Germany Floods

flood floodw walls barrier temporary emergency fire brigade volunteer Frankfurt an der Oder Brandenburg Germany Oder Deutschland river water global warming climate weather building work construction border wall flood barrier Oder river Polish border Frankfurt (Oder) September 17 2024 increasing water levels German states Brandenburg installing flood barriers Jaap Arriens NurPhoto flood prevention river protection water management flood defense emergency response cross-border cooperation environmental safety hydrology riverbank fortification climate change adaptation flood risk infrastructure public safety weather warnings river monitoring disaster preparedness flood control measures regional coordination water level rise flood mitigation.