How does volcanic activity affect climate are these effects examples of short term or long term climate change

It can destroy a community which would make it dense and difficult to survive in and then stimulate a pioneer community starting with moss and ferns. which will start a new little ecosystem. So, these effects would be long term, though it can effect the climate in many different ways.

The nucleus inside an atom consists of positively-charged  protons  and neutrally-charged  neutrons. a  proton  is a subatomic particle with a positive electric charge. allprotons  are identical.

The air is going to come out because of the low pressure.