An erupting volcano emits gases and dust particles that can cause profound changes in weather and climate throughout the world. Volcanism also affects the environment by producing acid rain and making ocean water warmer. More »

When a volcano erupts, it typically affects the humans in the vicinity by covering their environment with ash and sometimes with lava, according to Oregon State University. In addition, some volcanoes produce pyroclastic... More »

Volcanoes have a positive effect on the lithosphere; the buried materials, burnt trees and plants caused by the flow of lava help in fertilizing the soil, increasing its nutritive content. The Earth's lithosphere is made... More »

It is hard to put an exact figure on the number of extinct volcanoes in the world; according to Oregon State University, the expectation that a volcano will never erupt again is no guarantee that this is actually the cas... More »

Indonesia has 147 volcanoes, 76 of which are still active making it the world's most active volcano country. The country consists of a chain of more than 13,000 islands that are spread out over an area similar in size to... More »

The Stromboli volcano is unique among the world's volcanoes in that it has been erupting almost continually for nearly 2,000 years. In spite of this, as of 2014, there have been fewer than 10 recorded deaths associated w... More »

Mount Vesuvius, a volcano off the west coast of Italy, is one of the only active volcanoes on Europe's mainland. It is part of the Campanian volcanic arc, which rests on a tectonic boundary where the African plate is bei... More » Science Earth Science Volcanoes