👉 A volcano, also known as a stratovolcano or a mountain range volcano, is an eruptive volcanic activity in which the magma above the surface cools and solidifies. Volcanic eruptions are usually triggered by earthquakes, tectonic plate movement, or other geological forces that cause pressure to build up within the earth's crust. As these pressures increase, they can lead to the release of gases such as sulfur dioxide and water vapor into the atmosphere, which can contribute to the formation