you can look at https://volcanoes.usgs.gov/volcanoes/yellowstone/monitoring_map.html for yellowstone somewhat up todate info or for world view.
http://hisz.rsoe.hu/alertmap/index2.php
As for volcanic reactions … it’s part of a grand solar minimum as well as the movement of poles maybe affecting mantle stability but no one knows for sure as first time in 12,000 years this has happened. More co2 is good -37c last night and dropping next few days