Four hostages are finally released, but they face a world suddenly inundated as vast amounts of water is released from the earth's mantle. As the world's cities and countries disappear under the rising seas, humanity faces unimaginable global disaster.

Fifteen-year-old half-Inuit Nick and his white brother, Ryan, meet and share an adventure on the Firth River in the Canadian Arctic, facing white water, wild animals, and fierce weather as Ryan documents the effects of climate change on caribou for National Geographic

President-elect Phil Chase must assemble a team of top scientists and advisers in order to save the world from environmental collapse.

The arrival of Superintendent Tiltersmith threatens to upset the balance of nature unless four intrepid classmates can free the Lady of Spring and bring an end to winter in Brooklyn.

After a meteor hits the moon and sets off a series of horrific climate changes, seventeen-year-old Alex Morales must take care of his sisters alone in the chaos of New York City.

When a polar bear arrives unexpectedly in the woods, the animals fear and avoid him, suspecting him to be dangerous--and his habit of collecting leaves only adds to their distrust. Then one day, they watch as he attempts to fly over the water with wings made of colorful leaves, just trying to go home. Maybe he needs some help?

When twelve-year-old Rayleigh discovers he's part monster and that his dad, the Supreme Scarer, is missing, he journeys to a magical world below London where he must fight the most frightening, decide what sort of monster he is at heart, and find his father.

"Ayla lives on a beautiful tropical island surrounded by a coral reef. Her mom is a marine biologist, and every day, the two go exploring together. One day, Ayla notices that many of the fish have disappeared, and the once-vibrant corals have turned pale. She and her mom set out to save the corals--but is it too late?"--

"At the end of the twenty-first century, climate change and famine almost ended humanity--until the discovery of the Klujns, a barbaric, humanoid species with strangely colored eyes and even stranger abilities. Their crystal claws and bones fertilize barren soil, and their tender meat is a super-protein. Klujns are both humans' saviors and natural-born enemies, meant to be hunted and used. When sixteen-year-old Ava finds herself on the wrong side...

"Forty years after a devastating flood changed the face of the earth, new consequences and challenges are still surfacing. Twins Will and Annalie thought the hardest part about this year was going to be their separation when bookish Annalie began life at a prestigious Admiralty-run boarding school and avid sailor Will stayed behind in the flood-damaged slums. But that was before ... their father disappeared, leaving a single coded clue to his destination....