Terrorists threaten to cause a permanent winter in this thriller of climate change by a New York Times bestelling authorChief meteorologist for a national morning TV show, Jenna Withers is appointed to a US government task force on climate change, and is stunned to learn that a major oil company has a pilot project to release iron oxide into the sea. Al Qaeda terrorists hijack the iron oxide supertanker, threatening to release the entire load at once. North Korea secretly tells the president that it will launch thousands of tons of sulfates into the atmosphere unless the United States meets their demands. These terrorist acts will hurl the Earth into a new Ice Age. The president, reluctant to act with Election Day looming, conceals the Korean threats and stalls negotiations. Narrowly escaping a terrorist bombing, Jenna races for the studio with assassins on her tail.