随着平价超市利德、阿尔迪的崛起，传统超市面临的是竞争愈发激烈的市场。必须要做出改变，提升竞争力甚至在必要时放手一搏才能适应新的市场环境。为此，各大超市用上了新科技，研发新产品希望以此赢得更多顾客。格雷格·华莱士与芭比塔·夏马尔要走进超市幕后，探索各大超市的秘密。看看他们用上了何种秘方为我们生产日常食物，又用到了何种战术来赚取我们口袋里的钱。或许，他们的发现能改变你的购物方式。
“动感亚洲自我挑战越野赛”是由“Action Asia Events”主办的越野挑战竞赛活动，共分为香港、台湾、汶莱、马来西亚、杜拜五站。国家地理频道负责全程转播五个国家所举行的这场竞赛，今年共派出三组摄影队前来台湾，录参赛选手行前准备工作与体能锻炼情形，也将台湾独特的自然景观、人文风貌、美食特产介绍给全世界。
阿拉斯加最强悍的渔人要在10天内，冒着生命危险争夺价值数百万美元的鲱鱼卵。节目要带观众进入一个原始不驯的世界，亦即被公认为渔业西部蛮荒的阿拉斯加捕鲱鱼。捕鲱季虽然短暂但渔获量丰厚，而高额的获利更吸引各地的渔船前来。于是，小而简陋的刺网渔船和价值百万美元的大围网渔船，便展开激烈的配额争夺战。
