volcanoes

Discusses different kinds of volcanoes, their causes, and the various igneous rocks which they produce.

Describes the forces that create volcanoes, historic volcanic eruptions, the impact of eruptions on communities and the earth, and volcano research.

Presents a variety of facts about volcanoes.

Examines the nature, origins, and dangers of volcanoes and discusses the warning system that detects threatening eruptions.

Explains what happens to the earth before and during a volcanic eruption, and describes several historic eruptions, including Mount Saint Helens in 1980.

Contains eighty-four photographs of volcanic phenomena, focusing on the regions of the Hawaiian Islands, the Pacific Northwest and Alaska, California and the Southwest, and Yellowstone and the northern mountain states, with information on the geologic background of each site, myths surrounding volcanoes, and comments by the authors.

Introduces the natural phenomena of earthquakes and volcanoes, explaining how and why they occur, and looking at the potentially devastating effects.

Explores volcanoes and volcanic activity in the United States, discussing the study of volcanoes, their effect on the environment, and volcanic hazards and risks.

Discusses how and why volcanoes erupt, what effect these disasters have on the earth, and how some of the world's great volcanic eruptions occurred.

Facts, illustrations, and projects examine the causes of volcanoes, tidal waves, earthquakes, and other natural phenomena.