Sabancaya, one of South America’s most restless volcanoes, fired an ash column roughly 2,000 meters above its crater rim on April 24, sending a gray-brown plume drifting over the highlands of southern ...

LIMA, Peru (AP) — Peru has declared an environmental emergency after announcing that 21 beaches on the Pacific coast were contaminated by an oil spill at a refinery run by Spain-based Repsol following ...

Mark Clementz, a professor in the University of Wyoming Department of Geology and Geophysics, and colleagues have produced a compelling study that shows that an increase in volcanic activity in the ...