The Ring of Fire is a tectonic belt of volcanoes and earthquakes.
The tectonic plates of the Pacific Ocean in the Early Jurassic (180 Ma)
Layers of phreatomagmatic tephra on Deception Island
Llaima's 2008 eruption
Lascar erupting in 2006
Tectonics are the processes that result in the structure and properties of the Earth's crust and its evolution through time.
San Andreas transform fault on the Carrizo Plain
The Tectonic Network of the Earth. Legend: Brown: Terrane (microplate) boundaries in the continents and Mobile Belts, Cyan: Terranes of the Oceanic Plates, Blue: Oceanic transform faults; Red and orange: Fault zones in the Continental and Mountain belt domain; Purple: Main subduction zones and suture zones; Green: Continental margins