Aso (central Kyushu, Japan): (16 Apr) The recent unrest has resumed- JMA raised the alert level back up to 2 on Sunday, and earlier today reported what appears to have been an insignificant small explosion. At this time, there have been no further reports of activity and it remains to be seen if a more significant eruptive episode develops, as in the previous episodes in 2016. Bromo (East Java,…