Daily Archives: April 27, 2015

There are some spectacular photographs and videos of the recent eruption of Calbuco in Chile. The impact of the eruption on our weather and climate depends on how explosive the eruption and how much sulfur dioxide is in the volcanic plume.

Eruptions can lead to cooler temperatures in the mountain’s vicinity. As the ash cloud enshrouds nearby regions, it will reduce the amount of solar energy reaching the surface and thereby reduce the daytime temperatures. Continue reading →