Erickson, Jon

The perilous adventures of a toy soldier who loves a paper dancing girl culminate in tragedy for both of them.

Examines greenhouse effect with supporting information on deforestation, melting ice caps, global warming and other areas of concern.

Details on all aspects of oceanography, including the geography of the ocean floor, currents, resources, and lifeforms.

Explores the likelyhood of a new period of mass extinction brought on by man and addresses what must be done to reverse current trends.

Learn how and why disastrous storms occur.

Describes ancient ice ages and the causes of ice ages and their effects on the earth.

Concentrates on the geologic phenomenon of Earth, and how it has affected life on our planet.

Studies the evolution of life on earth by looking at the fossil record, beginning with Archeozoic microbes and continuing to today's Holocene interglacial period.

Examines geologic structures such as stone pillars, natural bridges, mountains and volcanoes and the processes that shape them.

Examines craters, caverns, canyons, and other aspects of the Earth's interior.