After machines take control of Earth, following the extinction of humans, twelve-year-old robot XR 935A confronts its prejudices about humans and begins to reconsider its own existence within robot society after discovering and befriending a twelve-year-old human girl.--

Discusses how weather has shaped the world we live in, and how humans have learned to live in almost every climate that can be found on Earth. --

"Describes the cause and effect of elephant and human encounters"--Provided by publisher.

"Describes giant pandas and their disappearing habitat"--Provided by publisher.

Red imported fire ants are on the attack in the United States. The tiny insects came to Alabama in the 1930s when they hitched a ride on ships sailing from South America. After the ants arrived in their new home, they began building huge colonies. The fierce little creatures soon spread throughout the South, biting and stinging any person, animal, or thing in their path.

A huge cornfield has been destroyed. The plants in the field have been dug up and trampled, and much of the corn is half eaten. What caused this terrible damage? The answer is big, hairy, and running wild throughout much of the United States. Feral pigs destroy crops, ruin property, and pollute streams and rivers.

Looks at the effects of human activity on the environment and discusses steps that can be taken to reduce our negative impact, including recycling, chemical-free gardening, using renewable energy sources, and conserving water.

Large, dangerous amphibians are overrunning much of northern Australia. These animals, called cane toads, show up on roads, in ponds, and in people's backyards. Because they ooze a powerful poison when attacked, they kill many pets and native wild animals each year.

Describes the delicate ecological balance among all living things on land, the damage done by humanity in contributing to the extinction of various species, and ways of preventing further harm.