6th EXTINCTION

A remote military research station sends out a frantic distress call ending with a chilling final command: Kill us all! Personnel from the neighboring base rush in to discover everyone already dead-and not just the scientists but every living thing for fifty square miles is annihilated: every animal plant and insect even bacteria. The land is entirely sterile-and the blight is spreading.To halt the inevitableCommander Gray Pierce and Sigma must unravel a threat that rises out of the distant past to a time when Antarctica was green and all life on Earth balanced upon the blade of a knife.Following clues from an ancient map rescued from the lost Library of Alexandria Sigma will discover the truth about an ancient continent about a new form of death buried under miles of ice. From millennia-old secrets out of the frozen past to mysteries buried deep in the darkest jungles of today Sigma will face its greatest challenge to date: stopping the coming extinction of mankind. But is it already too late?