Overview
I'm working on a science multi-part question and need an explanation and answer to help me learn.
Volcanic Eruptions on Earth are a key element in the nature of our atmosphere and habitability of Earth.
Look at the Mt. Pinotubo eruption of 1991and address these two points
In the immediate aftermath, how did the local environment change?
Look at the longer term effects and what is at least one effect eruption may have had on the global environment long term.