A Late Paleocene age for Greenland's Hiawatha impact structure

GG Kenny, WR Hyde, M Storey, AA Garde… - Science …, 2022 - science.org
The~ 31-km-wide Hiawatha structure, located beneath Hiawatha Glacier in northwestern
Greenland, has been proposed as an impact structure that may have formed after the …

Assessing the contributions of comet impact and volcanism toward the climate perturbations of the Paleocene‐Eocene thermal maximum

Z Liu, DE Horton, C Tabor, BB Sageman… - Geophysical …, 2019 - Wiley Online Library
Abstract The Paleocene‐Eocene Thermal Maximum is marked by a prominent negative
carbon‐isotope excursion, reflecting the injection of thousands of gigatons of isotopically …

Novel age constraints on offshore islets around Taiwan with implications for the northern Taiwan volcanic zone

SC Chang, MF Chu, WS Chen, SE Cox… - Quaternary …, 2024 - Elsevier
Determining the exact age of volcanic activity in the Northern Taiwan Volcanic Zone (NTVZ)
is essential for comprehending Taiwan's tectonic evolution. The timing and duration of the …

Paleogene Earth perturbations in the US Atlantic Coastal Plain (PEP-US): coring transects of hyperthermals to understand past carbon injections and ecosystem …

MM Robinson, KG Miller, TL Babila, TJ Bralower… - 2024 - sd.copernicus.org
The release of over 4500 Gt (gigatonnes) of carbon at the Paleocene–Eocene boundary
provides the closest geological analog to modern anthropogenic CO 2 emissions. The …

The correlation between impact crater ages and chronostratigraphic boundary dates

RB Firestone - Monthly Notices of the Royal Astronomical …, 2021 - academic.oup.com
The accurately measured ages of 89 large impact craters and layers were compared with
the boundary dates for periods, epochs, and ages of the geological time-scale by a weighted …

Reevaluating links between meteorite impacts and early Cenozoic global warming

A Zorzi, SM Tikoo, GC Beroza… - Geophysical Research …, 2022 - Wiley Online Library
Abstract The Paleocene‐Eocene Thermal Maximum (PETM) and the lower Chron 29n
hyperthermal event were recently proposed to have been triggered by the meteorite impacts …

New Black Carbon Isotopes from the Eastern Tethys and Earth System Modeling During the PETM

M De Palma - 2022 - digitalcommons.montclair.edu
Abstract The Paleocene-Eocene Thermal Maximum (PETM; ca. 56Ma) is a time when global
temperatures greatly increased due to rapid carbon emissions. The event is marked by a …

Could Cenozoic Impacts Have Triggered Rapid Global Warming?

A Zorzi, S Tikoo-Schantz, G Beroza… - AGU Fall Meeting …, 2021 - ui.adsabs.harvard.edu
Could Cenozoic Impacts Have Triggered Rapid Global Warming? - NASA/ADS Now on home
page ads icon ads Enable full ADS view NASA/ADS Could Cenozoic Impacts Have Triggered …