What changes is our planet facing, including the effects of nature's constant forces and the growing human footprint? And how can we protect Earth's riches for future generations? Includes four feature segments. Erosion; Investigate how wind, water, and ice create land formations, constantly changing Earth's surface. Conservation; Explores ways we can help conserve and protect natural resources, especially clean air and water. Galpagos; Travels to the Galpagos Islands to show the negative impact introduced species can have on isolated ecosystems. Rain Forest Plants; Examines this biome's layers and the link between rain forests and modern medicine.

Teacher's guide available under additional info tag.