science-362-6410-ad-536-worst-climate-year.

Thomas Gumbricht bio photo By Thomas Gumbricht

Eruption made 536 ‘the worst year to be alive’

Ask medieval historian Michael McCormick what year was the worst to be alive, and he’s got an answer: “536…. But 536. … A massive eruption—perhaps in North America, the team suggested—stood out in late 535 or early 536; another followed in 540.

By Ann Gibbons Nov 16th, 2018