Climate Catastrophe in the 17th century
Dan Snow's History Hit
00:00
Climate Change - What's the Difference?
In the seventeenth century, global temperature fell by how much? About two degrees celsius. So almost exactly the same as the rise in global temperatures that were facing none. The difference between the warmest period on record, which is what we call the middle ages, and the end of the last glaciation, is six degrees. A two degrees switch one way the other is very, very significant to life on this planet. It's obviously very, very difficult to get a accurate figure, but you estimate what proportion of the human population died as a result of that cooling.
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