Answer: Flood warnings can reduce the effects of flooding because others have a chance to put up their flood control devices. One of the things used to help minimize flood damage is storm surge barriers.
Step-by-step explanation:
With enough warning, barriers can be put into place to prevent the land from being inundated of the land and property. Sand bags can be used to help keep flood waters from rising.
With the flood warnings, livestock can be moved so that they can be safe. Elderly, young, and handicapped people can be quickly relocated to a safe place because of the flood warning.