Java’s volcanoes continue to show worrying signs, with authorities closely monitoring seismic activity as they throw lava and ash many miles into the atmosphere.
At 3,676 meters (12,060 feet), Mount Semeru in East Java is one of the highest volcanoes in Indonesia. Mount Merapi, in central Java, is an active volcano of 2,929 meters (9,610 feet) with a hiking trail to the summit and a national park surrounding it. Both continue to worry authorities.
On January 16, 2021, the Semeru Volcano Observatory issued a warning warning of an ash cloud moving northeast with a peak of ash clouds at about 5,676 meters (18,163). feet) above sea level, but may be higher than can be clearly observed.
Here’s a review of this month’s eruptions