Flashcards in 1.4 The human impact Deck (14)
Amount taking out
Condition in which a river's channel fills completely that any increase in discharge will cause water to overflow the bank
Passageway in which a river flows
Modifications to the river channels. (straightening, deepening, widening, clearing or lining.
Quantity of water that passes a given point on the bank of a river.
Total area that contributes water to a river.
Flood where lag time is quite short
Discharge great enough to cause a body of water to overflow its channel.
How often and how large floods are in an specific area
Part of any stream valley that is inundated during floods
Process of determining when and where hazards have occurred in the past. The frequency as well as events that could happen now.
Range of natural circumstances, materials and processes that are hazardous to humans.
Establishing the probability that a hazardous event of a particular magnitude will occur within a given period.