The Sahara Desert acts as a geographical barrier slowing migration from the Sahel to North Africa and Europe, but ancient trails spanning 1,500+ years have always enabled migration; these trails are being followed today by thousands of migrants.

factualpending

Speaker

Tim Marshall

Evidence Quote

the old trails are full of thousands of people heading across the old old ancient trails that go back more than one and a half thousand years you end up in places like Libya appallingly treated

Source

How Geography Explains Our World, with Tim Marshall (Part 1)Intelligence Squared
Created: 8/11/2026, 7:30:50 AM

My Notes

Loading notes...