During the course of an eruption, a volcano can produce a variety of hazards, such as lava flows, pyroclastic flows and lahars, volcanic mud flows. Latent hazards may exist for years after an eruption ...

Jan 29 (Reuters) - A volcanic mudslide from New Zealand's 2,800 metre Mount Ruapehu is likely to be triggered in the coming weeks as melting snow fills the summit's swollen crater lake, local media ...