Natural disasters, from wildfires, floods and mudslides in western states to large earthquakes in Japan, have rocked, burned and flooded parts of the world in the first months of 2025. What’s next?

Japan is crisscrossed with 111 active volcanoes. The Japan Meteorological Agency (JMA) is responsible for monitoring volcanic activity and providing related disaster preparedness information.

When the hazard map was adjusted in 2021 ... said the mountain's features are an outlier even among volcanoes in Japan. “It is impossible to predict not only the timing of eruptions but ...