During the last few days, volcanic activity was recorded in Nevado del Ruíz, seismic movements ... The current activity of Ruiz is associated with the fracturing of a rock inside the volcanic ...

After the Volcanological and Seismological Observatory declared a yellow alert on the Nevado del Ruiz volcano due to recent seismic activity, the Government of Risaralda warned that, in the coming ...

The volcanoes featured in the NOVA program "Volcano's Deadly Warning"—Galeras, Nevado del Ruiz, Popocatepetl, and Mt. Redoubt—as well as many other famous volcanoes, including Mt. St. Helens ...