Latest Volcano Erupts in Indonesia: Impact and Evacuation Efforts Indonesia is famous for its volcanic activity, and the latest eruption of Mount Semeru brought great attention. This eruption occurred in early December 2021, spreading hot clouds and volcanic ash that reached a height of more than 4,000 meters. The impact of this incident was very broad, ranging from damage to infrastructure to health threats to local residents. This eruption affected the area around Mount Semeru, especially in villages such as Sumber Wuluh and Curah Kobokan. Residents were forced to evacuate quickly, considering the danger that could not be underestimated. Many lost their homes and property, as lava flows and cold lava destroyed everything in their path. The Regional Disaster Management Agency (BPBD) and a team of volunteers carried out swift evacuation efforts. Refugees have at least moved thousands of people to safer places. Emergency tents were set up at evacuation sites, while health services were improved to deal with the risk of respiratory diseases caused by volcanic ash. Apart from that, the local government also provides access to food aid and basic needs for refugees. As a quick response, BPBD also implemented an early warning system to monitor volcanic activity in real-time. This aims to provide accurate information to the public so they can avoid dangerous areas. Even though evacuation efforts have been carried out, long-term impacts remain. Agriculture in the surrounding area is threatened, as fertile soil is polluted by volcanic ash. This has an impact on farmers’ income and local food availability. Apart from that, damage to infrastructure such as roads and bridges is also an obstacle in access to the area. Affected communities are advised to remain alert and follow instructions from the authorities. Mental strengthening and emotional support are also important, considering that many families have lost their homes and valuables. Rehabilitation activities will be the next step once the situation has stabilized. Education is also receiving attention, because many children were forced to drop out of school due to this eruption. Recovery efforts will include alternative education programs so that children can still have access to learning. With support from various parties, it is hoped that the community can recover and rebuild their lives. Not only the direct impact of the eruption, learning from this event is important for disaster preparedness in the future. Socialization regarding what actions to take during an eruption and how to deal with other difficult situations will be strengthened through training programs. Overall, Mount Semeru shows how big the challenges Indonesia must face in dealing with natural disasters. There needs to be collaboration between the government, non-governmental organizations and the community itself to comprehensively strengthen the disaster mitigation system.