Examines the effects of global warming on Antarctica's Emperor penguins.

Ranching is as much a part of the West as its wide-open spaces. The mystique of rugged individualism has sustained this activity well past the frontier era and has influenced how we view—and value—those open lands.Nathan Sayre now takes a close look at how the ranching ideal has come into play in the conversion of a large tract of Arizona rangeland from private ranch to National Wildlife Refuge. He tells how the Buenos Aires Ranch, a working operation...

When a teenager is transported to the magical world of the forest, she agrees to help the Leaf Men save their world from evil warriors.

"This collection gathers poems from throughout Joy Harjo's twenty-eight-year career, beginning in 1973 in the age marked by the takeover at Wounded Knee and the rejuvenation of indigenous cultures in the world through poetry and music. How We Became Human explores its title question in poems of sustaining grace."--Publisher description.

Con este texto los lectores aprenden todo sobre los chimpancés y su increíble hábitat de selva tropical. Las fotografías de color dan un vistazo a la vida de un chimpancé mientras que las preguntas de pensamiento crítico y un glosario de fotos ayudan a los lectores de no ficción por primera vez. With this carefully leveled text, now in Spanish, readers learn all about chimpanzees and their incredible rain forest habitat. Full-color photographs...

"In The Comfort of Crows, Margaret Renkl presents a literary devotional: fifty-two chapters that follow the creatures and plants in her backyard over the course of a year. As we move through the seasons -- from a crow spied on New Year's Day, its resourcefulness and sense of community setting a theme for the year, to the lingering bluebirds of December, revisiting the nest box they used in spring -- what develops is a portrait of joy and grief: joy...

Examines the role of Theodore Roosevelt and Gifford Pinchot in advocating the conservation of forest land and describes how the great forest fire of 1910 along with the heroism of the fire rangers changed public opinion in favor of supporting the cause.

Contains actual quotations of Native American people and twenty-three stories handed down through oral tradition.