The Great Extinction, the Solution to One of the Great Mysteries of Science: The Disappearance of the DinosaursThe solution to one of the great mysteries of science--the disappearance of the dinosaurs. |
Contents
A Body Has Been Found | 1 |
Clues from the Clays | 12 |
Gradual or Sudden? | 27 |
Copyright | |
9 other sections not shown
Common terms and phrases
65 million acid aerosols amount angiosperms archosaurs atoms biological birds body boundary clays carbon carnivores catastrophe caused chemical climate cloud comet concentration cool crater Cretaceous crust darkness dense dinosaurs dioxide disappeared dust Earth effect eggs elements energy environment eruption event evolved explosion extinctions fish fossils galaxy Gubbio habitat happened heat hemisphere homoiothermic human increase iridium iridium and osmium isotopes kilometers per second Krakatoa land layer less living magnetic field mammals mass material metals meteorites meters microorganisms million years ago move noble metals North Atlantic occurred ocean oceanic crust orbit organisms osmium ovoviviparous oxides oxygen particles perhaps period planetesimal planetesimal impact plankton plants plasma poikilotherms possible probably produce pterosaurs radiation remains reptiles rock seabed soil solar system solid species speed stratosphere supernova surface survived temperature terrestrial tion tropopause troposphere viviparous volcanic warm waves