The government uses helicopter and amphibious vehicles to evacuate areas stranded by flooding . The surging River Rhine has flooded many communities as it flows northwest to the sea . In total , 45,000 people have been asked to leave their homes in Hamburg - Bremen . About 11,500 rescue workers are operating in the area . Flood measurements are being taken along the River Danube in Romania and Serbia .
The government uses helicopter and amphibious vehicles to evacuate areas stranded by flooding . The surging River Rhine has flooded many communities as it flows northwest to the sea . In total , 45,000 people have been asked to leave their homes in Hamburg - Bremen . Flood measurements are being taken along the River Danube in Romania and Serbia .