The Earth does not care anything about us. It has gone through multiple phases of ice planet - jungle planet, and molten surface. The planet will just keep on until consumed by the sun in a few billion more years.
For humans, it is amazing how much power is in one little volcano. There are 4 "super-volcanoes" in the USA alone. Yellowstone is just the one everyone thinks of.
https://www.usgs.gov/news/caldera-systems-worldwide-family-more-just-yellowstone