rex and the Crater of Doom, the story of the scientific detective work that went into solving the mystery is told by geologist Walter Alvarez, one of the four Berkeley scientists who discovered the first evidence for the giant impact. This horrific story is now widely accepted as the solution to a great scientific murder mystery what caused the extinction of the dinosaurs? In T. When conditions returned to normal, half the genera of plants and animals on Earth had perished. Terrible environmental disasters ensued, including a giant tsunami, continentscale wildfires, darkness, and cold, followed by sweltering greenhouse heat. Vaporized impactor and debris from the impact site were blasted out through the atmosphere, falling back to Earth all around the globe. Everest slammed into the Earth, causing an explosion equivalent to the detonation of a hundred million hydrogen bombs. Sixtyfive million years ago, a comet or asteroid larger than Mt. It is a great read for both scientist and layperson." Richard Muller, author of Nemesis: The Death Star "The story of one of the greatest adventures of twentiethcentury science, told by the central figure.
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