Researchers have used medieval pollen samples from across Europe to conclude that Black Death mortality rates were lower but not all bubonic researchers agree.
Based on clues from pollen, experts in Jena, Germany found the plague had little effect in Ireland and Iberia but killed huge numbers of people in Scandinavia, France and Greece.
Pollen data from 19 modern European countries reveals that parts of Europe experienced negligible or no impact at all. A new study uses pollen data to evaluate the mortality caused by the medieval plague at a regional scale across Europe. Results.