# How farming helped cause two medieval tsunamis in an Italian lake—and why the danger has returned

- Source: Phys.org
- Published: 2026-10-22T22:00:13+00:00
- Category: Science
- Original: https://phys.org/news/2026-10-farming-medieval-tsunamis-italian-lake.html
- Canonical: https://groundlevelnews.com/story/how-farming-helped-cause-two-medieval-tsunamis-in-an-italian-lake-and--d2b111/

On Jan. 3, 1117, a strong earthquake shook northern Italy. A manuscript of the 12th century, kept today in the Vatican Library, recorded what came next: "The lakes also rose so much that very few of those living in the villages nearby escaped this danger."

_Ground Level News shows a short summary only; the full article and all rights belong to Phys.org._