Another hazard in Hawaii is sulphur dioxide, one of several gases that can be released by volcanoes, even when they're not erupting. However, lava and gas combined account for less than 2% of ...
There have been over 70 earthquakes so far in this swarm, with 32 events greater than magnitude 2 and two events greater than magnitude 4, ” a USGS summary said. The USGS has so far received only one ...