Understanding the Ring of Fire The Ring of Fire is an extensive area in the Pacific Ocean where numerous earthquakes and ...

Volcanic eruptions are one of nature’s most powerful and destructive forces. They can alter landscapes, affect weather ...

An animation of the Mount Pinatubo eruption of 1991 in the Philippines and its effect on the global climate. The eruption caused sulphur dioxide and ash particles to be ejected into the atmosphere.

A restive Philippine volcano has erupted briefly on a central island, sending a 2.4-mile plume of ash and debris into the sky ...

Sulfate aerosols lead to cooling in the atmosphere. Past volcanic eruptions, such as that of nearby Pinatubo in 1991, have had this kind of cooling effect on the climate. On the other hand, water ...