flood water of an urban river, fast high waves

water snow river winter freezing rapid ice stream wave frost waterway sea waterfall watercourse shore soil rock flood urban high waves wild storm wide riverbed muddy white splashing tall concrete wall huge created fast former hurricane caused days heavy rain lethal speed city disaster catastrophe climate change climate environment desaster disastrous natural hazard human instigated disasters anthropogenic caused manmade flood flooded water flash accidents power flooded land shore flowing flowing