Freezing Point by Karen Dionne (epub, mobi) {dwg}

Salvation and annihilation meet at one degree.

One man's dream of providing clean drinking water for millions, tapped from the polar ice, sparks a conflict of humanity, science, big business, and environmental extremism.

But no one can foresee the true danger hidden deep within the ice-an enemy more deadly than any could imagine, and an apocalyptic horror mankind may not survive.