How many active volcanoes are there? Where are the majority of volcanoes located on the earth?

Explanation:

everything can be found in the picture above. Hope this helps

Increasing the release of greenhouse gases and pollution

This would be an open primary. a closed primary people can vote only prior to election day if the party if they are registered. independent voters can not participate. there is not a wide-open primary, but there is a semi-open primary.