The 6th Extinction

In this gripping epic by James Rollins, a mysterious incident at a remote military research station triggers a deadly, worldwide ecological catastrophe, prompting Commander Gray Pierce and Sigma to race against time. As they investigate the incident, they uncover secrets buried in ancient history and icy depths, revealing a threat that could signal the end of humankind. Blending adventure, scientific intrigue, and historical mystery, the story explores the fragile balance of life on Earth and the race to prevent a sixth extinction.