The Chicxulub impact and its environmental consequences
The extinction of the dinosaurs and around three-quarters of all living species was almost
certainly caused by a large asteroid impact 66 million years ago. Seismic data acquired …
certainly caused by a large asteroid impact 66 million years ago. Seismic data acquired …
Understanding oblique impacts from experiments, observations, and modeling
E Pierazzo, HJ Melosh - Annual Review of Earth and Planetary …, 2000 - annualreviews.org
Natural impacts in which the projectile strikes the target vertically are virtually nonexistent.
Nevertheless, our inherent drive to simplify nature often causes us to suppose most impacts …
Nevertheless, our inherent drive to simplify nature often causes us to suppose most impacts …
Evidence for an extraterrestrial impact 12,900 years ago that contributed to the megafaunal extinctions and the Younger Dryas cooling
RB Firestone, A West, JP Kennett… - Proceedings of the …, 2007 - National Acad Sciences
A carbon-rich black layer, dating to≈ 12.9 ka, has been previously identified at≈ 50 Clovis-
age sites across North America and appears contemporaneous with the abrupt onset of …
age sites across North America and appears contemporaneous with the abrupt onset of …
Ages and geologic histories of Martian meteorites
LE Nyquist, DD Bogard, CY Shih, A Greshake… - … and Evolution of Mars …, 2001 - Springer
We review the radiometric ages of the 16 currently known Martian meteorites, classified as
11 shergottites (8 basaltic and 3 lherzolitic), 3 nakhlites (clinopyroxenites), Chassigny (a …
11 shergottites (8 basaltic and 3 lherzolitic), 3 nakhlites (clinopyroxenites), Chassigny (a …
[图书][B] The eternal frontier: an ecological history of North America and its peoples
T Flannery - 2002 - books.google.com
In The Eternal Frontier, world-renowned scientist and historian Tim Flannery tells the
unforgettable story of the geological and biological evolution of the North American …
unforgettable story of the geological and biological evolution of the North American …
[HTML][HTML] Comprehensive refutation of the Younger Dryas Impact Hypothesis (YDIH)
A series of publications purport to provide evidence that the Earth was subjected to an
extraterrestrial event or events at∼ 12.9 ka creating an environmental cataclysm and the …
extraterrestrial event or events at∼ 12.9 ka creating an environmental cataclysm and the …
A steeply-inclined trajectory for the Chicxulub impact
The environmental severity of large impacts on Earth is influenced by their impact trajectory.
Impact direction and angle to the target plane affect the volume and depth of origin of …
Impact direction and angle to the target plane affect the volume and depth of origin of …
Hydrocode simulation of the Chicxulub impact event and the production of climatically active gases
E Pierazzo, DA Kring, HJ Melosh - Journal of Geophysical …, 1998 - Wiley Online Library
We constructed a numerical model of the Chicxulub impact event using the Chart‐D
Squared (CSQ) code coupled with the ANalytic Equation Of State (ANEOS) package. In the …
Squared (CSQ) code coupled with the ANalytic Equation Of State (ANEOS) package. In the …
Energy, volatile production, and climatic effects of the Chicxulub Cretaceous/Tertiary impact
A comprehensive analysis of volatiles in the Chicxulub impact strongly supports the
hypothesis that impact‐generated sulfate aerosols caused over a decade of global cooling …
hypothesis that impact‐generated sulfate aerosols caused over a decade of global cooling …
The Cretaceous-Tertiary boundary cocktail: Chicxulub impact triggers margin collapse and extensive sediment gravity flows
A distinctive mixture of reworked microfossils, impact-derived materials, and lithic fragments
occurs in sediments at the Cretaceous-Tertiary boundary in the basinal Gulf of Mexico and …
occurs in sediments at the Cretaceous-Tertiary boundary in the basinal Gulf of Mexico and …