Web Search Results for "Volcanoes"

Volcanoes: Principal Types of Volcanoes
Principal Types of Volcanoes. Geologists generally group volcanoes into four main kinds--cinder cones, composite volcanoes, shield volcanoes, and lava domes.

Hawai'i Volcanoes National Park (U.S. National Park Service)
Experience the Heartbeat of a Volcanic Landscape. Volcanoes are monuments to Earth's origin, evidence that its primordial forces are still at work.

Alaska Volcano Observatory
Organization using federal, state, and university resources to monitor and study Alaska's hazardous volcanoes, to predict and record eruptive activity, and to ...

Smithsonian Institution - Global Volcanism Program ...
The Global Volcanism Program (GVP) seeks better understanding of all volcanoes through documenting their eruptions--small as well as large--during the past 10,000 years.

Volcano Hazards Program
Monitors volcanoes and collects scientific information on volcanoes in the United States and elsewhere to reduce the risk from volcanic activity.

CVO Website - Learn About Volcanoes - USGS
USGS FAQs on earthquakes, volcanoes, water, floods, maps, energy, minerals, biology, geology, ecosystems, climate change, remote sensing, GIS, geographic names, and more!

USGS Hawaiian Volcano Observatory (HVO)
An archived home page that highlights lava pouring into the sea from Kilauea Volcano, Hawaii.

Volcanic Gases and Their Effects - Volcano Hazards Program
The volcanic gases that pose the greatest potential hazard to people, animals, agriculture, and property are sulfur dioxide, carbon dioxide, and hydrogen fluoride.

Volcano Live | John Seach
Provides information about volcanoes, eruption, and volcano treks, and links to other volcano educational sites. Includes links to volcano-cams.

Volcano - Wikipedia, the free encyclopedia
A volcano is a rupture on the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the ...

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