30 Experts Reject Study Recasting Monte Verde as 8,200 Years Old
Updated
Updated · Livescience.com · May 12
30 Experts Reject Study Recasting Monte Verde as 8,200 Years Old
1 articles · Updated · Livescience.com · May 12
Three Science eLetters by 30 researchers say the March paper attacking Monte Verde’s 14,500-year date contains substantive errors and unsupported claims.
The rebuttals target the study’s central geological argument, saying the supposed 11,000-year-old Lepué Tephra was not beneath the Monte Verde II occupation layer and that sampled strata were outside the key archaeological context.
Critics also say the younger-date paper offered no evidence that charcoal, wood or bones dated to 13,400-16,500 years ago had been washed in from elsewhere, calling the redeposition claim speculation.
Monte Verde became a landmark pre-Clovis site in the 1990s, and one letter argues genetic splits around 15,700 years ago independently support humans south of the ice sheets before 13,000 years ago.
Todd Surovell said his team sees little in the letters that raises serious concern and plans a formal response, leaving the dispute over a cornerstone Americas-settlement site unresolved.
Could a single layer of volcanic ash rewrite the entire history of humanity's arrival in the Americas?
Is this fierce scientific battle a search for truth or an attempt to revive a long-discarded theory?
Redating Monte Verde? The 2026 Surovell Study, Scientific Critique, and the Battle Over the First Americans Timeline
Overview
In March 2026, Surovell and colleagues published a study challenging the established timeline of the Monte Verde archaeological site by analyzing a volcanic ash layer. Their approach quickly sparked controversy, as experts questioned the validity of their sampling locations and pointed out that the geology of the surrounding areas was not comparable to the main site. This led to immediate and strong criticism from the archaeological community, who raised concerns about the study’s methodology and lack of sufficient evidence. The debate highlights the importance of rigorous scientific standards when re-evaluating key archaeological sites.