“This book is a revised and expanded edition of a collective work, first published in 2011 … . readers will experience a real taste of the topics being explored in the extremophile community. The excellent color photographs on glossy paper also help uninitiated readers gain a better sense of the field-based aspects of microbial habitability studies. This book is for libraries with holdings in astrobiology. Summing Up: Recommended. Upper-division undergraduates and above; faculty and professionals.” (P. K. Strother, Choice, Vol. 55 (1), September, 2017)