Rockfall from Sinabung volcano eruption seen from Tiga Pancur village in Karo, North Sumatra, Indonesia onJanuary 06, 2020. The head of the Center for Volcanology for Geological Disaster Mitigation (PVMBG) for the Sinabung volcano, Armen Putra said there were approximately 5 million people living in hazard-prone zones. as many as 130 active volcanoes in Indonesia, one of which is Sinabung. Photo by Aditya SutantaABACAPRESS.COM