2 min read The Ring of Fire is a roughly 25,000-mile chain of volcanoes and seismically active sites that outline the Pacific Ocean. Also known as the Circum-Pacific Belt, the Ring of Fire traces ...

Map Source: TASA Graphic Arts ... The islands were formed as the Pacific plate crept northwest at three to four inches a year, carrying volcano after volcano away from the stationary hotspot ...

Beneath dormant volcanoes in the Cascades region of the Pacific Northwest, scientists found large reservoirs of magma. The discovery challenges the belief that active volcanoes have large magma ...