May 20, 2017 - Karo, North Sumatra, Indonesia - A burst of thick volcanic ash volcano Sinabung volcano into the air, in Karo on May 19, 2017, North Sumatra Province, Indonesia. People are urged to remain vigilant and adhere to government recommendations. It is unpredictable how long Mount Sinabung will stop erupting. Volcanic parameters and mountain seismicity remain high so that the potential for further eruptions will continue. (Credit Image: © Ivan Damanik via ZUMA Wire)
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