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 shifted our view of the planet.
In the early 20th century, Alfred Wegener proposed a revolutionary idea: that the Earth’s continents were once joined together, and had gradually moved apart. The idea contradicted almost everything scientists thought at the time, and it took the detailed work of a brilliant cartographer to prove him right.
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