Discusses oil spills, describes the environmental problems they cause, and examines other sources of marine pollution.

Some people are skeptical about climate change. According to many scientists, this threat to the environment is real. Readers explore the ways in which humans contribute to the problem of climate change, but they also learn how humans can work to stop this environmental crisis. Eye-catching fact boxes, a detailed glossary, and full-color photographs enhance readers' understanding of this important science curriculum topic and how it connects to current...