Intraplate volcanism A third tectonic setting where volcanism occurs is believed to be the result of mantle plumes and not directly related to plate boundaries. So called hot spot volcanoes fall into this category.
Monthy earthquake reports For each month since July 2012, we publish a summary of quake activity world-wide: find the list of largest quake, a map showing all significant quakes as well as detailed statistics on seismic activity during this time.