Disasters repeatedly appeared throughout 2021. Flash floods and landslides occurred in Indonesia, especially East Nusa Tenggara, which has claimed hundreds of victims and lost more than Rp. 24,409,100,000. And also, in another country, an unexpected catastrophe occurred. Extreme rains and storms have caused flash floodsin Germany and Belgium. Later heatwaves have resulted in wildfires in Greece, United States, Canada, and Australia.