Marie Tharp: Uncovering the Secrets of the Ocean Floor - with Helen Czerski
Continental drift is common knowledge now, but when the idea was first proposed it was revolutionary. Helen Czerski tells the story of how the maps of one of history's finest cartographers...
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In 1912 a German meteorologist named Alfred Wegener proposed a theory about how the Earth's land masses formed. He suggested that the great continents of the Earth had once formed a single landmass called Pangea, which had broken up and drifted apart over time. He called this process continental drift and it went against all conventional thinking of the time, making him very unpopular amongst his peers. It's a shame because he was absolutely right. But it would take the work of a young cartographer called Marie Tharp to help turn the tide of opposition, leading to one of the greatest paradigm shifts in the earth sciences. and it all began at the bottom of the ocean. Marie's father worked for the Department of Agriculture and from a young age, ...
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In 1912 a German meteorologist named Alfred Wegener proposed a theory about how the Earth's land masses formed. He suggested that the great continents of the Earth had once formed a single landmass called Pangea, which had broken up and drifted apart over time. He called this process continental drift and it went against all conventional thinking of the time, making him very unpopular amongst his peers. It's a shame because he was absolutely right. But it would take the work of a young cartographer called Marie Tharp to help turn the tide of opposition, leading to one of the greatest paradigm shifts in the earth sciences. and it all began at the bottom of the ocean. Marie's father worked for the Department of Agriculture and from a young age, ...
