Maric Sub-Zero

This book is the sixth of six Maric books called the Unsung Warrior series.
An extremophile organism makes the jump from volcanic vents under the sea to Antarctic caves, and is discovered by US naval operation HighJump in 1948.
In a desperate race across the Greenland ice cap today, Maric and a Canadian Mounties MSERT team are too late to stop a sample of the organism, transplanted to a sea cave, from falling into the wrong hands.
Recruiting a Georgian militia team fighting Jihadist elements i...