: Some scientists argue that the evidence, such as the "black mats," can be explained by natural environmental changes rather than a comet. Others point out the lack of a clear, single impact crater from this specific timeframe.
: A massive comet or fleet of comets struck or exploded over North America around 12,900 years ago, an occurrence the authors simply call "the Event". The Cycle of Cosmic Catastrophes: How a Stone-A...
: Discoveries of radioactive mammoth bones and magnetic microspherules in specific sediment layers. : Some scientists argue that the evidence, such
: Distinctive carbon-rich soil layers found at numerous sites, which the authors believe represent the fallout from global wildfires and flooding. Scientific Reception : Discoveries of radioactive mammoth bones and magnetic
This book is available through various retailers, including Amazon , Barnes & Noble , and the publisher Inner Traditions . Go to product viewer dialog for this item.
: The book suggests Earth is subject to a recurring cycle of catastrophes and that we may be entering a new period of increased danger from space. Scientific Evidence Presented
: Some scientists argue that the evidence, such as the "black mats," can be explained by natural environmental changes rather than a comet. Others point out the lack of a clear, single impact crater from this specific timeframe.
: A massive comet or fleet of comets struck or exploded over North America around 12,900 years ago, an occurrence the authors simply call "the Event".
: Discoveries of radioactive mammoth bones and magnetic microspherules in specific sediment layers.
: Distinctive carbon-rich soil layers found at numerous sites, which the authors believe represent the fallout from global wildfires and flooding. Scientific Reception
This book is available through various retailers, including Amazon , Barnes & Noble , and the publisher Inner Traditions . Go to product viewer dialog for this item.
: The book suggests Earth is subject to a recurring cycle of catastrophes and that we may be entering a new period of increased danger from space. Scientific Evidence Presented