"Breathtaking . . . brilliantly conducted . . . Far-future philosophic space opera and near-future eco-thriller combine effectively."--Locus It is the year 2047, and nuclear engineer Michael Poole is mourning the death of his beloved wife and doubting his own sanity. But he must stave off a looming catastrophe: vast reservoirs of toxic gases lie beneath the melting poles, threatening to contaminate the atmosphere and destroy all...