Pompeii’s 79‑CE Eruption Provides Precise Benchmark for Dating Earth’s Geological Past

Scientists have refined a dating technique using the 79‑CE eruption of Mount Vesuvius, which preserved Pompeii. The event, now 2,000 years old, provides a highly precise benchmark for calibrating the ages of deep‑Earth events. By anchoring the timeline of this eruption, researchers can more accurately date other volcanic eruptions, asteroid impacts, mass extinctions, and significant geological milestones. The improved clock enhances the resolution of Earth’s history, allowing for tighter correlations between disparate events and better predictive models for future natural hazards.