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Upstream floods are similar to flash floods. Large amounts of rain in a short period of time. Downstream floods are produced by storms of long duration that saturate the soil and produce increased runoff.
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∙ 13y ago
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What is the difference between pluvial and fluvial flooding?
Fluvial flooding is caused by river water, pluvial flooding relates to rain water.
How can marshlands prevent flooding?
marshland prevent flooding to a nearby town by temporarily storing water
What controls flooding?
Drains!
How does a marshland prevent flooding in a nearby town?
Temporarily storing water
What is localised flooding?
"Localized" -- Flooding that will occur in smaller areas, just certain local places that usually flood within a fairly limited area. Such as "localized flooding may occur in parts of the state's southeast counties if the rain continues, but no serious widespread flooding will occur in any large areas of the state." The opposite is widespread or regional flooding which covers more area(s) than local.
What made the flooding in Egypt?
Seasonal rainfall upstream flowing into the Nile.
What is backwater flooding?
Backwater flooding happens when there is an obstruction downstream that causes the water further upstream to rise over the banks and into the landscape. An ice jam or channel restriction can cause backwater flooding.
Why does the river thames have a flood barrier?
To stop the flood tide from coming upstream and flooding London
What is most likely the cause of springtime flooding in a river valley?
Rapid snow melt in regions upstream
Why would a civilization choose to live near a ever that regularly floods?
The flooding brings silt from upstream to the bottom land, enriching the soil.
What effect does hydroelectricity have on the environment?
flooding upstream as reservoir fillsstopping salmon migration to spawning streamssilting of the dam reservoirloss of river beaches downstreamheating of downstream river wateretc.
How did the ancient Egyptians adjust to flooding?
Ancient Egyptians needed the floods to irrigate crops. Egyptians would measure the water with a nilometer so people upstream would be aware of how much water was coming.
How the Asian carp got out if control?
Orignally, they were imported to the U.S. to clean algae out of private ponds. But, because of flooding in the late 1970s to early 1980s, they got out and into the mississippi river. They have been migrating upstream eversince then.
Do contour lines point upstream or downstream?
upstream
When was Upstream - newspaper - created?
Upstream - newspaper - was created in 1996.
What is upstream and downstream in supply chain for hospital?
downstream and upstream
What is the duration of Upstream film?
The duration of Upstream - film - is 3600.0 seconds.
