Burlington Public Library

Their magic tree house takes Jack and Annie to the Arctic, where a polar bear leads them onto very thin ice.

When a NASA satellite discovers an astonishingly rare object buried deep in the Arctic ice, the floundering space agency proclaims a much-needed victory: a victory with profound implications for NASA policy and the impending presidential election. To verify the authenticity of the find, the White House calls upon the skills of intelligence analyst Rachel Sexton. Accompanied by a team of experts, including the charismatic scholar Michael Tolland, Rachel...

A group of scientists sponsored by a major media conglomerate are sent on an expedition to Alaska's Federal Wilderness Zone, one of the most remote places on Earth. When the group makes an astonishing find, an ancient animal encased in solid ice that appears to a giant cat, the parent company quickly plans the ultimate spectacle, the animal will be cut from the ice, thawed, and revealed on live television. Ignoring the dire warnings of a local Eskimo...

It is the greatest advance in American defense technology in decades - an attack submarine capable of incredible underwater speeds. There is only one problem: A key element of the prototype is missing and the man who developed it is dead. At the same time, ships have started vanishing mid-ocean, usually never to be found again, but when they are, sometimes bodies are found aboard . . . burned to a crisp. What is going on? It is up to NUMA director...

Lyra finds herself in a shimmering, haunted underworld-Citt?gazze, where soul-eating Specters stalk the streets and wingbeats of distant angels sound against the sky. But she is not without allies: 12-year-old Will Parry, fleeing for his life after taking another's, has also stumbled into this strange new realm. On a perilous journey from world to world, Lyra and Will discover an object of devastating power. And with every step, they move closer to...

This gripping saga of the sea demonstrates Jack London's gift for expressing complex ideas with compelling action. A clash of two opposing views of morality is brought to life in the ruthless Wolf Larsen, a strong believer in the survival of the fittest, and Humphrey Van Weyden, a civilized man who is shocked by the cruelty of Larsen's nature.

While on a research trip to the Arctic, Chris begins writing a story about bears, dragons and a mysterious fire star, only to realize that his tale is coming alive and is populated by an old adversary out to destroy his world forever.

While researching the existence of dragons for an essay that could win him a trip to the Arctic, Chris opens himself to the possibility that a great, ancient treasure exists there, guarded by bears, and that he has some role in its protection.

A series of studies was conducted at several arctic locations to determine the relationship between cloud condensation nuclei (CCN) and ice nuclei (IN) and the pollutant aerosol.