TEMPO.CO, Jakarta - The head of Indonesia’s Geological Agency, Muhammad Wafid, has warned that deposits from Mount Semeru’s recent pyroclastic flows could trigger secondary disasters if not properly ...

JAKARTA, Indonesia — Indonesia’s highest volcano on its most densely populated island released searing gas clouds and rivers of lava Sunday in its latest eruption. Monsoon rains eroded and finally ...

The emplacement of small-volume ( less than 0,1km3) pyroclastic flow is strongly controlled by topography, according to a new study by researchers of the Institute of Earth Sciences Jaume Almera of ...

When volcanoes erupt, pinpointing the regions at high risk for lethal hazards and deciding whether or not to evacuate a resistant population comprise the most difficult problems faced by hazards ...

Two volcanoes, Italy's Stromboli and Mount Semeru in Indonesia, erupted on the same day, a week after Mauna Loa in Hawaii. Mount Semeru, which lies 400 miles southeast of Indonesia's capital, Jakarta, ...

The eruption in East Java that claimed 22 lives on Saturday was likely triggered by weather conditions rather than by internal unrest inside Mount Semeru, which would have been easier to monitor.

Pyroclastic flows are some of the most fearsome hazards posed by erupting volcanoes. These avalanches of superheated ash, gas, and rock are responsible for some of the most famous volcanic disasters ...

One of the leading killers during explosive volcanic eruptions is a family of superheated gas, ash, and debris known as pyroclastic density currents. These tumbling, turbulent paroxysms rush downslope ...

YOGYAKARTA, Indonesia (AP) — Indonesia’s Mount Merapi continued to erupt Friday, forcing authorities to halt tourism and mining activities on the slopes of the country’s most active volcano. The ...