Huge product rangeOver 140,000 books & equipment products
Rapid shippingUK & Worldwide
Pay in £, € or U.S.$By card, cheque, transfer, draft
Exceptional customer serviceGet specialist help and advice
There are many theories about the mass disappearance of species from the fossil record; original theories suggested terrestrial causes, but more recently there has been increasing support for an extraterrestrial cause to these extinctions. This is a coherent and focused review of the current status of research in this hotly contested and controversial area of science.