An orographic sketch map from 1873 of the Andes mountain chains. The map divides the system into the Andes of Columbia and Ecuador, Andes of Bolivia and Peru, Andes of Chile, and Andes of Patagonia. The map is keyed to show the prominent...

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Labeled diagram of two kinds of volcanoes: effusive and explosive.

Clearly labeled diagram of a volcanic eruption, with a focus on the hazardous effects of landslides, pyroclastic flows, lava flows, eruption clouds, acid rain, tephra, and lahars.

This site gives a comprehensive look at volcanoes. It begins with a basic overview, and then goes in-depth. The site includes an expert's section, words to know, witness accounts, experiments, and how to prepare for a volcanic eruption...

A map from 1904 of the Argentine Republic, Chile, Paraguay, and Uruguay. This map shows capital cities, major towns, ports, rivers, terrain, and coastal features. The map shows mean annual temperatures for selected cities, elevations for...

The erupting Icelandic Volcano has spewed tons of ash into the atmosphere creating havoc for global trade. This article briefly discusses its impact on the environment and the economic consequences. Education resources are included. (20...

A Wikipedia entry on the Mayon Volcano, the most active volcano in the Philippines. Excellent photos and maps. Includes a log of recent eruptions.

This site explaines what a volcano is by looking at the features, types, and the location of volcanoes The site also looks at some case studies for further information.

Mauna Loa means long mountain, and it is the largest and most active volcano on earth. Get some good overall facts regarding this infamous volcano.

Loihi is believed to be one of the youngest volcanoes in the Hawaiian chain. You can view elevation maps and even take a virtual tour.

A map from 1906 of the northern Philippine island of Luzon and neighboring islands south to Panay Island. The map is color-coded to show the province boundaries at the time, and shows the province capitals and other major cities, ports,...

Find information about the Haleakala Crater and the East Maui volcano, including the volcano's eruptive history, maps of the crater, and geologic data sets.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

Describes what a volcano landslide is, how they occur, the effects of these landslides, and case studies.

A good description of basalt and its mineral content.

A map from 1898 of Mexico, Central America and the West Indies. The map includes an inset map of Cuba and the Isthmus of Nicaragua. "The surface of the Rocky Mountain highland in Mexico is quite similar to that of the great plateau...

A map from 1898 of South America showing the general physical features including mountain systems, prominent peaks and volcanoes, river and lake systems, plateaus, and coastal features. The map includes an insert of the Isthmus of...

A map from 1916 of South America showing the general physical features including mountain systems, prominent peaks and volcanoes, river and lake systems, plateaus, and coastal features. The map is color-contoured with land elevations...

A map from 1901 of South America showing the general physical features including mountain systems, prominent peaks and volcanoes, river and lake systems, plateaus, and coastal features. The map is color-coded with the highlands above...