river flood, muddy water waves with white spray

water river rapid wave stream snow winter sea shore freezing ice waterway coast watercourse waterfall boating rock flood waves big walls lowering wild storm wide urban riverbed muddy white splashing tall concrete wall huge created fast former hurricane caused days heavy rain lethal speed city spray 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 river stream freshwater rivers flow moving supply riverbed