Title: I wonder why there's a hole in the sky and other questions about the environment
Description: The perfect introduction to the environment, featuring melting ice caps, the ozone hole, solar power and much more. Clear, lively text answers all those tricky questions about how the world works, while friendly, funny cartoons add interest.--Cover.
Subjects: Nature, Environmental sciences, Juvenile literature, Environmental protection, Effect of human beings on, Environmental protection, juvenile literature, Nature, effect of human beings on, Nature, juvenile literature, Human influence on nature, Questions and answers, Children's questions and answers, Environmental degradation, Pictorial works, Pollution, Climatic changes, Endangered species