soft engineering

• flood warnings positive- reduces the impacts of flooding
• flood warning negative- warnings don't prevent floods, people may not have access to the warnings
• flood plain zoning positive- impact of flooding reduced, fewer impermeable surfaces
• flood plain zoning negative- cant help in areas that have existing buildings
• planting trees positive- discharge and flood risk decrease
• planting trees negative- less land for farming
• river restoration- restoring a river to its natural state by removing dams and other barriers
• river restoration positive- less risk of flooding downstream
• river restoration negative- local flood risk can increase