Résumé : When Dick POitt of NUMA is almost blown to pieces in a lab exploision, he suspects sabotage. The lab in question belongs to a scientist hoping use a rare mineral to combat greenhouse gases, but who would want to destroy our one chance to save the planet ? However, there are those will do anything to controle such a valuable prize. Pitt's investigations take him to the Artic in search of a clue to the origins of this precious mineral. There he and NUMA colleague Al Giordino must battle for survival against the hostile elements and evil megalomaniac who is about to plunge the North American continent into war...