K-T extinction

Extinction Level Event	K/T boundary	Extinction	The Big Lebowski
Impact Hypothesis	A Short History of Nearly Everything	Permian-Triassic extinction	Cretaceous
Deccan Traps	Allotheria	prehistory	supernova
How much firewood equals an atomic bomb?	Comet Swift-Tuttle	purchase order	geological timescale
Chicxulub	Herb Alpert	Tertiary	radiation
In the Time of Dinosaurs	Stephens Island Wren	geomagnetism

Log in or register to write something here or to contact authors.