 – smashing previous records. The 1991 eruption of Mount Pinatubo in the Philippines reached 40 km (25 miles) and 1982's El Chichon in Mexico 31 km (19 miles). It is also the first evidence of a volcanic eruption ejecting material through the stratosphere and directly into the mesosphere. The height of a plume can be estimated by measuring the temperature at the top by infrared-based sate){kind=link}
NEWS… BUT NOT AS YOU KNOW IT
An underwater volcanic eruption in the South Pacific created the highest-ever recorded plume, reveals a new study.
The Hunga Tonga-Hunga Ha’apai volcanic blast reached 35.4 miles – becoming the first to break through the mesosphere, say scientists.
This is a layer of atmosphere 30 to 50 miles above Earth. The explosion on January 15 this year was one of the most powerful ever observed.
It triggered devastating tsunamis. Sound waves carried 6,200 miles – to Alaska. Thousands were left homeless.