A recent study published in the journal *Paleobiology* highlights New Jersey’s unique status as a fossil hotspot that provides unprecedented insight into the mass extinction event that wiped out the dinosaurs 66 million years ago. Researchers from the Rutgers University Department of Earth and Planetary Sciences examined sedimentary layers in the state’s famous Cretaceous‑Paleogene (K‑Pg) boundary sites, uncovering a rich assemblage of plant pollen, marine microfossils, and a rare trove of dinosaur bone fragments. The team used high‑resolution isotopic analysis to pinpoint a sudden spike in iridium levels, confirming the impact of a massive asteroid as the primary driver of the extinction. Moreover, the study revealed that New Jersey’s coastal ecosystems experienced rapid post‑impact recovery, with evidence of early mammalian diversification appearing just a few hundred thousand years after the event. “These findings underscore New Jersey’s critical role in reconstructing the timeline and environmental consequences of the K‑Pg boundary,” said lead author Dr. Maya Patel. The research not only adds depth to our understanding of the dinosaur extinction but also positions the Garden State as a premier field site for future paleontological investigations.
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