Economic - Crops ruined and impacts on Buildings and farmland saturated individuals, property washed for months industries, away or afterwards insurance damaged by preventing new companies water and mud planting and governments Positive impacts of flooding include - People and deposition of Animals can IMPACTS OF fertile silt, drown in fast FLOODING washing away flowing water of pollutants and replenishing groundwater Transport can be interrupted - Sewage contaminates airports can be drinking water supply closed, road and and causes diseases rail networks such as cholera & submerged and typhoid river traffic closed down. Flood Control Hard Strategies Dams - built in the upper river valley and are designed to store water and therefore control the discharge of the river. Levees - This increases the height of the river banks and therefore the river can contain more water. Straightening Meanders - This increases the speed of the river to remove water from affected areas.
Buildings and property washed away or damaged by water and mud Crops ruined and farmland saturated for months afterwards preventing new planting Economic - impacts on individuals, industries, insurance companies and governments People and Animals can drown in fast flowing water IMPACTS OF FLOODING Positive impacts of flooding include - deposition of fertile silt, washing away of pollutants and replenishing groundwater Transport can be interrupted - airports can be closed, road and rail networks submerged and river traffic closed down. Sewage contaminates drinking water supply and causes diseases such as cholera & typhoid Flood Control Hard Strategies Dams - built in the upper river valley and are designed to store water and therefore control the discharge of the river. Levees - This increases the height of the river banks and therefore the river can contain more water. Straightening Meanders - This increases the speed of the river to remove water from affected areas.
Geog_The_Leys_School_-_Revision_scholarship_exam_Jan16.docx