lahar

• Coulée de boue volcanique et d'eau dévalant rapidement les pentes d'un volcan, souvent déclenchée par des éruptions ou de fortes pluies.

A destructive flow of volcanic mud and water that rushes down the slopes of a volcano, often triggered by eruptions or heavy rainfall.

1. Volcanic mudflowB2formalscientific

   A destructive flow of volcanic material (water and mud) that descends rapidly down the slopes of a volcano, often triggered by eruptions or melting snow/ice.

   Lahar (coulée de boue volcanique)

   • The eruption triggered a lahar that buried several villages.
   • Scientists monitored the lahar's path to warn nearby towns.
   • Volcanic mudflows, known as lahars, can travel at high speeds.
   • After the eruption, a large lahar swept through the river valley.